Viewing archive of Tuesday, 16 April 2002

Sunspot numberNew regionsBackground fluxMaximum fluxCM
172 -710 -1C1.9M2.5641

Solar flares

RegionStartMaximumEnd
9904C2.5 02:1502:1902:23
-C3.8 04:2405:3306:55
9904C9.3 10:3710:4410:54
9893M2.5 12:5313:1913:30
-C2.9 15:3515:4015:44

<< Go to daily overview page

Latest news

Support SpaceWeatherLive.com!

A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!

91%

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/05/14Kp7 (G3)
Number of spotless days in 2019:78
Current stretch spotless days:5

This day in history*

Solar flares
12000C9.5
22000C5.6
32000C5.4
42000C4.3
52013C3.9
ApG
1200278G4
2200734G1
3200029G3
4199520G2
5201417G1
*since 1994

Social networks