Past List of April-Lyrids

This page provides the list of April Lyrids annual variation using Radio Meteor Observation all over the world. Annnual variation graphs is also provided. Each year text connects to detail information of the year.

Observed Peak Times of April Lyrids

Year Time(UT) Solar Longitude A(max)
2020 April 22 16h(UT) 32°.73 1.4±0.3
2019 April 22 20h(UT) 32°.16 1.7±0.4
2018 April 22 15h(UT) 32°.21 1.2±0.6
2017 April 21 20h(UT) 31°.68 1.0±0.1
2016 April 22 14h(UT) 32°.67 1.1±0.5
2015 April 22 14h(UT) 31°.94 1.0±0.2
2014 April 22 16h(UT) 32°.27 1.5±0.3
2013 April 22 04h(UT) 32°.03 1.5±0.3
2012 April 22 00h(UT) 32°.12 1.7±0.3
2011 April 22 14h(UT) 31°.97 1.8±0.6
2010 April 22 09h(UT) 32°.01 1.2±0.1
2009 April 22 08h(UT) 32°.22 1.9±1.4
2008 April 22 01h(UT) 32°.20 1.4±0.4
2007 April 22 21h(UT) 32°.28 1.3±0.3

Estimated Acticvity Compornents of April Lyrids

Year Comp.Code Peak Time(UT) Solar Longitude A(max) FWHM
2020 LYR20C01 Apr.22 12:30 32°.56 0.6 -30.0 / +30.0
2019 LYR19C01 Apr.23 07:30 32°.61 0.8 -36.0 / +36.0(*1)
2018 LYR18C01 Apr.23 07:30 32°.86 0.6 -36.0 / +36.0(*1)
2017 LYR17C01 Apr.22 06:30 32°.09 0.5 -36.0 / +36.0(*1)
2016 LYR16C01 Apr.22 03:30 32°.22 0.8 -36.0 / +36.0(*1)
2015 LYR15C01 Apr.22 07:30 32°.63 0.6 -36.0 / +36.0(*1)
2014 LYR14C01 Apr.22 11:30 32°.06 1.0 -36.0 / +30.0(*1)
2013 LYR13C01 Apr.22 08:30 32°.19 1.0 -24.0 / +30.0
2012 LYR12C01
LYR12C02		 Apr.22 07:30
Apr.22 00:30		 32°.40
32°.12		 0.8
1.0		 -36.0 / +36.0(*1)
-1.0 / +2.0
2011 LYR11C01
LYR11C02		 Apr.23 06:30
Apr.22 14:30		 32°.62
31°.97		 0.9
1.0		 -36.0 / +36.0(*1)
-1.0 / +1.0
2010 LYR10C01 Apr.22 15:30 32°.26 0.7 -36.0 / +30.0(*1)
2009 LYR09C01
LYR09C02		 Apr.22 13:30
Apr.22 08:30		 32°.42
32°.22		 0.7
1.0		 -36.0 / +36.0(*1)
-2.0 / +1.0
2008 LYR08C01 Apr.22 05:30 32°.35 0.9 -36.0 / +36.0(*1)
2007 LYR07C01 Apr.23 06:30 32°.64 0.8 -36.0 / +36.0(*1)

Posted by h-ogawa