2021 Ursids Radio results
*ZHR_r (Solar Longitude)
CHR_r means the number of meteors subtracted sporadics from total.
ZHR_r = CHR_r * 1/sin(h) (h:radiant elevation),(excluding h < 20deg.)
The sporadic meteor is calculated from past data of 13 days.
* Worldwide( 1 hour)
*ZHR_r (Time display)
* only Japan( 1 hour)
The source data uses Radio Meteor Observatory's On Line
*Inquiry and opinion
I'm waiting for your opinion. E-mail ; Hirofumi Sugimoto
(C)2021 Hirofumi SUGIMOTO