Radio Meteor Observation in Japan No.267 January 2024 - English : https://www.iprmo.org - Japanese: https://www.amro-net.jp ----------------------------------------------------------------------------- Observer : Kenji Fujito Location : Yokkaichi, Mie, Japan (34.96 N, 136.61 E) Frequency: 53.755 MHz Transmitter Location: Fukui Prefectural University at Eiheiji town (136.3 E, 36.1 N) HAM beacon (JH9YYA) for RMO (50 W CW, 53.755 MHz) No modulation except for identification 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 | 1 1 4 12 7 7 3 4 1 0 1 1 0 1 0 1 0 1 3 1 2 2 1 6 02 | 3 4 3 12 19 9 14 4 2 2 %0 NS %0 0 1 0 2 4 3 0 5 1 3 1 03 | 2 3 3 7 8 11 11 9 4 5 5 8 10 4 3 2 0 4 1 2 1 4 3 6 04 | 3 6 10 24 23 19 32 9 5 7 8 3 4 12 7 4 8 3 3 2 2 6 6 10 05 | 12 33 41 48 44 52 25 17 8 3 3 3 2 5 0 6 3 3 3 2 4 7 3 10 06 | 7 4 13 14 25 9 18 7 9 6 11 6 0 4 4 1 5 3 3 0 7 4 3 6 07 | 2 6 6 1 5 4 12 9 13 5 5 6 4 1 0 2 4 1 1 5 1 NS 1 3 08 | 3 4 4 10 4 8 3 6 4 6 5 4 2 1 1 1 0 0 2 5 1 3 1 3 09 | 4 5 6 5 12 16 10 5 6 3 1 0 2 1 0 1 0 2 0 2 1 4 5 5 10 | 0 3 16 8 20 15 6 1 5 2 3 8 9 1 2 4 1 1 1 2 5 1 0 5 11 | 4 7 10 7 7 12 5 7 5 4 4 2 0 0 0 0 0 0 0 5 1 2 2 4 12 | 2 3 9 11 12 8 7 4 4 4 2 6 1 1 0 1 3 0 0 2 1 5 7 1 13 | 3 7 7 15 9 14 9 8 9 7 2 1 0 1 0 1 0 3 5 4 3 3 3 3 14 | 2 10 12 16 13 13 16 12 11 6 6 2 6 2 2 2 3 2 2 2 0 4 7 2 15 | 5 9 8 16 12 16 9 6 6 7 1 5 0 2 1 4 4 0 2 7 5 1 5 5 16 | 3 5 11 12 11 7 10 4 3 1 5 2 3 1 1 0 1 1 1 1 2 8 6 8 17 | 3 7 7 14 14 9 13 8 5 5 2 4 2 1 0 0 1 2 1 3 1 2 2 2 18 | 7 9 11 16 13 9 11 2 3 11 4 7 5 9 4 4 3 2 3 0 3 3 1 3 19 | 6 6 7 6 16 11 10 6 7 7 5 2 4 2 4 1 2 2 1 1 7 3 4 3 20 | 5 8 8 10 7 5 9 4 2 7 5 4 5 4 5 0 2 3 0 3 0 3 4 3 21 | 5 2 3 5 8 14 6 8 13 10 5 7 5 3 4 2 3 1 2 3 3 6 5 2 22 | 4 5 6 9 19 11 6 11 3 7 3 4 7 2 5 0 1 1 3 2 4 1 0 2 23 | 4 3 10 12 4 4 6 5 4 6 4 4 1 4 3 2 1 0 1 0 1 2 1 0 24 | NS NS 2 1 5 6 3 1 4 0 3 3 4 4 2 2 0 5 2 0 4 3 4 8 25 | 4 5 3 6 8 7 6 5 4 7 3 5 4 6 3 1 2 2 3 4 0 2 2 3 26 | 5 2 3 4 2 7 11 5 6 4 9 5 6 2 1 1 1 1 1 3 1 4 3 3 27 | 1 2 8 11 12 2 10 3 7 10 2 3 3 1 3 1 2 1 1 1 4 2 3 6 28 | 3 13 13 12 9 11 12 8 7 8 5 2 1 2 3 1 0 1 2 1 1 2 1 2 29 | 5 6 9 10 12 5 13 4 5 2 3 1 1 1 0 1 1 2 1 3 2 6 5 7 30 | 5 5 2 5 12 7 6 7 4 8 2 4 2 3 0 1 0 1 0 2 1 2 3 4 31 | 1 1 8 8 9 9 11 1 3 4 4 2 4 2 7 2 3 5 2 1 1 2 1 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 | 02 | 03 | 1 1 04 | 1 1 05 | 1 1 06 | 07 | 08 | 09 | 1 10 | 1 11 | 1 1 1 12 | 1 13 | 14 | 2 15 | 16 | 1 1 17 | 1 18 | 19 | 20 | 21 | 22 | 23 | 1 1 24 | 25 | 1 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 : Tuboi Observatory[TSUBOI MASAKI] Location : Asakitaku,Hiroshimashi,JAPAN (34.45 N, 132.50 E) Frequency: 50.027 MHz Transmitter Location: HAM beacon (JE7YNQ) (50 W CW, 50.027 MHz) Antenna : 2el. HB9CV Az:60deg. horizon. 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 | 3 1 1 0 0 0 1 0 2 4 2 2 1 2 1 0 0 0 0 2 0 1 1 1 02 | 1 0 0 3 2 3 0 3 3 2 2 2 0 1 0 0 0 0 0 0 0 0 0 1 03 | 2 1 2 0 0 1 2 2 1 2 2 3 1 2 2 1 0 0 0 0 0 2 8 0 04 | 0 0 1 0 0 0 1 0 2 0 3 3 1 7 22 11 9 5 0 2 1 %0 1 0 05 | 2 4 5 2 0 0 0 1 %0 3 0 1 1 2 1 1 0 0 0 0 0 0 0 0 06 | 0 2 1 1 1 1 2 2 7 1 2 2 1 0 1 2 0 1 0 0 0 0 1 0 07 | 1 0 0 0 1 0 2 1 4 2 1 2 1 0 %1 IF IF IF %0 1 0 0 4 1 08 | 4 1 1 4 2 3 1 2 5 IF 3 2 1 2 4 2 1 3 %5 %6 %0 1 0 2 09 | 1 0 0 1 3 0 1 3 1 5 1 3 1 0 3 1 1 1 0 0 1 5 0 0 10 | 3 4 3 0 1 2 3 0 3 0 3 2 2 3 0 0 1 2 0 0 1 1 %0 1 11 | 0 1 0 0 0 0 0 0 0 0 1 3 0 0 4 0 0 0 0 0 0 0 0 0 12 | 0 0 0 0 1 1 0 0 1 1 1 2 0 1 0 0 1 2 %4 IF IF 0 0 0 13 | 1 3 3 1 0 2 5 2 0 0 0 0 0 %0 %5 1 1 0 0 1 0 1 0 0 14 | 0 0 0 0 0 0 0 %0 1 9 7 1 5 4 0 4 0 1 0 0 0 0 0 0 15 | 0 1 1 0 0 1 2 2 3 5 1 2 5 3 0 5 2 0 1 0 1 0 0 0 16 | 1 5 10 5 12 6 6 11 5 8 6 3 6 3 2 1 0 0 0 0 0 0 0 0 17 | 0 0 0 0 0 1 0 0 0 1 8 7 1 0 0 1 0 0 0 2 3 0 0 0 18 | 2 3 0 1 3 1 1 3 5 3 4 5 4 5 1 0 0 0 0 0 0 0 1 1 