Viewing archive of Wednesday, 18 January 2012

Sunspot numberNew regionsBackground fluxCM
122 -301B5.731

Solar flares

RegionStartMaximumEnd
1403B8.5 01:1701:2101:26
1401B9.7 08:0908:1408:18
1401B8.6 09:0509:1009:17
1401C1.0 09:5109:5409:56
1401C2.4 10:1610:3010:45
1399B9.6 12:1012:3012:33
1401M1.7 19:0419:1219:27
1396C5.1 22:5723:2023:33

<< 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!

65%

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:2019/03/17Kp5 (G1)
Number of spotless days in 2019:62
Last spotless day:2019/04/06

This day in history*

Solar flares
12002X1.5
22015M4.0
32003M2.8
42015M2.2
52015M2.2
ApG
1201522
2200322G1
3199720G1
4201418
5201717G1
*since 1994

Social networks