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Sunspot region AR13930

Number of
sunspots		 Size Class Magn. Class Spot Location
2024/12/20 5 100 CAI S20W36
2024/12/21 5 80 CAI S20W50
2024/12/22 7 90 DAI S22W61
2024/12/23 6 180 EAI S23W76
2024/12/24 6 180 EAI S23W89
2024/12/25 6 180 EAI S23W0*
CM
92

The top 10 solar flares from sunspot region 13930

Start Maximum End
1M1.12024/12/2214:0614:1414:23
2M1.02024/12/2420:1520:2820:41
3C9.12024/12/2302:5903:0803:12
4C7.22024/12/2200:3300:4200:51
5C6.72024/12/2121:5922:0822:16
6C5.42024/12/2205:2305:2705:31
7C5.22024/12/2203:1703:2503:39
8C4.92024/12/2120:1220:1920:28
9C4.42024/12/2223:1023:2123:32
10C3.52024/12/2219:2819:3619:42
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Last X-flare2025/12/01X1.9
Last M-flare2025/12/04M6.0
Last geomagnetic storm2025/12/04Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
November 202591.8 -22.8
December 2025175.4 +83.6
Last 30 days107.3 +14.6

This day in history*

Solar flares
12006X9.4
22006M8.68
32006M5.04
42003M3
52000M2.34
DstG
11959-90
21960-90
31958-65
41957-57G1
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*since 1994

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