19 | 2 2 2 6 2 2 1 3 3 2 5 0 7 2 2 0 0 5 2 0 1 3 0 1 20 | 2 1 1 4 2 1 3 3 1 1 1 4 2 1 0 1 2 0 0 0 1 0 2 1 21 | 1 1 1 2 4 4 5 1 4 3 2 3 1 3 2 0 0 0 0 0 0 0 0 0 22 | 3 0 2 4 2 %1 3 4 5 2 8 1 1 0 0 0 1 0 0 1 0 1 0 2 23 | 0 2 9 3 2 1 1 1 2 4 3 1 3 3 %0 4 1 2 1 1 0 0 2 2 24 | 1 2 1 1 5 3 2 4 8 3 4 10 12 10 1 7 4 0 2 0 1 0 4 5 25 | 4 6 5 8 6 3 6 3 7 9 8 15 8 9 2 4 2 3 %2 IF 7 1 2 5 26 | 6 6 5 6 6 6 1 %6 7 4 8 12 3 4 5 1 5 4 3 4 IF IF IF IF 27 | IF IF IF IF IF 6 9 5 10 12 2 8 6 10 %5 2 2 0 0 %0 0 0 0 1 28 | 0 0 0 0 1 1 2 3 5 6 8 12 6 4 3 0 1 1 0 1 0 0 1 0 29 | 1 4 4 1 4 5 5 4 4 7 9 4 1 0 2 0 0 0 2 0 0 0 0 0 30 | 0 0 0 0 0 0 2 0 5 6 8 6 0 0 %2 IF IF IF IF IF 0 3 1 2 31 | 4 3 2 7 9 5 5 4 5 7 12 10 7 4 IF IF IF IF IF IF 0 0 1 6 ---+------------------------------------------------------------------------ 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 1 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 1 18 | 19 | 20 | 21 | 22 | 23 | 24 | 1 25 | 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 Frequency: 92.5 MHz Transmitter Location: FM-broadcast at Kagoshima, Japan Antenna : 5el-Yagi Az90deg 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 | 4 9 6 18 18 9 16 20 13 13 21%14 IF IF 10 9 6 2 5 5 5 4 4 8 02 | 8 11 8 11 13 7 14 16 15 8 IF IF IF IF IF 3 3 2 5 3 0 5 7 5 03 | 4 14 16 14 10 13 17 12 20 26 24 24 19 13 3 5 6 3 4 3 4 7 5 4 04 | 11 10 17 20 24 24 31 25 51 101 105%105%70 70 42 34 33 18 3 4 4%16 %1 9 05 | 20 44 56 48 39 43 39 40 43 18 36 12 IF IF 10 3 4 2 8 1 2 1 6 7 06 | 4 11 15 16 16 14 13 15 11 19 13 IF %8 4 %7 %2 3 3 1 5 3 5 5 6 07 | 9 7 15 11 6 21 20 14 18 16 24 23 14 7 %2 13 3 2 6 0 4 5 %4 5 08 | 7 16 13 16 12 9 12 9 14 20 25 19 16 15 8 7 5 3 5 5 5 4 2 10 09 | 14 5 21 18 21 28 18 24 14 19 17 22 16 16 8 9 11 2 4 1 2 7 2 3 10 | 5 10 10 14 19 9 9 16 11 19 22 8 21 14 %7 %5 9 7 3 2 5 4 6 6 11 | 12 17 12 10 19 12 9 19 18%24 IF IF IF IF IF %3 1 3 5 IF IF IF 11 4 12 | 5 5 19 18 11 17 16 19 11 18 IF IF%18 IF IF%12 6 6 4 3 3 4 5 4 13 | 10 9 18 12 16 17 15 10 12%17%24 IF IF IF IF%16 3 3 0 4 5 2 6%18 14 | IF%22 IF IF IF IF IF 11 18%20 IF IF IF IF IF%11 8 -- -- -- -- -- -- -- transmitting station was stopped... ---+------------------------------------------------------------------------ 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 1 1 02 | 1 2 1 1 03 | 1 1 1 1 1 04 | 2 2 4 1 8 2 2 1 05 | 1 2 5 1 3 2 2 06 | 1 1 1 1 1 07 | 1 3 1 08 | 1 1 09 | 1 1 1 1 10 | 1 11 | 1 12 | 13 | 1 1 14 | ---+------------------------------------------------------------------------ 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: 53.755 MHz Transmitter Location: Fukui Prefectural University at Eiheiji town (136.3 E, 36.1 N) HAM beacon (JH9YYA) for RMO (50 W CW, 53.755 MHz) No modulation except for identification Antenna : HB9CV 2el. zenith(el.S-N) Receiver: AITEC MRX-50 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 | 8 2 5 2 5 6 6 3 9 10 4 7 4 6 6 2 3 1 0 2 2 4 3 8 02 | 13 9 10 7 7 7 7 1 5 3 11 6 3 2 0 2 3 2 4 4 2 7 7 6 03 | 6 4 5 1 4 8 8 4 10 9 4 5 3 4 3 4 3 4 2 4 1 2 5 5 04 | 7 4 7 9 16 9 23 8 5 11 8 7 14 16 19 11 9 0 0 2 2 5 7 12 05 | 16 24 26 28 24 16 18 14 6 6 5 8 5 2 8 2 2 2 1 1 1 3 6 3 06 | 8 9 5 4 6 5 7 7 7 10 6 9 5 5 2 3 2 4 6 3 6 4 6 10 07 | 4 9 5 2 3 5 3 6 8 8 5 7 8 3 3 2 3 2 1 1 2 2 5 6 08 | 7 8 5 4 2 6 9 2 8 4 10 7 5 7 3 6 1 2 4 0 3 6 4 3 09 | 5 2 5 3 4 6 7 12 2 4 3 7 10 4 3 2 0 1 2 1 0 6 9 7 10 | 8 9 7 8 3 8 8 4 8 5 7 5 5 2 5 3 4 0 1 1 3 4 2 3 11 | 4 6 7 4 6 7 7 10 5 9 2 4 8 7 2 0 2 3 6 1 3 4 5 6 12 | 3 5 7 1 7 4 8 10 5 11 4 5 5 5 1 1 2 2 0 1 6 2 5 1 13 | 5 5 13 6 6 7 4 9 8 3 7 3 4 5 5 0 0 1 1 2 2 2 4 0 14 | 9 2 6 5 6 5 7 6 3 3 6 7 4 2 5 3 2 2 0 0 3 4 2 6 15 | 7 3 6 8 6 8 9 1 4 11 8 7 4 7 7 2 1 4 1 2 3 4 2 5 16 | 5 3 5 11 7 9 10 12 7 5 2 2 3 4 1 4 5 2 1 0 2 3 6 7 17 | 9 3 4 7 8 3 13 5 6 6 7 3 2 4 4 3 