2011 Quadrantids Radio results

*The ZHR_r Profile

 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 10 days.
 The time zone of zenith-effect corrects ZHR_r.

* only Japan
 

*ZHR_r(Solar Longitude)

* Worldwide( 1 hour)
 

* Worldwide( 1 day)

* 2002 - 2011
 

*Thank you

     The source data uses Radio Meteor Observatory's On Line

*Inquiry and opinion

     I'm waiting for your opinion. E-mail ; Hirofumi Sugimoto