Radio Meteor Observation in Japan No.279 January 2025 - English : https://www.iprmo.org - Japanese: https://jpn.iprmo.org ----------------------------------------------------------------------------- Observer : Kenji Fujito Location : Yokkaichi, Mie, Japan (34.96 N, 136.61 E) Frequency: 53.100 MHz (50W JA2SDA, Toyokawa, Japan) Transmitter Location:　 HAM beacon (JA2SDA 50 W CW, 53.100 MHz), Toyokawa, Aichi, Japan Antenna : 2el. Comet HB9CV, zenith Receiver: ITEC HRO-RX1a Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 12 11 15 15 19 15 12 15 10 11 12 7 3 11 4 1 1 3 0 5 3 6 11 9 02 | 10 11 12 12 21 27 21 13 13 11 10 11 12 13 5 1 5 2 2 3 5 12 4 5 03 | 14 11 20 14 26 37 24 27 8 4 4 10 9 13 7 5 3 4 4 1 7 4 9 9 04 | 14 26 33 45 58 50 32 17 21 12 14 11 7 9 10 3 2 2 1 3 4 11 14 2 05 | 10 10 12 14 21 23 9 7 12 6 7 6 6 9 4 3 1 2 3 2 8 6 11 8 06 | 9 3 11 19 19 29 9 10 6 2 7 %0 %5 11 1 2 1 3 0 5 4 6 6 14 07 | 8 10 17 22 19 18 18 10 6 14 7 11 7 5 4 5 3 1 4 6 8 3 4 7 08 | 8 9 15 7 16 11 8 7 7 6 3 7 6 2 4 5 4 0 5 3 5 6 8 7 09 | 12 10 8 17 19 8 11 10 9 11 4 4 3 6 3 2 2 1 1 3 4 10 11 11 10 | 14 11 14 20 20 20 11 5 10 6 4 7 5 2 4 0 1 1 1 0 3 4 10 7 11 | 6 13 13 17 16 14 15 8 8 5 4 5 7 6 7 1 6 0 2 5 4 6 6 11 12 | 6 9 15 13 16 10 10 16 5 9 15 7 9 4 5 2 1 0 1 2 4 4 14 7 13 | 7 9 16 12 19 14 14 16 5 14 9 6 6 7 0 1 1 5 3 4 3 3 7 5 14 | 8 11 18 16 24 15 14 6%14 7 7 7 %6 %2 5 -- %4 3 0 3 2 5 4 4 15 | 5 5 15 15 8 6 12 8 5 9 7 7 9 7 4 5 0 2 2 2 7 7 7 6 16 | 8 8 15 11 22 15 10 8 6 2 11 8 6 8 5 3 3 1 1 0 2 5 5 11 17 | 5 11 12 15 20 21 8 10 14 7 6 4 8 7 6 2 1 1 5 3 7 5 8 5 18 | 13 8 15 25 25 14 15 9 8 9 7 12 7 7 10 2 4 2 2 2 4 4 4 5 19 | 3 4 16 17 21 10 6 7 16 10 7 5 8 4 6 4 1 2 3 2 9 5 7 6 20 | 4 8 16 16 12 16 9 3 8 3 10 6 8 4 9 2 1 0 1 3 6 3 9 5 21 | 6 10 20 19 13 17 9 14 12 8 4 7 12 5 2 4 5 0 1 1 4 5 8 10 22 | 14 12 17 18 14 16 9 12 7 5 10 7 9 7 4 3 1 3 1 2 2 %2 8 7 23 | 9 8 13 13 11 20 15 9 7 14 4 8 9 2 4 %0 %3 0 0 0 6 4 7 8 24 | 12 14 16 16 20 18 11 6 4 8 8 4 7 2 3 1 2 0 1 0 %8 7 8 5 25 | 8 10 14 12 12 11 11 7 8 9 8 %8 10 3 5 2 1 1 0 5 3 3 11 9 26 | 9 9 20 15 14 14 19 8 8 7 9 10 1 6 5 3 2 1 %2 4 4 5 5 7 27 | 6 5 10 8 16 10 8 5 10 11 5 7 7 1 2 2 2 3 0 3 6 5 9 10 28 | 7 15 11 21 23 16 12 7 11 10 9 8 5 6 2 4 0 0 1 1 6 4 11 3 29 | 9 4 5 16 11 7 8 6 3 5 7 4 9 4 2 3 0 1 0 1 4 3 10 7 30 | 9 10 15 12 7 14 9 10 10 11 6 6 2 4 3 4 3 0 4 0 6 6 5 9 31 | 5 6 10 22 10 16 6 8 7 10 10 7 3 4 2 7 2 1 3 2 1 2 11 4 ---+------------------------------------------------------------------------ Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Echoes longer than 20 seconds Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 1 02 | 03 | 1 04 | 1 1 1 1 1 05 | 06 | 07 | 1 08 | 09 | 1 10 | 1 11 | 1 12 | 1 1 13 | 14 | 1 15 | 16 | 17 | 1 18 | 1 1 19 | 1 20 | 21 | 1 22 | 23 | 24 | 25 | 1 26 | 27 | 28 | 29 | 30 | 31 | ---+------------------------------------------------------------------------ Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST note: --: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer : Tuboi Observatory[TSUBOI MASAKI] Location : Asakitaku,Hiroshimashi,JAPAN (34.45 N, 132.50 E) Frequency: 53.372 MHz Antenna : 2el. HB9CV Az:60deg. horizon. Transmitter Location: HAM beacon (JE3AKE) (50W CW, 53.372MHz) Receiver: R820T2-SDR+TCXO SDRRadio Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 0 4 1 3 8 4 1 8 9 7 13 9 3 6 3 5 0 1 1 1 1 %4 2 0 02 | 3 2 0 3 0 0 2 2 7 4 5 14 3 11 9 8 2 0 1 8 3 0 0 2 03 | 2 3 3 1 7 7 11 8 3 12 3 17 24 11 27 19 11 2 %8 8 2 1 2 5 04 | 10 13 20 12 9 7 2 6 11 6 8 7 9 5 8 3 3 2 3 6 2 1 3 2 05 | 2 3 1 8 2 3 4 7 6 9 8 3 8 7 7 8 3 2 3 3 1 4 0 4 06 | 2 3 10 10 3 3 2 4 3 7 6 7 6 2 8 1 1 3 1 0 1 3 0 1 07 | 4 5 5 7 11 6 8 9 7 8 8 14 2 8 2 2 %0 1 2 0 2 0 2 0 08 | 2 2 2 4 2 0 1 7 1 5 11 6 4 2 3 1 0 3 %0 2 2 2 6 2 09 | 1 4 4 4 7 5 5 2 4 5 9 3 4 7 9 4 4 2 3 8 3 2 3 4 10 | 1 6 10 7 3 7 10 %5 5 7 7 8 9 9 7 3 2 2 3 1 5 %6 1 1 11 | 2 5 2 0 2 3 1 6 6 7 7 11 8 3 4 5 3 1 1 3 0 0 1 1 12 | 2 3 2 3 5 9 5 12 6 6 13 6 10 6 9 2 3 2 3 4 4 1 1 4 13 | 4 5 2 1 3 8 6 7 5 11 5 5 6 5 4 2 1 4 3 IF 2 2 0 1 14 | 3 0 0 4 2 1 0 1 5 6 8 3 7 8 1 2 0 0 1 1 0 0 1 0 15 | 1 2 2 6 4 3 5 0 1 2 2 2 7 3 1 0 0 %0 0 0 0 0 0 0 16 | 1 0 0 0 0 0 0 1 1 1 1 2 1 4 1 6 2 1 1 0 5 4 1 1 17 | 1 6 2 3 3 1 5 0 2 1 1 2 0 1 3 1 1 1 0 3 0 0 0 0 18 | 0 0 1 1 1 0 1 1 6 5 6 2 2 7 3 2 2 0 0 0 6 7 0 0 19 | 0 0 0 0 1 1 1 4 2 4 2 2 3 2 3 1 3 1 0 4 4 4 3 0 20 | 0 1 0 1 0 0 2 1 1 4 5 %1 %3 IF %2 1 0 2 1 0 11 6 3 6 21 | 5 3 4 2 0 0 0 IF %2 0 0 0 4 7 10 4 2 1 0 3 3 4 0 1 22 | 0 0 1 0 0 4 1 9 5 3 5 4 11 10 5 6 2 2 1 %0 1 2 %6 5 23 | 5 1%10 3 2 2 8 8 4 2 0 1 2 5 3 2 0 1 %0 %2 1 0 1 3 24 | 0 0 0 0 1 1 2 0 2 1 0 2 3 2 6 3 1 0 1 0 4 15 4 6 25 | 6 2 5 6 1 4 2 7 1 2 1 2 2 2 3 2 1 2 2 0 2 6 3 1 26 | 1 0 0 1 4 0 4 2 2 3 11 4 %2 2 5 %0 3 1 2 1 1 5 3 1 27 | 0 4 3 6 2 5 8 4 2 7 1 6 4 4 4 4 3 1 2 2 5 4 0 0 28 | 1 2 2 2 1 0 2 4 4 3 3 2 3 9 %1 1 2 2 2 2 1 4 0 2 29 | 0 0 3 0 3 1 0 IF 3 1 IF %1 %5 2 0 1 2 0 0 0 0 0 0 0 30 | 1 0 0 IF %0 1 0 1 4 3 4 2 5 2 2 5 1 0 1 0 2 4 0 1 31 | 1 0 3 1 0 1 1 2 1 2 0 1 3 2 2 5 0 0 1 0 3 2 0 IF ---+------------------------------------------------------------------------ Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Echoes longer than 20 seconds Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 02 | 03 | 04 | 05 | 1 06 | 1 07 | 1 08 | 09 | 1 10 | 1 11 | 1 12 | 1 1 13 | 1 1 14 | 2 15 | 1 16 | 17 | 18 | 1 19 | 20 | 21 | 1 22 | 1 23 | 24 | 1 25 | 1 26 | 27 | 28 | 29 | 30 | 1 31 | ---+------------------------------------------------------------------------ Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Frequency: 112.000 MHz Transmitter Location: Komatsu-VOR Beacon for Air-flight Antenna : 5el-Yagi Az60deg. Receiver: R820T2 & SDR+TCXO SDRradio Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 6 5 4 7 4 1 8 9 6 4 6 5 1 4 2 3 6 0 0 0 0 0 2 2 02 | 2 2 4 5 6 0 6 7%18 8 10 7 10 7 6 4 3 5 4 0 2 1 1 0 03 | 0 2 6 8 2 4 9 11 15 12 28 18 14 14 12 9 3 2 0 1 3 %5 5 7 04 | 8 9 8 15 6 7 4 10%11 11 13 10 7 7 2 4 1 2 4 3 %0 4 3 3 05 | 5 9 5 5 13 14 10 6 5 5 15 5 4 9 0 1 1 1 0 3 0 0 1 6 06 | 1 6 2 2 3 1 5 4 2 1 1 5 1 3 1 1 0 0 4 5 1 0 2 1 07 | 3 5 7 3 2 4 6 5 8 4 5 7 6 4 2 5 1 5 4 1 2 3 3 4 08 | 2 4 5 1 5 2 5 4 1 3 4 0 3 2 6 3 5 3 0 1 3 0 2 1 09 | 4 2 5 5 7 4 4 5 8 7 11 6 8 3 5 5 4 1 2 %2 %8 1 3 6 10 | 3 2 3 5 %6 1 6 7 12 8 11 7 10 7 10 4 8 9 %5 %3 6 %6 %2 5 11 | 1 5 3 4 7 3 3 4 5 2 8 3 6 1 2 1 2 %4 IF 1 0 0 1 3 12 | 4 2 3 6 4 5 2 8 6 6 6 4 1 0 0 3 1 2 2 %6 %2 1 2 0 13 | 0 1 2 4 1 6 4 2 2 7 8 4 3 4 0 3 %2 1 0 0 0 IF IF IF 14 | IF 1 2 7 1 8 4 2 6 6 5 3 9 2 6 %5 3 %2 %2 9 1 2 4 3 15 | 2 3 6 3 5 4 5 5 5 7 8 6 1 8 3 4 3 0 3 3 1 4 5 3 16 | 2 2 3 1 1 7 2 2 9 4 4 9 7 6 1 1 1 1 0 2 0 1 3 1 17 | 6 3 7 5 4 2 0 4 3 5 10 8 3 3 1 4 2 0 0 1 %0 1 0 2 18 | 1 1 0 0 4 1 4 4 7 7 2 8 3 9 5 1 3 1 0 1 2 1 5 3 19 | 4 0 5 0 2 3 2 0 2 3 6 3 7 8 2 3 1 2 2 0 1 2 2 3 20 | 2 1 1 1 0 0 1 0 1 4 5 2 3 1 2 2 2 0 2 1 1 2 0 2 21 | 5 3 3 1 0 %5 5 1 8 2 3 2 2 2 2 3 3 1 0 %0 1 0 2 2 22 | 2 1 7 4 0 0 4 6 4 2 5 3 8 4 1 2 1 1 3 0 2 2 0 3 23 | 2 4 2 6 0 2 3 4 3 4 5 4 4 2 4 0 0 1 0 0 0 2 1 6 24 | 4 5 1 10 1 0 2 1 2 5 1 2 2 2 1 3 2 2 0 0 %3 0 0 1 25 | 3 1 3 2 1 1 3 0 3 5 1 3 3 1 6 6 4 10 3 2 5 2 2 3 26 | 5 3 2 3 1 4 5 3 3 1 9 4 2 3 2 1 0 0 0 0 4 0 0 1 27 | 3 6 2 1 2 1 5 2 5 4 8 3 3 4 1 2 4 0 1 0 0 0 1 2 28 | 2 0 6 1 1 2 3 4 6 3 11 4 0 0 3 1 4 2 1 0 3 2 1 0 29 | 3 0 3 1 2 2 1 3 2 2 7 5 4 2 2 3 0 4 1 4 0 1 1 2 30 | 3 5 1 0 3 3 2 6 5 5 9 3 3 2 1 2 6 1 2 0 0 2 1 2 31 | 2 2 1 2 1 5 2 2 8 1 6 6 3 1 6 1 2 1 1 1 2 5 2 2 ---+------------------------------------------------------------------------ Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Echoes longer than 20 seconds Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 1 02 | 1 03 | 04 | 1 1 05 | 1 06 | 1 07 | 08 | 09 | 1 10 | 11 | 1 1 12 | 1 1 13 | 1 14 | 15 | 16 | 17 | 18 | 1 19 | 20 | 21 | 1 1 22 | 1 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 1 1 1 31 | 1 ---+------------------------------------------------------------------------ Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST note: --: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer :Hirofumi Sugimoto Location : Hachioji, Tokyo, Japan (35.654 N, 139.319 E) Frequency: 53.372 MHz Transmitter Location: HAM beacon (JE3AKE) (50W CW, 53.372MHz) Antenna : HB9CV 3el. Az:240deg. horizon. Receiver: RTL-SDR HDSDR Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 20 14 10 20 19 14 17 23 22 20 15 6 6 6 9 10 5 5 7 8 15 12 11 13 02 | 15 16 12%13 17 15 28 20 19 7 9 7 6 8 12 10 5 4 8 8 13 9 14 15 03 | 12 8 24 23 31 40 39 46 26 20 20 23 21 21 21 28 14 4 5 7 8 17 11 20 04 | 23 29 48 45 57 63 62 50 36 25 13 16 9 12 13 6 4 2 5 7 7 9 13 17 05 | 12 16 22 15 24 24 26 23 15 6 12 9 14 8 11 5 9 4 10 7 8 8 16 13 06 | 15 9 13 16 18 20 14 14 15 11 --%12 9 8 %7 8 14 6 6 10 14 12 15 11 07 | 11 13 13 14%24 22 17 24 12 24 13 13 12 12 12 11 3 6 7 11 10 7 8 13 08 | 10 9 14 14 16 13 24 16 17 19 13 10 5 6 8 10 7 3 6 9 13 20 13 11 09 | 12 14 14%14 20 16 19 11 14 18 15 11 13 9 11 4 3 10 3 5 9 14 15 7 10 | 19 6 12 11 14 19 22 19 26 17 21 16 9 4 6 7 1 2 8 8 8 13 11 11 11 | 8 9 13 18 10 19 13 15 21 18 17 15 14 7 10 1 5 3 5 8 8 15 10 14 12 | 10 9 14 21 12 15 26 20 14 14 14 13 11 15 11 3 5 3 5 9 10 11 9 15 13 | 12 11 21 22 24 13 24 24 20 21 24 14 15 11 7 6 3 6 4 8 10 7 8 10 14 | 7 12 13 17 22 17 19 15 15 18 14 12 16 7 11 5 3 6 5 8 7 10 12 8 15 | 13 4 18 19 13 14 18 16 15 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 16 | -- -- -- -- -- -- -- -- -- -- -- -- --%12 3 3 3 3 4 9 5 13 7 14 17 | 17 15 14 15 27 21 13 8 4 1 3 2 4 7 9 5 5 4 9 4 7 7 9 8 18 | 5 13 12 9 15 10 20 8 16 8 10 7 4 3 4 2 4 4 2 5 10 10 9 3 19 | 4 2 8 9 10 9 15 8 9 8 7 5 4 4 4 1 4 7 %4 8 15 14 14 9 20 | 6 6 7 7 9 16 14 10 19 3 5 7 5 8 8 9 %6 2 2 4 6 9 8 8 21 | 11 7 7 9 13 14 9 13 13 9 18 14 12 14 10 1 4 4 6 11 10 15 18 15 22 | 14 13 12 14 24 17 24 28 25 20 23 18 8 13 12 4 7 5 7 6 8 13 16 20 23 | 14 14 13 11 15 20 21 16 10 24 9 15 7 8 6 8 2 6 3 5 10 14 10 15 24 | 12 10 15 18 12 19 19 10 17 22 10 7 19 3 10 3 2 2 5 9 16 10 22 16 25 | 23 12 13 25 15 32 22 20 20 16 14 19 9 6 11 8 5 3 9 9 13 16 12 18 26 | 14 10 20 16 15 10 21 10 18 20 13 15 14 9 12 4 5 3 7 7 10 16 13 20 27 | 8 18 13 18 19 25 12 16 23 24 14 18 15 10 6 5 3 4 4 4 8 13 12 14 28 | 24 14 18 14 16 15 15 21 17 12 17 8 11 7 5 6 4 3 6 9 9 12 18 13 29 | 15 10 15 7 12 21 20 26 17 22 15 14 10 5 4 7 5 7 5 4%10 -- -- -- 30 | -- -- -- -- -- -- -- --%20 16 16 16 11 14 7 7 6 -- -- -- -- -- -- -- 31 | -- -- -- -- -- -- --%20 6 14 11 9 14 6 5 7 5 4 8 11 15 16 15 11 ---+------------------------------------------------------------------------ Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Echoes longer than 20 seconds Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 02 | 1 1 03 | 1 1 2 2 04 | 2 2 1 1 1 1 05 | 1 1 06 | 1 1 1 07 | 1 08 | 1 1 09 | 1 1 10 | 1 1 11 | 1 1 12 | 1 1 1 1 13 | 1 1 14 | 1 1 15 | 16 | 17 | 2 1 18 | 2 1 1 19 | 1 20 | 21 | 1 22 | 1 1 23 | 1 1 1 24 | 1 2 25 | 26 | 1 27 | 28 | 29 | 1 30 | 31 | 1 ---+------------------------------------------------------------------------ Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Frequency: 116.900 MHz Transmitter Location: Chitose-VOR at Tomakomai city (141.7 E, 42.7 N) VOR Beacon for Air-flight (200W 30Hz AM, 116.900 MHz) Antenna : 5el-Yagi Horizon Receiver: AIRSPYmini Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 4 6 3 6 2 2 4 7 5 8 6 2 4 2 0 4 2 1 4 1 4 4 5 3 02 | 0 4 4 4 7 4 5 11 9 4 4 9 6 5 4 2 6 2 1 0 1 4 2 4 03 | 5 4 3 6 4 7 5 3 2 5 14 12 10 17 17 8 3 2 3 5 3 4 7 10 04 | 10 19 21 26 11 7 9 5 4 11 14 11 5 6 4 2 0 1 1 2 2 5 3 3 05 | 1 0 3 3 5 3 1 3 2 2 3 2 3 2 3 1 1 0 2 2 1 2 5 3 06 | 1 5 2 5 9 2 6 5 5 6 10 5 5 2 3 2 2 2 1 4 1 4 5 10 07 | 2 0 5 4 2 6 3 %5 8 10 2 3 2 4 0 2 1 0 1 5 1 4 3 4 08 | 4 6 6 2 5 4 %4 -- 3 8 8 5 7 3 4 2 1 2 3 1 4 5 4 5 09 | 6 4 7 2 7 8 3 1 1 3 4 7 3 4 5 4 2 1 0 2 4 5 4 5 10 | 5 2 4 5 5 4 6%11 4 3 3 6 2 3 2 0 1 3 1 3 1 2 3 5 11 | 3 1 8 6 6 2 5 2 3 6 4 7 4 2 4 5 -- -- -- -- %5 5 6 5 12 | 3 4 3 13 9 7 6 5 6 12 13 10 9 4 5 3 2 4 3 1 4 6 6 8 13 | 2 5 8 5 8 8 9 8 3 8 9 7 10 -- -- -- 3 4 1 2 6 6 3 3 14 | 3 3 8 8 5 3 3 3 7 7 4 4 5 5 3 6 1 0 4 2 1 6 2 3 15 | 1 4 3 5 6 7 8 2 7 12 6 0 3 1 3 4 4 2 1 6 4 2 2 3 16 | 3 1 3 7 2 2 8 3 4 4 8 1 4 3 3 0 0 0 0 1 5 4 3 4 17 | 0 3 4 2 4 7 2 3 5 4 8 7 2 2 6 1 2 4 5 5 5 4 4 5 18 | 5 7 5 5 3 6 3 3 8 11 6 10 1 5 5 4 0 3 0 2 7 3 2 2 19 | 4 7 4 8 6 12 7 5 8 12 8 7 5 4 5 1 4 7 2 4 1 5 6 8 20 | 2 5 4 3 2 1 6 7 5 6 8 6 9 8 7 4 0 0 3 3 1 2 5 12 21 | 2 4 4 3 5 4 8 5 7 7 7 6 6 2 4 2 4 2 5 4 2 4 3 7 22 | 1 1 1 6 4 3 2 4 9 7 16 8 3 4 4 3 3 1 3 2 3 8 7 3 23 | 1 6 5 7 7 3 8 3 4 3 7 5 4 4 3 2 2 4 3 3 3 1 6 5 24 | 2 2 3 5 3 10 5 7 5 6 7 3 3 4 3 6 0 2 4 6 3 3 5 3 25 | 4 4 4 3 5 5 5 3 4 9 3 4 4 10 9 0 1 2 2 3 3 1 3 4 26 | 3 4 1 4 8 7 2 6 13 10 6 3 4 5 4 4 2 1 1 4 3 6 3 7 27 | 0 8 4 3 7 1 9 3 8 9 10 5 4 4 1 5 4 2 2 1 1 1 4 4 28 | 5 2 5 4 7 5 6 6 6 5 10 6 6 2 5 2 3 0 0 2 1 4 6 2 29 | 4 2 4 3 6 5 3 5 7 7 6 4 7 5 4 2 1 2 1 2 5 1 2 5 30 | 3 2 6 4 5 3 4 2 3 2 7 4 1 5 7 2 3 2 3 5 1 3 4 4 31 | 4 1 6 5 4 4 5 5 4 5 6 5 3 6 0 1 3 0 3 2 6 4 3 2 ---+------------------------------------------------------------------------ Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST Echoes longer than 20 seconds Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST ---+------------------------------------------------------------------------ 01 | 1 02 | 03 | 1 1 1 04 | 1 1 05 | 06 | 07 | 1 08 | 09 | 10 | 11 | 12 | 13 | 1 14 | 1 1 1 15 | 16 | 1 17 | 1 18 | 19 | 20 | 1 21 | 22 | 1 23 | 24 | 1 25 | 26 | 27 | 1 28 | 29 | 30 | 31 | ---+------------------------------------------------------------------------ Jan| 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23JST note: --: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer : Hiroshi Suzuki Location : Soma, Fukushima, Japan (37.79 N, 140.98 E) Frequency: 52.905 MHz Transmitter Location:　 HAM beacon (50 W CW, 52.905 MHz), Higashimurayama, Tokyo, Japan Antenna : AF-4 (4el.) horizon, dir: west Receiver: RTL-SDR Method : by using HROFFT software (by Kazuhiko Ohkawa) -- Total number of echoes -- Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|JST ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 01 | 0 | 1 | 2 | 0 | 2 | 2 | 0 | 0 | 1 | 3 | 1 | 0 | 1 | 1 | 2 | 2 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 02 | 0 | 2 | 3 | 1 | 0 | 1 | 3 | 1 | 0 | 1 | 2 | 3 | 2 | 0 | 1 | 1 | 2 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 03 | 1 | 1 | 1 | 3 | 1 | 3 | 3 | 1 | 2 | 2 | 2 | 0 | 0 | 6 | 8 | 7 | 1 | 1 | 1 | 0 | 0 | 0 | 3 | 2 | 04 | 3 | 5 | 5 | 6 | 3 | 2 | 0 | 1 | 2 | 4 | 5 | 2 | 1 | 3 | 2 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 3 | 2 | 05 | 1 | 2 | 2 | 5 | 3 | 0 | 2 | 3 | 2 | 2 | 0 | 2 | 4 | 4 | 2 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 1 | 06 | 0 | 1 | 3 | 0 | 1 | 0 | 1 | 4 | 3 | 0 | 1 | 5 | 2 | 2 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 07 | 0 | 3 | 3 | 3 | 4 | 2 | 0 | 1 | 0 | 1 | 1 | 1 | 1 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 3 | 08 | 2 | 3 | 1 | 1 | 0 | 0 | 1 | 0 | 1 | 3 | 3 | 1 | 4 | 2 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 09 | 1 | 1 | 1 | 0 | 2 | 2 | 1 | 2 | 2 | 3 | 2 | 2 | 2 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 10 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 2 | 4 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 11 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 0 | 0 | 3 | 0 | 1 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 12 | 2 | 0 | 2 | 3 | 0 | 2 | 2 | 2 | 0 | 3 | 1 | 1 | 0 | 2 | 0 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 13 | 0 | 0 | 1 | 0 | 1 | 0 | 2 | 6 | 5 | 2 | 3 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 14 | 0 | 0 | 5 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 0 | 6 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 15 | 0 | 5 | 0 | 1 | 0 | 1 | 0 | 2 | 1 | 0 | 3 | 3 | 2 | 2 | 0 | 1 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 16 | 1 | 1 | 3 | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 2 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 17 | 0 | 0 | 0 | 0 | 2 | 2 | 1 | 2 | 1 | 3 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 18 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 2 | 1 | 1 | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 19 | 0 | 1 | 3 | 3 | 2 | 2 | 0 | 3 | 2 | 0 | 2 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 20 | 3 | 2 | 1 | 3 | 1 | 0 | 0 | 2 | 2 | 3 | 3 | 0 