2 0 1 3 3 5 4 5 18 | 4 5 3 5 8 9 9 5 8 8 7 3 3 3 3 2 4 0 1 2 3 5 1 8 19 | 4 11 6 8 2 2 8 6 5 8 8 3 1 6 2 4 2 1 1 3 1 8 10 7 20 | 5 6 7 2 8 9 5 8 4 7 9 6 6 1 4 4 1 1 2 3 2 4 1 6 21 | 5 6 7 5 3 9 7 6 3 5 10 6 6 4 3 2 0 1 2 2 1 3 3 2 22 | 7 8 12 4 6 7 3 4 4 8 10 7 8 3 6 3 1 1 0 4 5 2 5 2 23 | 6 4 3 5 2 8 5 4 3 6 12 3 3 8 7 1 1 1 1 0 3 1 2 2 24 | 7 5 4 2 3 9 8 4 7 10 7 10 3 6 1 0 1 2 1 2 3 7 7 7 25 | 4 2 1 4 4 3 3 10 6 11 5 12 7 4 4 2 1 0 1 1 3 3 6 7 26 | 6 4 2 6 5 7 4 2 12 7 11 10 9 6 3 4 1 0 1 2 2 5 8 8 27 | 2 6 4 3 5 14 3 6 7 10 6 6 6 7 6 3 1 2 2 0 0 2 3 8 28 | 2 6 5 2 4 2 10 6 4 4 7 8 7 13 4 2 2 2 1 6 0 4 4 5 29 | 6 4 2 5 6 5 8 6 6 9 15 9 9 7 3 1 1 1 2 2 1 3 2 3 30 | 8 8 3 6 10 3 1 8 6 7 7 2 6 4 0 5 5 1 3 0 3 3 6 3 31 | 6 4 6 8 3 5 2 6 8 4 4 6 3 4 2 3 1 1 0 2 4 3 8 6 ---+------------------------------------------------------------------------ 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 | 04 | 1 1 1 05 | 2 2 1 2 1 06 | 1 07 | 08 | 1 1 09 | 10 | 11 | 12 | 13 | 14 | 1 15 | 16 | 1 1 1 17 | 18 | 19 | 20 | 1 1 1 21 | 1 1 22 | 1 23 | 24 | 2 25 | 1 1 1 26 | 1 27 | 1 1 28 | 1 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: 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 | 5 6 9 5 7 6 8 0 5 6 9 6 8 4 5 2 3 1 4 3 3 6 1 4 02 | 6 4 3 7 5 8 9 9 8 2 6 6 8 7 8 3 1 0 5 4 5 7 6 7 03 | 7 7 6 8 4 3 4 8 9 4 8 5 6 7 4 6 4 2 2 2 6 7 4 3 04 | 5 3 10 9 10 7 9 3 3 13 29 41 24 33 21 18 22 4 3 3 6 3 9 8 05 | 18 29 25 50 25 14 6 2 5 11 13 10 5 5 3 6 4 3 5 2 4 4 4 5 06 | 8 5 7 6 10 7 3 7 5 6 7 5 7 2 5 5 5 1 3 0 1 1 5 4 07 | 8 1 5 4 8 4 4 2 5 8 5 2 6 5 8 3 2 0 2 4 1 4 3 2 08 | 2 4 7 7 1 2 8 7 5 8 4 5 1 2 2 1 5 2 3 0 3 2 4 4 09 | 1 0 4 9 4 7 5 5 9 8 2 6 7 6 6 3 2 3 1 1 2 5 5 2 10 | 3 3 4 6 7 6 10 5 8 8 4 8 8 3 3 3 3 0 2 2 8 5 4 3 11 | 6 4 7 7 6 5 6 1 9 5 4 4 8 4 7 2 1 2 4 3 1 3 3 2 12 | 4 5 3 5 2 3 3 5 5 4 9 3 4 5 0 0 1 0 3 1 3 1 1 2 13 | 3 1 0 3 2 2 0 5 3 4 5 0 1 0 3 0 0 0 1 0 0 2 2 1 14 | 0 3 4 1 2 5 3 1 1 2 4 3 2 5 1 3 1 0 1 2 3 2 0 3 15 | 2 3 5 3 2 2 2 1 3 3 3 3 7 1 1 2 0 1 3 0 1 3 0 0 16 | 2 3 3 7 2 1 3 5 2 7 3 1 1 3 2 3 2 0 6 2 2 3 3 5 17 | 2 3 3 3 2 0 3 2 3 3 13 4 1 3 1 4 4 0 5 1 2 2 2 2 18 | 2 1 0 2 5 1 7 6 4 8 9 6 4 8 6 3 2 2 5 2 0 2 7 9 19 | 6 3 4 9 5 4 6 5 5 7 7 11 13 8 4 8 3 1 1 2 2 4 4 7 20 | 6 1 6 6 8 1 6 4 6 8 6 5 10 2 4 1 2 0 1 3 5 2 3 4 21 | 3 1 9 2 2 4 2 4 8 10 5 11 9 5 2 4 4 3 3 4 4 3 4 3 22 | 2 4 3 8 9 2 4 5 4 6 5 6 3 3 1 2 5 0 2 2 2 2 2 4 23 | 5 3 1 7 4 3 2 4 2 10 6 6 3 3 3 1 1 0 1 3 2 0 1 2 24 | 0 0 6 4 3 2 3 3 3 6 1 4 6 2 4 0 0 1 1 0 0 3 1 1 25 | 1 4 3 6 1 2 2 2 3 2 2 3 2 5 2 0 0 1 0 2 6 2 0 0 26 | 0 0 1 2 3 1 2 4 1 3 2 7 7 2 0 0 1 1 2 1 1 3 2 3 27 | 0 0 2 2 1 2 6 6 4 4 3 3 4 1 1 4 1 0 2 1 1 3 1 1 28 | 1 2 4 3 0 3 2 1 4 6 1 0 7 1 4 0 0 0 3 0 0 3 5 5 29 | 1 1 4 3 2 2 3 2 4 4 4 8 1 5 4 6 0 0 1 2 2 0 1 3 30 | 1 3 1 2 3 0 2 3 4 2 4 7 1 2 3 3 0 3 1 0 1 1 2 2 31 | 4 1 2 4 4 1 3 3 0 4 3 3 2 4 0 1 0 2 2 2 1 5 6 %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 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 04 | 2 2 1 1 1 05 | 2 3 2 2 3 06 | 1 07 | 08 | 1 09 | 10 | 11 | 12 | 1 13 | 14 | 15 | 1 16 | 1 17 | 18 | 1 1 19 | 20 | 21 | 22 | 1 1 23 | 24 | 25 | 26 | 27 | 28 | 1 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: Hironbu Shida Location: Akita, Akita, Japan (140.1 E, 39.4 N) Frequency: 53.755 MHz Transmitter Location:@ Fukui Prefectural University at Eiheiji town (136.3 E, 36.1 N) HAM beacon (JH9YYA) for RMO (50 W CW, 53.755 MHz) No modulation except for identification 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| 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 0 1 1 0 0 0 0 0 0 3 0 1 0 0 0 1 1 1 0 1 0 5 1 02 | 6 2 2 1 1 5 4 3 3 1 1 1 2 1 0 0 2 0 2 1 0 2 2 2 03 | 0 3 0 1 5 4 2 2 0 1 3 7 2 7 1 1 1 2 0 2 0 1 3 2 04 | 3 4 2 1 0 1 3 3 0 2 11 20 14 12 10 17 2 5 4 0 2 6 2 5 05 | 18 