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Sunspot region AR13897

Number of
sunspots		 Size Class Magn. Class Spot Location
2024/11/17 9 70 CAO S12W47
2024/11/18 10 60 DAO S12W61
2024/11/19 10 140 DAI S12W77
2024/11/20 6 220 DAO S12W90
2024/11/21 6 220 DAO S12W0*
CM
103

The top 10 solar flares from sunspot region 13897

Start Maximum End
1M1.662024/11/1811:0611:1211:19
2M1.562024/11/1811:1911:2711:44
3M1.12024/11/2019:1119:4820:44
4C7.02024/11/1921:1221:2821:45
5C4.32024/11/1822:2422:3022:37
6C4.22024/11/2005:2705:3005:34
7C3.22024/11/2003:0503:1103:15
8C3.12024/11/1802:2402:3202:36
9C3.12024/11/1922:2722:4022:55
10C2.92024/11/1915:2615:3515:43
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Last X-flare2025/01/04X1.85
Last M-flare2025/02/21M1.4
Last geomagnetic storm2025/02/19Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
January 2025137 -17.5
February 2025151.4 +14.4
Last 30 days149 -14

This day in history*

Solar flares
12024X6.37
22024X1.70
32002M6.4
42024M4.8
52023M2.6
DstG
11994-144G4
21988-130G3
31973-107G2
41979-97G1
51992-97G1
*since 1994

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