The Latest Information of Ursids 2020
Contents
The Latest Information of Ursids 2020
This page provides the latest activity information of Ursids by using worldwide Radio Meteor Observations. This information was published by Hiroshi OGAWA and Hirofumi SUGIMOTO (Japan).
[Attention] Please reflesh this page using Ctrl+F5 key when you see the latest information.
Activity Level information
by Hiroshi OGAWA (Last updated 22:50UT on 23rd Dec.)
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- Ogawa H., Toyomasu S., Ohnishi K., and Maegawa K. (2001). “The Global Monitor of Meteor Streams by Radio Meteor Observation all over the world”. In, Warmbein Barbara, editor, Proceeding of the Meteoroids 2001 Conference, 6-10 August 2001, Swedish Institute of Space Physics, Kiruna, Sweden. ESA Publications Division, European Space Agency, Noordwijk, The Netherlands, pages 189–191.
Estimated ZHR
by Hirofumi SUGIMOTO
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- CHR_r means the number of meteors subtracted sporadics from total.
- ZHR_r = CHR_r * 1/sin(h) (h:radiant elevation),(excluding h < 20deg. or over 70deg.)
- The sporadic meteor is calculated from past data for the period Dec.1st-8th and Dec.16th-21st
- Sugimoto H. (2017). “The New Method of Estimating ZHR using Radio Meteor Observations”. eMetN, 2,109–110.
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Thank you for worldwide radio meteor observers !
This latest information was provided by worldwide radio meteor data published on Radio Meteor Observation Bulletin (RMOB)