Sunspot region AR10154

Number of
sunspots
Size Class Magn. Class Spot Location
2002/10/11 2 50 HAX S12E68
2002/10/12 2 30 CSO S13E55
2002/10/13 3 50 CSO S12E44
2002/10/14 5 60 DSO S11E33
2002/10/15 9 40 EAO S12E21
2002/10/16 10 30 CSO S12E08
2002/10/17 12 50 CSO S12W05
2002/10/18 10 20 CSO S12W18
2002/10/19 7 40 DSO S12W31
2002/10/20 1 20 HSX S14W48
2002/10/21 1 10 AXX S14W62
C
5

The top 5 solar flares from sunspot region 10154

Start Maximum End
1C9.932002/10/2005:2705:3105:34
2C9.52002/10/2014:1014:1314:21
3C7.22002/10/1921:1121:1621:21
4C5.292002/10/2104:1604:1904:22
5C3.832002/10/2017:5218:0518:10

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Last X-flare2025/03/28X1.1
Last M-flare2025/04/01M2.4
Last geomagnetic storm2025/03/27Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
Last 30 days128.1 -22.5

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