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Sunspot region AR12917

Number of
sunspots		 Size Class Magn. Class Spot Location
2021/12/22 2 10 BXO S26E30
2021/12/23 7 30 CRO S27E16
2021/12/24 9 50 CRO S28E05
2021/12/25 5 20 CRO S28W06
2021/12/29 1 10 AXX S26W62
2021/12/30 1 10 AXX S27W75
2021/12/31 1 10 AXX S27W90
BC
17

The top 8 solar flares from sunspot region 12917

Start Maximum End
1C7.52021/12/2403:2503:4203:50
2C3.12021/12/2515:4715:5816:08
3C1.92021/12/2313:2613:3113:36
4C1.82021/12/2507:1307:2607:49
5C1.42021/12/2313:1613:2213:26
6C1.42021/12/2704:0604:2004:33
7C1.32021/12/2709:4509:5309:59
8B9.92021/12/2621:3621:4421:52
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AR 3676 13Could Cycle 25 be categorized as "historical"? 2Cycle 25 5May 2024 Geomagnetic Storms from AR 13664 (2) 278AR3664 852
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