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 21 | 0 | 1 | 1 | 0 | 4 | 4 | 2 | 0 | 2 | 1 | 2 | 3 | 0 | 1 | 0 | 3 | 0 | 2 | 0 | 1 | 0 | 0 | 1 | 0 | 22 | 3 | 0 | 0 | 2 | 0 | 4 | 2 | 1 | 3 | 1 | 1 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 23 | 0 | 1 | 0 | 1 | 1 | 0 | 1 | 0 | 2 | 0 | 1 | 1 | 3 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 24 | 0 | 2 | 0 | 2 | 1 | 1 | 0 | 0 | 0 | 3 | 2 | 1 | 3 | 0 | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 25 | 1 | 1 | 2 | 2 | 1 | 5 | 1 | 2 | 0 | 4 | 4 | 4 | 3 | 2 | 0 | 3 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 26 | 0 | 0 | 1 | 0 | 1 | 2 | 0 | 0 | 1 | 0 | 3 | 2 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 27 | 0 | 0 | 1 | 2 | 2 | 1 | 1 | 0 | 2 | 2 | 1 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 28 | 0 | 1 | 3 | 2 | 1 | 1 | 0 | 1 | 2 | 1 | 1 | 1 | 1 | 4 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 29 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 3 | 1 | 1 | 2 | 1 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 2 | 1 | 0 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 4 | 3 | 2 | 1 | 0 | 31 | 0 | 3 | 1 | 1 | 1 | 2 | 0 | 2 | 1 | 3 | 0 | 2 | 2 | 0 | 2 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|JST Echoes longer than 20 seconds Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|JST ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 01 | 1 | 2 | 1 | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 02 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 03 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 04 | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 05 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 06 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 07 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 09 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 11 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 12 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 1 | 1 | 0 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 1 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 0 | 2 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 27 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 1 | 0 | 28 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 31 | 1 | 0 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|JST note: ???: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer: Hironbu Shida Location: Akita, Akita, Japan (140.1 E, 39.4 N) Frequency: 53.372 MHz Transmitter Location: HAM beacon (JE3AKE) (50W CW, 53.372MHz) Antenna : HB062FDX Receiver : AITEC MRX-50 Method : by using MROFFT software (by Michinari Yamamoto) manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 12 | 19 | 19 | 13 | 18 | 36 | 16 | 29 | 14 |Dec 01 | 20 | 16 | 11 | 10 | 12 | 16 | 8 | 3 | 5 | 8 | 4 | 6 | 5 | 14 | 18 | 11 | 12 | 3 | 16 | 12 | 26 | 41 | 21 | 20 | 02 | 17 | 10 | 20 | 11 | 11 | 14 | 3 | 9 | 3 | 4 | 8 | 11 | 5 | 14 | 13 | 13 | 15 | 19 | 22 | 25 | 10 | 20 | 15 | 18 | 03 | 16 | 19 | 44 | 39 | 41 | 29 | 35 | 21 | 20 | 18 | 10 | 10 | 11 | 13 | 33 | 44 | 45 | 50 | 58 | 43 | 38 | 35 | 38 | 24 | 04 | 26 | 36 | 40 | 23 | 23 | 12 | 0 | 22 | 17 | 12 | 9 | 16 | 7 | 11 | 20 | 15 | 12 | 23 | 25 | 27 | 22 | 21 | 21 | 8 | 05 | 16 | 16 | 17 | 20 | 10 | 12 | 0 | 7 | 1 | 7 | 8 | 11 | 11 | 7 | 6 | 6 | 14 | 9 | 20 | 18 | 13 | 14 | 23 | 25 | 06 | 14 | 12 | 11 | 9 | 9 | 18 | 13 | 7 | 13 | 15 | 10 | 22 | 21 | 17 | 18 | 18 | 20 | 18 | 24 | 22 | 23 | 21 | 21 | 20 | 07 | 20 | 16 | 12 | 15 | 16 | 13 | 5 | 9 | 10 | 17 | 22 | 6 | 13 | 10 | 9 | 25 | 18 | 20 | 35 | 23 | 13 | 16 | 23 | 24 | 08 | 20 | 30 | 30 | 24 | 25 | 10 | 9 | 4 | 9 | 10 | 12 | 14 | 10 | 6 | 13 | 20 | 15 | 23 | 15 | 18 | 21 | 22 | 22 | 22 | 09 | 26 | 10 | 10 | 23 | 25 | 32 | 18 | 19 | 0 | 8 | 16 | 13 | 32 | 8 | 12 | 16 | 17 | 20 | 18 | 23 | 12 | 0 | 2 | 3 | 10 | 24 | 15 | 0 | 41 | 22 | 14 | 18 | 15 | 16 | 6 | 8 | 0 | 7 | 0 | 7 | 10 | 15 | 17 | 19 | 6 | 12 | 11 | 8 | 14 | 11 | 17 | 17 | 16 | 13 | 8 | 15 | 12 | 11 | 8 | 0 | 13 | 14 | 12 | 11 | 6 | 0 | 10 | 11 | 16 | 10 | 20 | 9 | 21 | 24 | 12 | 26 | 20 | 7 | 21 | 14 | 8 | 4 | 3 | 6 | 8 | 17 | 7 | 7 | 13 | 9 | 10 | 6 | 19 | 20 | 12 | 18 | 15 | 21 | 24 | 13 | 39 | 13 | 22 | 14 | 9 | 7 | 11 | 10 | 3 | 8 | 11 | 6 | 11 | 9 | 11 | 13 | 12 | 12 | 13 | 18 | 9 | 3 | 0 | 36 | 14 | 28 | 20 | 31 | 20 | 17 | 18 | 7 | 5 | 7 | 15 | 8 | 5 | 10 | 9 | 6 | 9 | 17 | 19 | 32 | 24 | 15 | 13 | 22 | 19 | 15 | 21 | 16 | 22 | 26 | 19 | 8 | 8 | 7 | 11 | 2 | 11 | 9 | 12 | 9 | 15 | 10 | 16 | 19 | 20 | 25 | 21 | 27 | 15 | 24 | 16 | 22 | 27 | 21 | 24 | 20 | 8 | 17 | 11 | 15 | 16 | 15 | 24 | 6 | 9 | 11 | 9 | 15 | 29 | 20 | 29 | 22 | 30 | 14 | 31 | 17 | 21 | 34 | 21 | 27 | 16 | 14 | 4 | 10 | 16 | 15 | 7 | 18 | 22 | 20 | 26 | 19 | 18 | 40 | 46 | 20 | 4 | 16 | 21 | 27 | 18 | 13 | 19 | 26 | 17 | 16 | 14 | 12 | 3 | 7 | 25 | 7 | 11 | 12 | 5 | 6 | 5 | 16 | 19 | 15 | 13 | 13 | 7 | 13 | 11 | 19 | 13 | 10 | 11 | 4 | 10 | 0 | 0 | 0 | 7 | 7 | 8 | 6 | 12 | 8 | 12 | 15 | 13 | 8 | 24 | 9 | 9 | 15 | 21 | 24 | 20 | 17 | 8 | 11 | 15 | 2 | 1 | 9 | 4 | 1 | 6 | 9 | 9 | 12 | 4 | 10 | 10 | 10 | 12 | 20 | 15 | 10 | 18 | 12 | 14 | 21 | 16 | 22 | 8 | 9 | 8 | 9 | 8 | 6 | 3 | 3 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 22 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 10 | 9 | 6 | 10 | 10 | 10 | 9 | 10 | 16 | 10 | 9 | 19 | 23 | 11 | 12 | 9 | 14 | 12 | 9 | 3 | 2 | 4 | 6 | 6 | 4 | 5 | 3 | 10 | 7 | 11 | 9 | 8 | 12 | 8 | 16 | 19 | 17 | 24 | 23 | 19 | 12 | 