* only Japan
* Worldwide( 1 hour)
(America and Canada are excluded.)
* Worldwide( 1 day)
It is only data of Japan.
The peak is shifted to 261.9deg instead of 262.2deg under the influence of Poynting-Robertson effect.
The source data uses Radio Meteor Observatory's On Line
I'm waiting for your opinion. E-mail ; Hirofumi Sugimoto