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Sunspot region AR13924

Number of
sunspots		 Size Class Magn. Class Spot Location
2024/12/12 3 30 CSO S20E12
2024/12/13 10 50 DAO S20W02
2024/12/14 23 200 DAI S19W15
2024/12/15 18 190 DSI S19W28
2024/12/16 18 280 EKI S16W43
2024/12/17 21 280 EKO S19W57
2024/12/18 18 300 EKO S18W69
C
7

The top 7 solar flares from sunspot region 13924

Start Maximum End
1C5.92024/12/1417:1217:2917:45
2C4.22024/12/1501:2101:2601:32
3C3.42024/12/1522:3322:4322:51
4C2.42024/12/1523:4323:4900:01
5C2.22024/12/1321:3521:3821:42
6C1.92024/12/1400:1100:2000:29
7C1.92024/12/1609:1709:2309:28
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Last X-flare2024/12/08X2.2
Last M-flare2024/12/15M3.0
Last geomagnetic storm2024/12/17Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
November 2024152.5 -13.9
December 202499.5 -53
Last 30 days117.6 -37.8

This day in history*

Solar flares
11998X1.15
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32002M3.54
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*since 1994

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