7 | 6 | 8 | 2 | 4 | 4 | 7 | 7 | 14 | 8 | 6 | 16 | 5 | 9 | 13 | 13 | 20 | 12 | 14 | 14 | 14 | 25 | 12 | 13 | 15 | 16 | 12 | 5 | 4 | 3 | 6 | 6 | 12 | 6 | 7 | 10 | 9 | 5 | 6 | 5 | 6 | 18 | 13 | 11 | 23 | 16 | 26 | 13 | 12 | 12 | 1 | 13 | 29 | 42 | 21 | 6 | 14 | 5 | 8 | 4 | 11 | 8 | 7 | 6 | 4 | 11 | 11 | 16 | 23 | 12 | 19 | 27 | 12 | 14 | 8 | 12 | 5 | 11 | 5 | 4 | 2 | 5 | 8 | 14 | 10 | 11 | 7 | 12 | 14 | 12 | 8 | 11 | 12 | 18 | 12 | 18 | 28 | 14 | 19 | 17 | 13 | 17 | 3 | 7 | 4 | 4 | 6 | 6 | 10 | 7 | 9 | 2 | 15 | 5 | 7 | 6 | 9 | 11 | 11 | 23 | 19 | 29 | 17 | 9 | 7 | 10 | 9 | 6 | 6 | 4 | 3 | 4 | 9 | 5 | 6 | 11 | 8 | 9 | 6 | 6 | 9 | 15 | 13 | 9 | 8 | 20 | 30 | 6 | 11 | 11 | 7 | 4 | 12 | 4 | 3 | 4 | 2 | 18 | 8 | 7 | 7 | 16 | 13 | 13 | 14 | 26 | 13 | 12 | 17 | 14 | 18 | 31 | 3 | 9 | 10 | 10 | 14 | 15 | 10 | 3 | 10 | 18 | 16 | 14 | 10 | 10 | 5 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT Echoes longer than 20 seconds Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |Dec 01 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 03 | 0 | 1 | 0 | 1 | 1 | 3 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 1 | 3 | 2 | 1 | 0 | 1 | 1 | 04 | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 05 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 06 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 07 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 08 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 09 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 12 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 13 | 1 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 17 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 18 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 22 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 25 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT note: ???: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer : Hirotaka Otsuka Location : Hirakata, Osaka, Japan (135.7 E, 34.9 N) Frequency: 53.100 MHz Antenna : 2el-HB9CV, 4mH (90-270 Azimuth(East-West), 90elevation) Transmitter Location:　 HAM beacon (JA2SDA 50 W CW, 53.100 MHz), Toyokawa, Aichi, Japan Reciever: YAESU FT-690 Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 |Dec 01 | 0 | 0 | 1 | 0 | 1 | 0 | 3 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 02 | 2 | 3 | 2 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 03 | 0 | 0 | 6 | 2 | 3 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 2 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 04 | 2 | 1 | 2 | 0 | 0 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 2 | 0 | 1 | 2 | 1 | 05 | 1 | 1 | 1 | 2 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 06 | 0 | 4 | 0 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 5 | 6 | 3 | 5 | 5 | 5 | 5 | 1 | 07 | 3 | 3 | 1 | 1 | 0 | 2 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 3 | 1 | 4 | 4 | 2 | 08 | 0 | 0 | 0 | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 5 | 1 | 4 | 3 | 2 | 09 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 0 | 2 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 3 | 3 | 1 | 2 | 2 | 4 | 10 | 3 | 3 | 2 | 1 | 1 | 0 | 0 | 1 | 2 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 2 | 2 | 1 | 4 | 0 | 0 | 1 | 11 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 2 | 2 | 0 | 0 | 1 | 2 | 2 | 3 | 2 | 4 | 0 | 12 | 2 | 1 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 2 | 5 | 0 | 3 | 1 | 2 | 13 | 1 | 1 | 1 | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 5 | 2 | 0 | 1 | 1 | 14 | 3 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 1 | 3 | 1 | 0 | 15 | 0 | 1 | 1 | 1 | 0 | 0 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 3 | 2 | 4 | 2 | 1 | 3 | 2 | 16 | 0 | 0 | 2 | 1 | 2 | 3 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 3 | 3 | 2 | 2 | 1 | 4 | 2 | 2 | 17 | 1 | 1 | 3 | 1 | 0 | 1 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 4 | 2 | 0 | 1 | 0 | 1 | 18 | 0 | 0 | 3 | 2 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 1 | 2 | 4 | 2 | 0 | 3 | 3 | 19 | 0 | 0 | 1 | 0 | 2 | 1 | 1 | 0 | 2 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 3 | 1 | 2 | 20 | 1 | 6 | 1 | 2 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 3 | 4 | 3 | 1 | 4 | 2 | 2 | 2 | 21 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 2 | 0 | 1 | 3 | 1 | 22 | 1 | 2 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 1 | 0 | 0 | 0 | 4 | 1 | 2 | 3 | 2 | 0 | 23 | 3 | 0 | 1 | 1 | 0 | 3 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 4 | 1 | 4 | 1 | 2 | 0 | 2 | 24 | 0 | 3 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 3 | 3 | 2 | 1 | 1 | 1 | 4 | 2 | 3 | 3 | 7 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 2 | 0 | 2 | 7 | 0 | 0 | 26 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 4 | 4 | 2 | 0 | 3 | 1 | 27 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 1 | 1 | 3 | 3 | 0 | 2 | 0 | 0 | 28 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 29 | 1 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 3 | 3 | 1 | 2 | 0 | 0 | 30 | 1 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 4 | 1 | 1 | 6 | 0 | 2 | 0 | 31 | 5 | 0 | 2 | 2 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 1 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT Echoes longer than 20 seconds Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |Dec 01 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 03 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 04 