Viewing archive of Wednesday, 22 April 2015

Sunspot numberNew regionsBackground fluxMaximum fluxCM
134 -191 -1B9.0M1.116991

Solar flares

RegionStartMaximumEnd
2325C2.3 01:1101:1501:19
2324C3.7 01:3801:4401:50
2325C4.6 02:0002:0702:15
2333C2.8 03:0003:0503:12
2322C4.1 03:1403:2503:34
-C2.3 06:0106:1106:17
2327C2.3 07:0407:1107:18
2322C3.8 07:5908:0608:21
2322M1.1 08:3008:4408:58
-C1.4 12:1112:1512:20

<< 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!

100%

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:2019/09/28Kp5 (G1)
Number of spotless days in 2019:212
Current stretch spotless days:14

This day in history*

Solar flares
12014M4.3
22010M2.9
32000M2.5
42015M1.1
52013C8.9
ApG
1200329G1
2199926G1
3200218G2
4201617G1
5201310
*since 1994

Social networks