Sunspot region AR12816

Number of
sunspots
Size Class Magn. Class Spot Location
2021/04/16 3 80 CAO S24E59
2021/04/17 4 20 CAO S24E46
2021/04/18 5 50 CAO S25E35
2021/04/19 8 120 DAI S25E21
2021/04/20 10 110 CAO S24E07
2021/04/21 9 100 CAO S24W05
2021/04/22 6 50 CRO S24W19
2021/04/23 8 50 CRO S24W31
2021/04/24 7 30 CRO S24W44
2021/04/25 1 10 AXX S23W60
BCM
1861

The top 10 solar flares from sunspot region 12816

Start Maximum End
1M1.12021/04/1923:1923:4223:59
2C3.92021/04/2204:1004:3505:00
3C2.72021/04/2205:0005:0605:10
4C2.62021/04/2501:1701:3501:51
5C1.42021/04/2306:1406:2806:41
6C1.32021/04/2602:2202:3002:35
7C1.02021/04/2305:0905:2505:59
8B9.62021/04/2305:0805:1805:20
9B8.42021/04/2300:4901:0301:26
10B8.22021/04/1921:0921:1921:25

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Last X-flare2024/02/22X6.3
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Last geomagnetic storm2023/12/18Kp6 (G2)
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Last spotless day2022/06/08
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