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Sunspot region AR13920

Number of
sunspots		 Size Class Magn. Class Spot Location
2024/12/08 6 90 CSI N22E52
2024/12/09 6 70 CSO N22E38
2024/12/10 12 60 DSO N22E24
2024/12/11 21 250 EKI N23E12
2024/12/12 18 200 EAI N22W04
2024/12/13 14 260 EKI N22W16
2024/12/14 12 180 EAO N23W27
2024/12/15 6 160 EAO N22W41
2024/12/16 5 140 DAO N24W57
2024/12/17 1 90 HSX N22W67
2024/12/18 1 60 HSX N22W81
2024/12/19 1 40 HSX N22W93
2024/12/20 1 40 HSX N22W0*
CM
232

The top 10 solar flares from sunspot region 13920

Start Maximum End
1M3.112024/12/1520:1520:2420:28
2M2.82024/12/1110:0310:0610:10
3C6.82024/12/1103:1903:2603:30
4C4.02024/12/1501:0901:1701:21
5C3.82024/12/1111:1611:2011:24
6C3.72024/12/1500:3301:0701:09
7C3.52024/12/1022:5322:5823:02
8C3.32024/12/1017:4317:4917:54
9C3.12024/12/1102:0802:1202:16
10C2.82024/12/1014:3614:4314:47
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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/15M1.2
Last geomagnetic storm2025/04/16Kp8- (G4)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025120.5 -13.7
Last 30 days118.3 -22.1

This day in history*

Solar flares
12014X1.05
22016M9.63
32024M2.2
42022M1.9
52024M1.6
DstG
11965-162G4
22002-127G3
32001-114G3
41990-95G1
51957-89G2
*since 1994

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