Viewing archive of Tuesday, 21 January 2003

Sunspot numberNew regionsBackground fluxMaximum fluxCM
167 -172 -2B5.4M271

Solar flares

RegionStartMaximumEnd
-C2 01:2101:3401:40
-C8.1 02:2302:2802:33
0260C4.1 05:5005:5706:02
-C2.9 07:5708:2208:43
-C1.8 09:2009:2709:33
0260C3 12:4613:1013:31
-M1.9 14:5915:2615:52
0260C2.3 21:2921:4021:48
-B7.4 23:0223:0623:10

<< 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!

11%

Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2020/02/19Kp5 (G1)
Number of spotless days in 2020:38
Current stretch spotless days:24

This day in history*

Solar flares
12014X4.9
22002M1.0
32000C8.6
42004C8.0
52014C5.7
ApG
1200020
2199618G1
3199414
420059
520158
*since 1994

Social networks