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Sunspot region AR13172

Number of
sunspots		 Size Class Magn. Class Spot Location
2022/12/21 1 20 HSX S35E61
2022/12/22 2 30 CSO S34E49
2022/12/23 3 20 CRO S35E37
2022/12/24 2 30 HSX S35E24
2022/12/25 4 40 CRO S37E14
2022/12/26 4 10 BXO S35E02
2022/12/27 2 20 BXO S36W05
2022/12/29 4 10 BXO S35W36
2022/12/30 1 10 AXX S25W48
2022/12/31 1 10 AXX S35W64
C
2

The top 2 solar flares from sunspot region 13172

Start Maximum End
1C2.92022/12/2914:0114:1114:21
2C2.92022/12/2921:0721:2121:31
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Last X-flare2025/12/08X1.1
Last M-flare2025/12/09M1.1
Last geomagnetic storm2025/12/04Kp5 (G1)
Spotless days
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Monthly mean Sunspot Number
November 202591.8 -22.8
December 2025160.6 +68.8
Last 30 days108.7 +12.8

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*since 1994

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