Sunspot region AR13939

Number of
sunspots
Size Class Magn. Class Spot Location
2024/12/25 2 30 CSO S17E74
2024/12/26 1 40 HSX S17E60
2024/12/27 1 80 HSX S17E44
2024/12/28 6 110 DSO S17E31
2024/12/29 14 120 DSO S17E20
2024/12/30 12 110 DAC S16E07
2024/12/31 14 130 DAC S17W06
2025/01/01 9 130 CAI S17W21
2025/01/02 10 130 CSO S17W33
2025/01/03 8 120 CSO S16W47
2025/01/04 5 90 CSO S15W60
2025/01/05 2 80 HSX S17W71
2025/01/06 1 60 HSX S17W83
2025/01/07 1 60 HSX S17W0*
CM
58

The top 10 solar flares from sunspot region 13939

Start Maximum End
1M3.512024/12/2905:4105:4705:58
2M3.342024/12/2916:5617:0817:20
3M2.042024/12/2904:1804:3004:45
4M1.922024/12/2923:2023:3023:36
5M1.72024/12/3000:3300:4700:58
6M1.12025/01/0217:1817:4017:59
7M1.12025/01/0722:3523:0523:42
8M12024/12/3022:3522:4122:48
9C9.32025/01/0414:1115:0916:34
10C8.62024/12/2819:1320:1821:12

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Last X-flare2025/12/08X1.1
Last M-flare2025/12/12M1.1
Last geomagnetic storm2025/12/12Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
November 202591.8 -22.8
December 2025144.3 +52.5
Last 30 days107.9 +9.5

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*since 1994

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