21 9 7 14 1 4 3 2 3 6 17 1 3 3 3 0 2 0 0 1 0 3 1 06 | 1 3 2 1 2 0 2 2 6 2 2 2 4 1 2 1 2 0 1 0 3 0 2 3 07 | 0 0 0 3 5 1 0 3 2 2 1 0 0 5 3 2 0 1 1 0 0 0 0 0 08 | 2 2 3 2 1 0 3 1 2 0 0 0 2 5 0 0 0 1 2 0 0 1 0 0 09 | 7 0 1 0 1 1 0 0 1 2 8 3 5 1 0 0 1 0 0 2 0 0 0 0 10 | 1 0 2 1 0 1 0 0 0 1 1 0 0 0 0 1 0 0 0 2 0 0 0 2 11 | 0 0 3 4 0 1 0 4 0 3 5 3 0 2 3 2 0 0 1 0 1 0 3 1 12 | 2 2 3 0 0 0 3 6 1 0 0 2 4 1 0 1 0 0 0 0 2 1 0 1 13 | 0 0 4 1 2 2 0 1 0 0 0 1 3 1 0 1 0 0 2 0 0 1 0 0 14 | 0 0 0 3 1 1 14 1 1 1 0 1 0 2 0 0 1 0 1 0 1 0 0 2 15 | 0 2 2 4 1 0 1 0 2 5 1 0 0 0 0 0 0 0 0 0 1 0 0 0 16 | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 1 17 | 1 2 0 1 0 0 1 0 1 0 3 0 1 1 1 1 1 0 0 0 1 0 0 0 18 | 1 0 1 3 2 1 0 1 0 2 2 1 1 3 0 2 0 1 0 0 0 0 3 0 19 | 0 2 1 3 1 2 1 0 0 0 7 0 0 0 0 4 0 0 0 0 0 0 3 1 20 | 6 0 0 0 0 1 1 0 3 0 1 1 0 0 0 3 0 2 0 0 1 1 1 0 21 | 2 4 1 2 2 2 1 1 2 1 3 3 1 0 1 0 0 0 0 0 0 0 0 0 22 | 1 1 1 0 1 3 2 6 1 3 3 5 1 0 6 0 1 0 0 0 0 0 0 0 23 | 1 5 1 1 1 2 0 0 0 3 0 2 1 0 0 0 0 0 2 0 1 0 0 0 24 | 3 2 4 3 2 1 2 2 0 2 1 0 5 0 0 0 0 0 0 0 0 0 0 0 25 | 0 0 1 0 0 1 1 0 0 1 3 0 0 1 3 0 0 0 0 0 0 0 0 0 26 | 0 0 1 2 5 0 0 5 6 0 3 2 2 1 0 0 1 0 0 1 0 1 1 0 27 | 4 2 2 2 1 1 1 0 3 2 5 3 1 1 0 1 0 0 0 0 0 0 0 0 28 | 1 1 3 2 0 0 0 2 0 5 3 0 1 2 0 0 0 0 0 0 0 0 1 1 29 | 2 0 1 1 4 1 2 4 0 2 1 1 0 0 1 1 0 1 0 0 0 0 0 2 30 | 2 0 6 1 1 2 0 0 2 11 2 4 0 1 0 0 1 0 0 0 1 0 0 1 31 | 1 3 1 1 1 0 0 0 2 1 2 0 0 2 3 0 2 2 0 0 0 0 1 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 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 | 1 1 04 | 1 2 6 3 3 1 05 | 3 4 1 1 1 2 1 06 | 1 07 | 1 1 08 | 1 1 1 09 | 1 1 1 10 | 1 1 11 | 1 1 12 | 1 13 | 1 1 1 14 | 1 15 | 1 1 16 | 17 | 1 2 18 | 1 1 19 | 1 1 20 | 1 21 | 1 22 | 1 1 1 23 | 1 24 | 1 25 | 1 1 26 | 2 1 1 27 | 1 1 28 | 1 1 1 1 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: 92.5 MHz 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|UT ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 01| 25| 50| 81| 113| 100| 150| 161| 147| 124| 170| 179| 76| 93| 21| 27| 52| 25| 20| 16| 15| 33| 44| 33| 46| 02| 71| 95| 125| 97| 124| 133| 156| 200| 171| 175| 115| 96| 102| 89| 68| 43| 17| 5 | 10| 16|1042| 416| 38| 567| 03| 849| 976| 778| 88| 115| 123| 119| 224| 127| 93| 455| 106| 102| 69| 92| 53| 28| 14| 15| 12| 18| 26| 38| 34| 04| 90| 93| 92| 119|1287| 630| 86| 791| 326| 409| 472| 578| 367| 310| 224| 104| 145| 40| 18| 16| 20| 29| 44| 119| 05| 244| 386| 467| 446| 446| 258| 151| 167| 155| 135| 183| 213| 127| 136| 93| 58| 37| 19| 26| 31| 11| 12| 35| 105| 06| 94| 117| 86| 135| 125| 92| 120| 103| 96| 114| 213| 171| 104| 109| 90| 31| 26| 14| 11| 16| 12| 15| 61| 39| 07| 64| 159| 78| 117| 187| 153| 137| 162| 174| 197| 187| 168| 166| 176| 96| 48| 39| 29| 27| 24| 16| 29| 38| 61| 08| 68| 120| 74| 75| 106| 88| 91| 80| 150| 197| 160| 148| 112| 186| 58| 56| 32| 17| 27| 22| 29| 40| 28| 70| 09| 81| 472| 70| 111| 114| 87| 118| 101| 131| 167| 221| 124| 53| 79| 53| 51| 32| 7 | 6 | 12| 17| 21| 14| 142| 10| 54| 104| 90| 100| 95| 129| 111| 127| 119| 158| 130| 160| 111| 115| 79| 44| 32| 24| 13| 24| 22| 18| 24| 39| 11| 44| 60| 74| 70| 74| 71| 153| 114| 138| 162| 130| 134| 97| 51| 37| 39| 28| 25| 23| 33| 24| 28| 54| 81| 12| 38| 49| 53| 56| 80| 141| 98| 132| 155| 107| 144| 108| 106| 50| 26| 31| 22| 28| 21| 14| 21| 31| 30| 35| 13| 47| 56| 66| 72| 89| 67| 90| 100| 155| 82| 84| 51| 42| 5 | 35| 22| 23| 31| 31| 19| 12| 47| 38| 48| 14| 54| 72| 92| 67| 72| 98| 4 | 27| 107| 93| 63| 137| 57| 88| 80| 38| 18| ???| ???| ???| ???| ???| ???| ???| transmitting station was stopped... ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 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| 3| 2| 2| 2| 6| 5| 1| 0| 4| 5| 4| 3| 4| 2| 2| 1| 1| 0| 0| 1| 1| 0| 0| 02| 0| 2| 3| 1| 2| 4| 5| 4| 3| 3| 5| 4| 3| 3| 2| 1| 0| 0| 0| 0| 0| 1| 2| 1| 03| 1| 1| 2| 0| 1| 1| 1| 2| 1| 1| 0| 0| 5| 5| 2| 0| 1| 0| 0| 0| 0| 0| 2| 0| 04| 3| 1| 0| 0| 2| 0| 0| 0| 6| 20| 24| 31| 18| 14| 7| 2| 2| 0| 0| 0| 0| 0| 0| 3| 05| 10| 8| 17| 14| 16| 8| 3| 1| 2| 4| 9| 10| 3| 3| 3| 1| 1| 0| 1| 0| 0| 0| 0| 0| 06| 1| 1| 2| 1| 1| 2| 1| 1| 5| 1| 5| 4| 0| 3| 3| 0| 2| 0| 0| 0| 0| 1| 1| 2| 07| 3| 2| 3| 2| 6| 5| 3| 4| 5| 4| 2| 4| 2| 5| 2| 0| 0| 0| 0| 0| 0| 0| 1| 0| 08| 0| 2| 0| 0| 1| 1| 5| 3| 5| 4| 1| 3| 5| 8| 2| 2| 0| 0| 3| 1| 1| 2| 1| 3| 09| 1| 3| 2| 4| 3| 1| 0| 0| 1| 1| 6| 4| 1| 1| 1| 1| 0| 0| 0| 0| 0| 0| 0| 0| 10| 1| 2| 1| 0| 1| 1| 2| 4| 2| 1| 0| 2| 2| 5| 1| 2| 2| 0| 0| 0| 0| 0| 0| 0| 11| 0| 0| 0| 1| 1| 1| 5| 3| 1| 2| 0| 0| 0| 0| 0| 2| 0| 4| 1| 0| 0| 0| 1| 0| 12| 1| 1| 3| 0| 0| 4| 2| 2| 3| 2| 3| 2| 5| 1| 1| 0| 0| 2| 0| 0| 1| 1| 1| 0| 13| 0| 1| 2| 2| 1| 0| 2| 1| 4| 1| 0| 0| 2| 0| 0| 0| 0| 1| 1| 0| 0| 1| 1| 0| 14| 0| 2| 3| 0| 0| 2| 0| 1| 2| 2| 2| 2| 0| 5| 1| 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|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: 53.905 MHz Transmitter Location:@ Fukui Prefectural University at Eiheiji town (136.3 E, 36.1 N) HAM beacon (JH9YYA) for RMO (50 W CW, 53.755 MHz) No modulation except for identification 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 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 2 | 6 | 5 | 4 | 9 | 6 | 6 | 6 | 7 |Dec 01 | 0 | 5 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 4 | 5 | 3 | 3 | 2 | 3 | 13 | 6 | 6 | 6 | 12 | 6 | 1 | 02 | 2 | 1 | 1 | 0 | 2 | 0 | 1 | 0 | 3 | 1 | 2 | 1 | 3 | 3 | 3 | 6 | 7 | 10 | 10 | 8 | 11 | 8 | 7 | 2 | 03 | 4 | 4 | 2 | 4 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 5 | 4 | 2 | 3 | 6 | 6 | 8 | 9 | 4 | 12 | 9 | 6 | 2 | 04 | 5 | 4 | 0 | 0 | 3 | 0 | 3 | 0 | 0 | 0 | 0 | 1 | 2 | 7 | 6 | 8 | 20 | 15 | 30 | 21 | 15 | 9 | 5 | 4 | 05 | 2 | 4 | 2 | 2 | 1 | 2 | 3 | 1 | 2 | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 7 | 3 | 12 | 6 | 11 | 11 | 7 | 2 | 06 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 4 | 4 | 2 | 8 | 9 | 8 | 9 | 5 | 5 | 4 | 1 | 07 | 0 | 0 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 1 | 0 | 4 | 8 | 4 | 6 | 6 | 15 | 10 | 4 | 8 | 2 | 08 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 7 | 7 | 4 | 9 | 9 | 9 | 3 | 3 | 3 | 09 | 1 | 1 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 2 | 11 |??? |??? |??? |??? |??? |??? |??? |??? |??? | 10 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 7 | 5 | 15 | 9 | 15 | 13 | 1 | 11 | 11 | 5 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 2 | 1 | 8 | 0 | 4 | 7 | 8 | 10 | 5 | 6 | 5 | 0 | 12 | 1 | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 8 | 1 | 1 | 4 | 8 | 9 | 5 | 8 | 3 | 7 | 1 | 13 | 4 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 2 | 4 | 4 | 2 | 7 | 11 | 16 | 8 | 2 | 5 | 7 | 14 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 1 | 0 | 1 | 0 | 1 | 2 | 1 | 2 | 3 | 5 | 16 | 7 | 7 | 5 | 5 | 2 | 3 | 15 | 3 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 2 | 0 | 1 | 0 | 0 | 3 | 0 | 6 | 9 | 4 | 11 | 8 | 8 | 7 | 9 | 4 | 16 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 1 | 4 | 2 | 2 | 7 | 8 | 7 | 6 | 9 | 7 | 6 | 1 | 17 | 2 | 1 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 3 | 3 | 4 | 5 | 0 |??? |??? |??? |??? |??? |??? |??? |??? | 18 |??? | 4 | 1 | 1 | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 3 | 2 | 4 | 6 | 3 | 3 | 4 | 2 | 3 | 19 | 1 | 2 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 2 | 0 | 1 | 1 | 6 | 5 | 5 | 8 | 3 | 3 | 4 | 3 | 1 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 6 | 3 | 3 | 6 | 3 | 5 | 8 | 9 | 9 | 5 | 5 | 21 | 2 | 1 | 5 | 1 | 2 | 1 | 0 | 2 | 0 | 0 | 0 | 1 | 4 | 7 | 1 | 2 | 6 | 4 | 11 | 10 | 2 | 7 | 3 | 1 | 22 | 1 | 0 | 1 | 4 |??? |??? |??? |??? | 0 | 2 | 3 | 1 | 1 | 5 | 3 | 4 | 3 | 4 | 5 | 3 | 7 | 2 | 4 | 4 | 23 