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Sunspot region AR13916

Number of
sunspots		 Size Class Magn. Class Spot Location
2024/12/03 5 40 CAI S16E55
2024/12/04 6 40 CAI S16E58
2024/12/05 6 160 DAI S15E41
2024/12/06 6 170 DAI S17E27
2024/12/07 4 150 DAC S14E12
2024/12/08 12 170 DAC S15E02
2024/12/09 8 40 CRO S13W09
2024/12/10 10 30 CRI S15W28
2024/12/11 3 10 BXO S15W39
CM
141

The top 10 solar flares from sunspot region 13916

Start Maximum End
1M1.342024/12/0420:3120:4620:57
2C8.02024/12/0606:4206:5807:09
3C5.72024/12/1111:3711:4211:46
4C5.42024/12/0322:3622:4722:56
5C5.32024/12/0500:0800:1600:22
6C4.42024/12/0414:4714:5315:14
7C3.92024/12/0821:3421:3821:43
8C3.22024/12/0701:3601:4501:50
9C2.92024/12/0318:1518:2418:32
10C2.72024/12/1414:5115:0315:09
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The maximum X-ray flux of the past two hours is:
C6.5

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Last X-flare2025/03/28X1.1
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Last geomagnetic storm2025/04/21Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025126.5 -7.7
Last 30 days126.8 -0.8

This day in history*

Solar flares
11998M9.27
22024M3.71
32024M2.53
42025M1.7
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DstG
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*since 1994

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