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 05 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 06 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 4 | 0 | 0 | 0 | 0 | 3 | 0 | 07 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 09 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 10 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 11 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 12 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 17 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 3 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 31 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT note: ???: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer: Norihiro Nakamura Location: Tsukuba, Ibaraki, Japan (140.1 E, 36.0 N) Frequency: 52.905 MHz Transmitter Location:　 HAM beacon (50 W CW, 52.905 MHz), Higashimurayama, Tokyo, Japan Antenna : Dipole Receiver : YAESU FT-817 Method : by using MROFFT software (by Michinari Yamamoto) manual count using HROview and HROreport (by Michinari Yamamoto) -- Total number of echoes -- Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 4 | 4 | 7 | 4 | 14 | 8 | 6 | 7 | 6 |Dec 01 | 0 | 1 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 1 | 3 | 1 | 3 | 3 | 10 | 7 | 18 | 7 | 9 | 8 | 9 | 12 | 2 | 1 | 02 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 2 | 5 | 7 | 5 | 6 | 16 | 7 | 18 | 9 | 5 | 6 | 03 | 0 | 2 | 0 | 1 | 0 | 1 | 6 | 1 | 3 | 0 | 0 | 0 | 1 | 3 | 6 | 17 | 12 | 17 | 24 | 25 | 23 | 21 | 0 | 0 | 04 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 3 | 5 | 2 | 10 | 5 | 10 | 10 | 8 | 3 | 2 | 1 | 05 | 0 | 2 | 1 | 1 | 1 | 0 | 1 | 0 | 2 | 0 | 0 | 1 | 0 | 3 | 3 | 8 | 5 | 6 | 7 | 8 | 12 | 11 | 1 | 5 | 06 | 3 | 0 | 0 | 1 | 3 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 8 | 6 | 11 | 7 | 6 | 9 | 5 | 5 | 7 | 4 | 2 | 07 | 0 | 3 | 1 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 2 | 0 | 1 | 5 | 8 | 6 | 9 | 6 | 6 | 14 | 5 | 1 | 0 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 1 | 1 | 5 | 6 | 3 | 2 | 4 | 8 | 1 | 1 | 2 | 09 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 2 | 4 | 3 | 3 | 4 | 10 | 10 | 5 | 3 |??? |??? |??? | 10 |??? | 0 | 1 | 1 | 1 | 1 | 2 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 4 | 6 | 6 | 7 | 3 | 3 | 1 | 0 | 11 | 3 | 0 | 3 | 0 | 0 | 3 | 0 | 0 | 0 | 1 | 3 | 1 | 1 | 3 | 2 | 8 | 10 | 7 | 3 | 14 | 7 | 6 | 1 | 2 | 12 | 1 | 2 | 0 | 0 | 3 | 1 | 0 | 3 | 0 | 2 | 1 | 0 | 0 | 1 | 5 | 6 | 5 | 7 | 13 | 8 | 12 | 2 | 8 | 2 | 13 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 5 | 10 | 4 | 11 | 8 | 10 | 10 | 11 | 2 | 2 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 2 | 2 | 8 | 6 | 10 | 5 | 7 | 3 | 1 | 2 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 7 | 6 | 3 | 3 | 2 | 10 | 13 | 15 | 6 | 12 | 4 | 1 | 16 | 0 | 0 | 3 | 0 | 1 | 0 | 1 | 5 | 0 | 1 | 1 | 2 | 2 | 3 | 4 | 6 | 7 | 7 | 14 | 4 | 7 | 1 | 1 | 2 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 4 | 6 | 2 | 8 | 17 | 11 | 8 | 11 | 3 | 0 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? | 7 | 13 | 19 | 19 | 9 | 10 | 6 | 0 | 19 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 0 | 0 | 2 | 5 | 5 | 5 | 8 | 4 | 11 | 10 | 6 | 7 | 8 | 3 | 7 | 20 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 3 | 9 | 14 | 5 | 7 | 9 | 2 | 2 | 5 | 21 | 4 | 4 | 0 | 0 | 0 | 1 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 6 | 2 | 10 | 6 | 10 | 16 | 6 | 13 | 9 | 1 | 2 | 22 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 1 | 1 | 2 | 1 | 8 | 7 | 10 | 14 | 17 | 8 | 5 | 4 | 2 | 23 | 0 | 1 | 1 | 2 | 0 | 0 | 2 | 2 | 1 | 0 | 0 | 1 | 2 | 5 | 4 | 3 | 10 | 15 | 14 | 9 | 12 | 2 | 1 | 0 | 24 | 0 | 0 | 0 | 0 |??? |??? |??? | 2 | 3 | 3 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 4 | 18 | 9 | 6 | 6 | 8 | 3 | 25 | 1 | 1 | 1 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 26 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 27 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 2 | 5 | 7 | 7 | 11 | 13 | 14 | 20 | 16 | 7 | 2 | 3 | 28 | 0 | 2 | 0 | 1 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 | 7 | 13 | 10 | 14 | 11 | 6 | 0 | 3 | 1 | 29 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 2 | 6 | 8 | 7 | 13 | 12 | 5 | 6 | 3 | 2 | 30 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 1 | 2 | 6 | 8 | 7 | 13 | 9 | 10 | 7 | 6 | 7 | 0 | 31 | 2 | 2 | 0 | 1 | 1 | 3 | 1 | 0 | 0 | 1 | 2 | 2 | 0 | 2 | 8 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT Echoes longer than 20 seconds Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |Dec 01 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 03 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 04 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 05 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 06 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 09 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? | 10 |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 19 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | 0 | 0 |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 25 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 26 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT note: ???: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer : YOSHIKAWA Yasufumi/JG2MLI Location : Nagoya Aichi-pref. JAPAN (136.90E, 35.20N) Frequency: 52.905 MHz Transmitter Location: HAM Beacon/JJ1RLQ(Higashi-murayama Tokyo, Japan) Antenna : 8mH 2el. HB9CV Horizontal:ENE Receiver: