SpaceWeatherLive .com
Real-time auroral and solar activity

Sunspot region AR10421

Number of
sunspots		 Size Class Magn. Class Spot Location
2003/07/28 1 30 HAX S08E77
2003/07/29 5 280 EAO S08E67
2003/07/30 13 310 EAO S08E54
2003/07/31 15 230 EAI S08E41
2003/08/01 17 230 EAO S08E28
2003/08/02 25 260 FKI S08E15
2003/08/03 19 180 EAO S08E01
2003/08/04 26 170 EAO S08W14
2003/08/05 10 130 DSO S07W30
2003/08/06 4 100 CSO S07W43
2003/08/07 5 110 CAO S07W58
2003/08/08 1 60 HSX S07W72
2003/08/09 1 60 HSX S07W84
BCM
461

The top 10 solar flares from sunspot region 10421

Start Maximum End
1M1.892003/07/2901:2801:3901:43
2C5.032003/08/0509:0709:1409:23
3C1.752003/07/2811:0711:1211:14
4C1.472003/07/2905:3205:4805:50
5C1.312003/07/3009:5210:1410:24
6C1.152003/08/0717:0017:0617:23
7C1.022003/07/2618:4118:4618:49
8B9.62003/07/2722:2522:3222:41
9B7.142003/07/2805:1305:2005:35
10B5.732003/07/2914:4914:5414:59
Back to top

Latest news

Latest forum messages

Filaments and prominences 525AR 13901 110AR 13903 1Incoming & Unnumbered Active Regions 1246Sunspot Latitudes at or near Solar Maximum 76
More topics

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%
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2024/11/06X2.39
Last M-flare2024/11/20M1.1
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024142.7 -23.8
Last 30 days155.2 +4.4

This day in history*

Solar flares
12012M5.08
21999M4.93
31999M3.27
42000M2.33
52012M2.11
DstG
12003-309G3
21991-135G3
32002-128G3
41960-111G2
51970-110G2
*since 1994

Social networks

SpaceWeatherLive