Sunspot region AR12804

Number of
sunspots
Size Class Magn. Class Spot Location
2021/02/22 3 30 CRO N20W05
2021/02/23 5 50 CSO N19W18
2021/02/24 10 120 DAI N18W33
2021/02/25 10 190 DSI N30W49
2021/02/26 6 170 DSI N18W58
2021/02/27 4 190 DSO N23W74
2021/02/28 3 120 DSO N18W87
2021/03/01 3 120 DSO N18W0*
BC
412

The top 10 solar flares from sunspot region 12804

Start Maximum End
1C3.92021/02/2806:3806:4606:51
2C2.72021/02/2717:5118:0018:05
3B5.42021/02/2221:1921:2921:36
4B4.62021/02/2506:2806:3706:43
5B4.52021/02/2217:0217:0717:13
6B3.72021/02/2514:0714:1614:21
7B3.42021/02/2500:4200:5200:56
8B3.32021/02/2300:1100:1600:23
9B2.72021/02/2503:0803:2203:35
10B2.62021/02/2411:0111:2311:32

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Last X-flare2024/05/15X2.9
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Spotless days
Last spotless day2022/06/08
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May 2024157.5 +21
Last 30 days168.7 +50.9

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*since 1994

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