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 9 | 4 | 2 | 8 | 3 | 3 | 2 | 3 | 3 | 0 | 24 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 5 | 8 | 6 | 8 | 6 | 6 | 5 | 4 | 0 | 25 | 1 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 1 | 3 | 5 | 6 | 7 | 9 | 8 | 0 | 0 | 26 | 0 | 0 | 0 | 1 | 3 | 3 | 2 | 0 | 2 | 0 | 1 | 1 | 1 | 0 | 1 | 1 | 4 | 3 | 4 | 7 | 4 | 3 | 3 | 0 | 27 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 2 | 3 | 2 | 3 | 2 | 5 | 4 | 8 | 7 | 7 | 8 | 28 | 0 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 4 | 1 | 5 | 4 | 7 | 8 | 14 | 3 | 5 | 2 | 3 | 29 | 0 | 3 |??? |??? |??? |??? |??? | 0 | 1 | 0 | 1 | 0 | 0 | 4 | 2 | 3 | 7 | 12 | 11 | 5 | 15 | 9 | 3 | 2 | 30 | 4 | 0 | 0 | 1 | 2 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 2 | 1 | 3 | 6 | 6 | 14 | 10 | 7 | 8 | 4 | 1 | 31 | 0 | 3 | 1 | 2 | 1 | 1 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 2 | 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 ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 31 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 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 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 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 03 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 04 | 0 | 0 | 0 | 0 | 2 | 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 | 0 | 0 | 0 | 0 | 0 | 0 | 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 |??? |??? |??? |??? |??? |??? |??? |??? |??? | 10 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 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 | 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 | 1 | 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 | 1 | 0 | 0 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 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 |??? |??? |??? |??? |??? |??? |??? |??? | 18 |??? | 2 | 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 | 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 | 0 | 0 | 0 | 22 | 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 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 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 | 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 | 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 : Hirotaka Otsuka Location : Hirakata, Osaka, Japan (135.7 E, 34.9 N) Frequency: 53.755 MHz Antenna : 2el-HB9CV, 4mH (90-270 Azimuth(East-West), 90elevation) Transmitter Location: Fukui Prefectural University at Eiheiji town (136.3 E, 36.1 N) HAM beacon (JH9YYA) for RMO (50 W CW, 53.755 MHz) No modulation except for identification 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 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |Dec 01 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 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 | 2 | 0 | 1 | 03 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 04 | 0 | 0 | 1 | 1 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 3 | 4 | 1 | 0 | 1 | 0 | 0 | 05 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 06 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 07 | 0 | 0 | 0 | 0 | 1 | 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 | 1 | 0 | 0 | 1 | 0 | 0 | 09 | 0 | 1 | 0 | 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 | 2 | 0 | 0 | 11 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 1 | 0 | 0 | 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 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 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 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 20 | 0 | 0 | 1 | 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 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 22 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 