SMArt RTL-SDR V5 + HDSDR Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using HROview and HROreport (by Michinari Yamamoto) Total number of echoes Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 01 | 5 | 5 | 5 | 6 | 5 | 4 | 3 | 3 | 0 | 1 | 2 | 2 | NS | NS | 1 | 6 | 4 | 5 | 4 | 4 | 5 | 6 | 3 | 3 | 02 | 5 | 5 | 5 | 7 | 6 | 5 | 1 | 2 | 2 | 0 | 4 | 2 | 1 | 0 | NS | 5 | 1 | 6 | 8 | 11 | NS | NS | 2 | 9 | 03 | 4 | 19 | 10 | 12 | 12 | 9 | 12 | 5 | 2 | 1 | 0 | 3 | 3 | 2 | NS | NS | NS | 16 | 14 | 5 | NS | NS | 4 | 9 | 04 | 17 | 6 | 11 | 5 | 11 | 4 | 1 | 3 | 1 | 2 | 1 | 2 | 0 | 4 | NS | 2 | 3 | 8 | 6 | 9 | NS | NS | 4 | 4 | 05 | 2 | 4 | 5 | 2 | 6 | 3 | 0 | 4 | 4 | 0 | 2 | 5 | 0 | 1 | 2 | 2 | 3 | 6 | 6 | 2 | 2 | 7 | 7 | 4 | 06 | 4 | 5 | 4 | 4 | 9 | 3 | 1 | 3 | 2 | 1 | 2 | 3 | 2 | 3 | 1 | 0 | 5 | 2 | 2 | 4 | NS | NS | 0 | 7 | 07 | 4 | 5 | 4 | 2 | 4 | 6 | 1 | 3 | 1 | 0 | 1 | 3 | 1 | 3 | 3 | 6 | 3 | 10 | 5 | 5 | NS | NS | 3 | 4 | 08 | 6 | 7 | 4 | 4 | 1 | 1 | 0 | 0 | 0 | 2 | 0 | 3 | 3 | 1 | 4 | 2 | 3 | 1 | 7 | 4 | NS | NS | 4 | 5 | 09 | 9 | 4 | 7 | 3 | 6 | 5 | 1 | 1 | 1 | 1 | 2 | 3 | 2 | NS | NS | NS | 4 | 5 | 3 | 3 | 4 | 4 | 7 | 10 | 10 | 7 | 6 | 6 | 4 | 6 | 1 | 2 | 0 | 1 | 1 | 4 | 1 | 1 | NS | NS | NS | 4 | 3 | 3 | 5 | NS | NS | 2 | 3 | 11 | 9 | 2 | 7 | 10 | 4 | 3 | 2 | 0 | 1 | 4 | 4 | 0 | 2 | NS | 0 | 3 | 4 | 4 | 3 | 4 | NS | NS | 5 | 2 | 12 | 2 | 3 | 5 | 3 | 11 | 4 | 0 | 0 | 1 | 2 | 3 | 5 | 0 | NS | 2 | 4 | 2 | 3 | 6 | 6 | NS | NS | 4 | 13 | 13 | 7 | 13 | 6 | 8 | 7 | 1 | 0 | 0 | 2 | 1 | 2 | 1 | 1 | NS | 4 | 1 | 3 | 1 | 5 | 4 | NS | 6 | 1 | 3 | 14 | 5 | 7 | 5 | 4 | 1 | 4 | 1 | 1 | 1 | 2 | 4 | 0 | NS | 0 | 4 | 3 | 4 | 4 | 1 | 5 | NS | 10 | 2 | 5 | 15 | 10 | 5 | 8 | 5 | 6 | 3 | 1 | 2 | 2 | 3 | 1 | 2 | 2 | 1 | NS | 5 | 4 | 4 | 3 | 4 | 0 | 4 | 4 | 4 | 16 | 2 | 7 | 7 | 9 | 8 | 4 | 4 | 2 | 1 | 1 | 3 | 1 | 2 | NS | NS | NS | 8 | 4 | 4 | 5 | NS | NS | 3 | 3 | 17 | 7 | 7 | 7 | 5 | 8 | 7 | 3 | 4 | 3 | 1 | 1 | 3 | 2 | 2 | NS | NS | NS | NS | 6 | 6 | NS | NS | 6 | 7 | 18 | 13 | 5 | 14 | 7 | 4 | 2 | 1 | 2 | 1 | 0 | 4 | 2 | 0 | NS | NS | NS | 5 | 4 | 2 | 4 | NS | 2 | 8 | 2 | 19 | 3 | 9 | 7 | 11 | 7 | 2 | 2 | 3 | 2 | 1 | 2 | 0 | 2 | 0 | 1 | 3 | 3 | 5 | 7 | 7 | NS | NS | 4 | 2 | 20 | 2 | 6 | 5 | 8 | 3 | 3 | 3 | 2 | 2 | 0 | 1 | 0 | 3 | 4 | 2 | 3 | 3 | 1 | 5 | 5 | NS | NS | 3 | 7 | 21 | 5 | 5 | 6 | 8 | 6 | 3 | 4 | 1 | 0 | 1 | 1 | 2 | 4 | 2 | 0 | 3 | 6 | 5 | 3 | 7 | NS | NS | 7 | 8 | 22 | 7 | 8 | 8 | 5 | 3 | 8 | 0 | 1 | 1 | 1 | 3 | 2 | 1 | 2 | 4 | 3 | 4 | 3 | 6 | 5 | NS | NS | NS | NS | 23 | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | 24 | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | 25 | 1 | 4 | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 26 | 12 | 7 | 7 | 5 | 4 | 3 | 2 | 1 | 0 | 2 | 1 | 1 | 0 | 2 | 1 | 2 | 3 | 3 | 5 | 5 | NS | NS | 5 | 3 | 27 | 12 | 2 | 7 | 3 | 6 | 4 | 1 | 0 | 3 | 0 | 1 | 3 | 2 | NS | 8 | 6 | 3 | 3 | 3 | 1 | NS | NS | 2 | 4 | 28 | 7 | 8 | 7 | 3 | 7 | 1 | 1 | 0 | 0 | 2 | 1 | 2 | 1 | 9 | 1 | 3 | 3 | 5 | 5 | 5 | NS | NS | 2 | 5 | 29 | 8 | 7 | 9 | 9 | 1 | 2 | 1 | 1 | 2 | 2 | 1 | 4 | 1 | 1 | 5 | 4 | 1 | 3 | 3 | 4 | NS | NS | 6 | 5 | 30 | 4 | 10 | 8 | 3 | 3 | 4 | 2 | 2 | 0 | 3 | 5 | 1 | 4 | 2 | 2 | 6 | 2 | 2 | 5 | 4 | NS | NS | NS | 2 | 31 | 7 | 4 | 11 | 8 | 6 | 5 | 0 | 1 | 3 | 1 | 4 | 1 | 3 | NS | 3 | 1 | 5 | 3 | 4 | 6 | NS | NS | 4 | 6 | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT Echoes longer than 20 seconds Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 01 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | 1 | 0 | 0 | 0 | 0 | NS | NS | 1 | 0 | 03 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | NS | 0 | 0 | 0 | NS | NS | 0 | 0 | 04 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | 0 | 0 | 1 | 0 | 1 | NS | NS | 0 | 0 | 05 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 06 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | 0 | 0 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | 0 | 0 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | 0 | 0 | 09 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | NS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 10 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | NS | 0 | 0 | 0 | 0 | NS | NS | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | 0 | 0 | 0 | 0 | 1 | 0 | NS | NS | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | 0 | 0 | 0 | 0 | 0 | 0 | NS | 0 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | 0 | 0 | 0 | 0 | 0 | 0 | 1 | NS | 0 | 0 | 0 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | NS | 0 | 0 | 0 | 0 | NS | NS | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | NS | NS | 0 | 0 | NS | NS | 0 | 0 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | NS | 0 | 0 | 1 | 0 | NS | 0 | 0 | 0 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | 0 | 0 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | 0 | 0 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | NS | NS | NS | NS | 23 | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | 24 | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | NS | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | 0 | 0 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | 0 | 0 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | 0 | 0 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | 0 | 0 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | NS | NS | 0 | 31 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | 0 | 0 | 0 | 0 | 0 | 1 | NS | NS | 0 | 0 | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT note: ???: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h ----------------------------------------------------------------------------- Observer: Koichiro Okuno/JI3EMB Location: Habikino, Osaka, Japan (34.3 N, 135.4 E) Frequency: 52.905 MHz　(Mode:LSB) Transmitter Location:　 HAM beacon (JJ1RLQ 50W CW, 52.905 MHz), Higashimurayama, Tokyo, Japan Antenna : GP (DAIMOND CP-6) 7mH Receiver : R820T2 & SDR + TCXO (HDSDR) Method : by using MROFFT software (by Michinari Yamamoto) manual count using HROview and HROreport (by Michinari Yamamoto) Total number of echoes Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 3 | 2 | 0 | 2 | 1 | 1 | 1 | 1 | 6 |Dec 01 | 3 | 5 | 1 | 2 | 1 | 0 | 1 | 0 | 0 | 3 | 0 | 0 | 1 | 1 | 3 | 1 | 3 | 1 | 1 | 1 | 1 | 8 | 2 | 1 | 02 | 2 | 0 | 6 | 4 | 5 | 2 | 1 | 1 | 1 | 0 | 1 | 3 | 0 | 0 | 2 | 4 | 2 | 4 | 3 | 6 | 1 | 3 | 4 | 6 | 03 | ES | 14 | 15 | 9 | 6 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 2 | 4 |??? |??? |??? |??? |??? |??? |??? | 5 | 04 | 5 | 3 | 6 | 1 | 8 | 2 | 1 | 1 | 0 | 0 | 0 | 2 | 1 | 1 | 1 | 1 | 1 | 6 | 3 | 4 | 2 | 3 | 3 | 3 | 05 | ES | 4 | 1 | 1 | 5 | 2 | 0 | 4 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | 2 | 2 | 2 | 3 | 2 | 1 | 0 | 2 | 2 | 06 | ES | 2 | 1 | 7 | 7 | 2 | 7 | 2 | 0 | 3 | 0 | 0 | 0 | 1 | 1 | 4 | 4 | 4 | 2 | 5 | 2 | 3 | 2 | 2 | 07 | 1 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 2 | 3 | 2 | 1 | 3 | 1 | 08 | 1 | 1 | 1 | 1 | 1 | 2 | 0 | 0 | 1 | 1 | 0 | 0 | 0 |??? | 0 | 1 | 2 | 0 | 1 | 3 | 1 | 2 | 3 | 3 | 09 | 2 | 3 | 4 | 3 | 3 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 7 | 2 | 10 | 6 | 3 | 1 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 2 | 1 | 2 | 4 | 4 | 1 | 2 | 1 | 1 | 5 | 11 | 2 | 0 | 2 | 3 | 2 | 4 | 0 | 0 | 2 | 2 | 0 | 0 | 1 | 2 | 0 | 3 | 1 | 4 | 4 | 3 | 3 | 3 | 4 | 4 | 12 | 5 | 3 |??? |??? |??? |??? |??? |??? |??? |??? | 2 | 1 | 0 |??? | 2 | 0 | 1 | 5 | 2 | 3 | 1 | 3 | 3 | 3 | 13 | 6 | 6 | 2 | 1 | 5 | 1 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 4 | 5 | 1 | 2 | 1 | 3 | 4 | 14 | 4 | 3 | 3 | 1 | 4 | 2 | 2 |??? |??? |??? | 0 | 0 | 1 | 1 | 0 | 2 | 0 | 2 | 1 | 0 | 0 | 1 | 3 | 1 | 15 | 2 | 5 | 1 | 5 | 4 |??? |??? |??? | 0 | 1 | 1 | 1 | 2 | 1 | 1 | 0 | 0 | 4 | 3 | 5 | 1 | 2 | 2 | 3 | 16 | 0 | 1 | 3 | 2 | 3 | 2 | 0 | 4 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 2 | 3 | 1 | 1 | 1 | 3 | 1 | 6 | 17 | 4 | 2 | 7 | 2 | 2 | 2 | 2 | 3 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 3 | 4 | 3 | 1 | 3 | 18 | 4 | 6 | 3 | 2 | 1 | 2 | 0 | 0 | 1 | 1 | 0 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 2 | 0 | 1 | 1 | 1 | 1 | 19 | 0 | 1 | 1 | 2 | 7 | 1 | 3 | 0 | 2 | 1 | 1 | 3 | 1 | 0 | 1 | 0 | 4 | 1 | 1 | 2 | 2 | 2 | 1 | 4 | 20 | 1 | 2 | 6 | 5 | 0 | 5 | 1 | 0 | 0 | 0 |??? | 0 | 0 | 0 | 0 | 2 |??? |??? |??? |??? |??? |??? |??? |??? | 21 |??? |??? |??? | 0 | 1 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 2 | 2 | 2 | 1 | 5 | 9 | 22 | 2 | 3 | 4 | 2 | 2 | 4 | 0 | 4 | 1 | 1 | 0 | 1 | 2 | 0 | 1 | 5 | 3 | 0 | 2 | 3 | 3 | 2 | 2 | 5 | 23 | 5 | 7 | 3 | 3 | 5 | 2 | 3 | 0 | 0 | 0 | 1 | 0 | 0 |??? | 1 | 2 | 3 | 1 | 0 | 2 | 2 | 3 | 2 | 8 | 24 | 4 | 2 | 2 | 5 | 2 | 4 | 2 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 2 | 2 | 3 | 2 | 4 | 5 | 25 | 3 | 5 | 4 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 1 | 1 | 2 | 3 | 3 | 1 | 4 | 1 | 5 | 26 | 2 | 2 | 1 | 3 | 3 | 3 | 2 | 2 | 0 | 2 | 0 | 2 |??? | 2 | 1 | 0 | 2 | 0 | 0 | 5 | 2 | 0 | 7 | 1 | 27 | 5 | 3 | 3 | 3 | 2 | 2 | 3 | 1 | 1 | 1 | 1 | 3 | 2 | 1 | 1 | 3 | 2 | 0 | 1 | 1 | 1 | 3 | 3 | 2 | 28 | 4 | 3 | 0 | 2 | 2 | 6 | 3 | 0 | 1 | 1 | 2 | 0 | 1 | 1 | 1 | 0 | 1 | 1 | 2 | 1 | 1 | 2 | 3 | 6 | 29 | 1 | 6 | 2 | 0 | 1 | 3 | 1 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 2 | 0 | 1 | 1 | 2 | 2 | 0 | 1 | 2 | 2 | 30 | 1 | 2 | 0 | 2 | 2 | 0 | 2 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 4 | 2 | 3 | 0 | 31 | 2 | 3 | 6 | 1 | 3 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT Echoes longer than 20 seconds Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |Dec 01 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 02 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 03 | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? | 1 | 04 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 05 | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 06 | ES | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 09 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 1 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? | 0 | 0 | 0 |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? | 21 |??? |??? |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |??? |??? |??? |??? |??? |??? |??? |??? |??? | ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ Jan| 00h| 01h| 02h| 03h| 04h| 05h| 06h| 07h| 08h| 09h| 10h| 11h| 12h| 13h| 14h| 15h| 16h| 17h| 18h| 19h| 20h| 21h| 22h| 23h|UT note: ???: lost counts because of high noise level or machine failure. %: Hourly rate estimated by effective observation time less than 60 min. NS: something noise IF: Contamination due to radio noise or interference Es: Contamination due to sporadic E opening JST =UT + 9 h -------------------------------------------------------------------------------- About the RMOJ... RMOJ reports the results of radio meteor observations in Japan, sent to myself. I hope RMOJ will be helpful to radio observers, as well as all meteor observers. Hiroshi Ogawa 2025.02.04