2011 Perseids Radio results
*The ZHR_r Profile
CHR_r is subtracting sporadics from total meteor.
ZHR_r = CHR_r * 1/sin(h) (h:radiant elevation),(excluding h < 20deg.)
The sporadic meteor is calculated by past data of 10 days.
* Only Japan
![](PER-h-J.gif)
*ZHR_r(Solar Longitude)
* World( 1 hour)
![](PER-h-w.gif)
* World( 1 day)
![](PER-zD.gif)
*2004-2011
![](PER-zp.gif)
*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