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 | 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 | 1 | 1 | 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 | 0 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 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 | 1 | 0 | 0 | 0 | 3 | 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 | 1 | 0 | 0 | 0 | 31 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 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 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 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 03 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 04 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 05 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 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 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 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 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 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 | 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 | 1 | 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 | 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 | 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 | 0 | 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 | 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 | 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 ----------------------------------------------------------------------------- Observer : Hiroshi Ogawa Location : Tsukuba, Ibaraki, Japan (36.04 N, 140.05 E) Frequency: 89.4 MHz (Mode:USB) Antenna : AF-4 (4el.) horizon, dir: south-west Receiver: R820T2 & SDR + TCXO Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using MROview (by K. Arita) and HROreport (by M. 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 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | 10 | 13 | 23 | 17 | 25 | 18 | 18 | 17 | 11 |Dec 01 | 19 | 13 | 13 | 15 | 17 | 16 | 9 | 14 | 8 | 3 | 8 | 6 | 12 | 9 | 6 | 11 | 12 | 23 | 26 | 17 | 20 | 20 | 17 | 22 | 02 | 16 | 21 | 19 | 15 | 33 | 18 | 16 | 17 | 9 | 10 | 13 | 7 | IF | 7 | 6 | IF | 17 | 23 | 22 | 33 | 17 | 27 | 22 | IF | 03 | IF | IF | IF | IF | 21 | 24 | 12 | 12 | 8 | 16 | 9 | 11 | IF | 5 | 3 | 18 | 23 | 42 | 44 | 59 | 28 | IF | IF | 37 | 04 | 45 | 55 | 60 | 46 | 75 | 92 | 92 | 66 | 27 | 11 | 7 | 6 | 12 | 13 | 34 | 54 | 75 | 81 | 76 | 64 | 58 | 25 | 21 | 23 | 05 | 19 | 26 | 26 | 22 | 16 | 18 | 19 | 13 | 12 | 12 | 10 | 11 | 8 | 13 | 7 | 11 | 15 | 18 | 20 | 16 | 15 | 14 | 6 | 14 | 06 | 12 | 10 | 18 | 17 | 15 | 20 | 16 | 13 | 4 | 9 | 5 | 4 | 4 | 6 | 15 | 19 | 16 | 29 | 28 | 23 | 12 | 7 | 9 | 8 | 07 | 17 | 21 | 20 | 13 | 15 | 14 | 10 | 7 | 4 | 5 | 6 | 6 | 4 | 1 | 9 | 14 | 17 | 14 | NS | 17 | 18 | 10 | 13 | 9 | 08 | 14 | 16 | 18 | 15 | 22 | 12 | 10 | 6 | 7 | 8 | 7 | 9 | 8 | 11 | 3 | 14 | 16 | 20 | 27 | 24 | 13 | 14 | 11 | 12 | 09 | 19 | 17 | 21 | 13 | 12 | 16 | 16 | 10 | 9 | 5 | 6 | 8 | 3 | 10 | 6 | 8 | 16 | 13 | 34 | 23 | 26 | 11 | 8 | 11 | 10 | 11 | 9 | 9 | 16 | 15 | 4 | 6 | 6 | 8 | 12 | 4 | 7 | 3 | 8 | 14 | 17 | 26 | 28 | 35 | 23 | 24 | IF | 12 | 23 | 11 | 21 | 16 | 13 | 14 | 12 | 9 | 13 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | transmitting station was stopped... ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 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 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 02 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | IF | 0 | 0 | IF | 0 | 0 | 0 | 0 | 0 | 1 | 0 | IF | 03 | IF | IF | IF | IF | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | IF | IF | 1 | 04 | 2 | 4 | 6 | 4 | 1 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 05 | 0 | 1 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 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 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS | 0 | 0 | 0 | 0 | 1 | 08 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 09 | 0 | 0 | 1 | 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 | 0 | 0 | 0 | 0 | IF | 1 | 0 | 11 | 1 | 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 Frequency: 92.5 MHz (Mode:USB) Antenna : AF-4 (4el.) horizon, dir: west Receiver: R820T2 & SDR + TCXO Method : by using HROFFT software (by Kazuhiko Ohkawa), manual count using MROview (by K. Arita) and HROreport (by M. 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 | 15 | 18 | 22 | 22 | 25 | 28 | 16 | 13 |Dec 01 | 15 | 14 | 15 | IF | 12 | 14 | 8 | 15 | 8 | 7 | 8 | 10 | 9 | 10 | 9 | 22 | 12 | 25 | 17 | 14 | 14 | 28 | 21 | 21 | 02 | 17 | 17 | 15 | 18 | 24 | 15 | 17 | 13 | 11 | 9 | 10 | 6 | 4 | 8 | 11 | 16 | 18 | 20 | 17 | 24 | 26 | 23 | 24 | IF | 03 | IF | IF | IF | IF | 18 | 14 | 14 | 11 | 5 | 14 | 10 | 8 | IF | 8 | 8 | 23 | 26 | 38 | 37 | 47 | 37 | 43 | 40 | 40 | 04 | 35 | 43 | 50 | 35 | 59 | 72 | 56 | 46 | 27 | 9 | 6 | 10 | 10 | 12 | 34 | 60 | 74 | 83 | 67 | 58 | 43 | 19 | IF | 18 | 05 | 19 | 27 | 23 | 23 | 18 | 19 | 22 | 12 | 7 | 7 | 9 | 10 | 7 | 11 | 6 | 22 | 15 | 16 | 23 | 13 | 19 | 17 | 7 | 12 | 06 | IF | 26 | 16 | IF | 6 | 13 | 12 | 9 | 3 | 5 | 5 | 3 | 5 | 9 | 13 | 15 | 15 | 18 | 10 | 14 | 13 | 15 | 11 | IF | 07 | 18 | 19 | 18 | 16 | 18 | 16 | 13 | 6 | IF | IF | IF | 6 | 5 | 8 | 12 | 23 | 19 | 12 | 22 | 17 | 16 | 22 | 16 | 10 | 08 | IF | 12 | 14 | 15 | 17 | 6 | 11 | 6 | 7 | 6 | 9 | 9 | 9 | 11 | 7 | 11 | 14 | 24 | 16 | 27 | 15 | 9 | 11 | 11 | 09 | 19 | 12 | 19 | 17 | 12 | 17 | 6 | 7 | 6 | 1 | 4 | 4 | 4 | 12 | IF | 11 | 17 | 11 | 23 | 25 | 20 | IF | 14 | 11 | 10 | 12 | 11 | 7 | 18 | 14 | 5 | 6 | 8 | 9 | 7 | 2 | 7 | 3 | 6 | 8 | 18 | 15 | 19 | 15 | 11 | 14 | IF | 8 | 23 | 11 | 16 | 15 | 16 | 20 | 16 | 11 | 15 | 10 | 11 | 7 | 8 | 3 | 8 | 12 | 5 | 17 | 12 | 18 | 13 | 14 | 24 | 12 | 8 | 14 | 12 | 13 | 12 | 21 | 20 | 16 | 6 | 9 | 7 | 10 | 7 | 9 | 6 | 5 | 3 | 6 | 13 | 17 | 14 | 20 | 18 | 19 | 12 | 16 | 7 | 13 | 12 | 6 | 11 | 19 | 17 | 4 | 7 | 7 | 4 | 8 | 5 | 5 | 9 | 7 | 11 | 14 | 16 | 17 | 16 | 18 | 26 | 10 | IF | IF | 14 | 16 | 14 | 10 | 15 | 15 | 10 | 8 | 4 | 8 |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? |??? | transmitting station was stopped... ---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+ 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 | 1 | 0 | 0 |Dec 01 | 0 | 0 | 0 | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 02 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | IF | 03 | IF | IF | IF | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 04 | 1 | 4 | 6 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 4 | 2 | 0 | 0 | 0 | IF | 0 | 05 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 06 | IF | 0 | 0 | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | IF | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | IF | IF | IF | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 08 | IF | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 09 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | IF | 0 | 0 | 0 | 0 | 0 | 0 | IF | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | IF | 1 | 0 | 11 | 1 | 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 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 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 | 1 | IF | IF | 14 | 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 observation in Japan, sent to myself. Every month, this bulletin is sent to Mr.Christian Steyaert, who publishes RMOB, which is a world-wide bulletin. I hope RMOJ will be helpful to radio observers, as well as all meteor observers. Hiroshi Ogawa 2024.04.07