The result of Leonids


This page provides the result of Leonids by radio meteor observations in the world.

Annual Variations

icon Annual Variation List
icon Annual Variation Graphs

Information (as following list)

YearsourceComments (Time:UT)
2019WorldWideNon unusal and clear activity.
2018WorldWideA small activity around λ=236°.2 might be a sub-peak.
2017WorldWideNon unusal and clear activity.
2016WorldWideNon unusal and clear activity.
2015WorldWideNon unusal and clear activity.
2014WorldWideNon unusal and clear activity.
2013WorldWideThe activity was very weak as same as background level.
2012WorldWideThe activity was very weak as estimated A(max)=0.5.
2011WorldWideThe weak activity with estimated ZHR 38 was over.
2010WorldWideThe weak activity with a small peak around 21h(UT) 17th.
2009WorldWideThe outburst prediceted by some researchers was observed.
2008WorldWideThe small activity around λ=235° was observed.
2007WorldWideIt was impossible to see some Leonid activity.
2006WorldWideAlthough the peak on λ=236°.617 was observed, error-bar was large.
2005WorldWideThe clear peak was not observed as same as in 2004.
2004WorldWideThe activity was annual level.
2003WorldWideThe actvity level was much smaller.
The clear peak was however observed at λ=236°.832
2002WorldWideTwo big peaks were observed that one is in Europe and one is
America. It was impossible to count in Europe as same as 2001.
2001WorldWideIt was impossible to count the number of echoes because
observed images were covered with a lot of long echoes.
2000WorldWideThree big peaks were observed. The biggest peak was λ=236°.087
which was provided by 1733 dust trail.
Misato ObsThe peak was 0h 18th with HR74.
Tsukuba Univ.The peak was 0h 18th as same as Misato Obs with max HR 100.
1999WorldWideMain peak was λ=235°.301.
Sub peaks on λ=234°.545 and λ=235°.846 were also observed.
Chigusa HSThe peak on 02h 18th with HR50 was observed.


Introduction and observing conditions are provided this content.
icon Introduction of Leonids