Sunspot region AR12991

Number of
sunspots
Size Class Magn. Class Spot Location
2022/04/14 1 60 HSX S25E62
2022/04/15 1 60 HSX S24E50
2022/04/16 1 60 HAX S24E38
2022/04/17 1 50 HAX S24E25
2022/04/18 1 50 HAX S24E12
2022/04/19 1 30 HSX S24W02
2022/04/20 1 10 HSX S23W15
2022/04/21 6 30 CRO S23W29
2022/04/22 5 30 CRO S22W34
2022/04/23 2 10 AXX S23W48
2022/04/24 1 10 AXX S23W65
C
1

The top 1 solar flares from sunspot region 12991

Start Maximum End
1C3.92022/04/2616:1616:2416:31

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Space weather facts

Last X-flare2024/11/06X2.39
Last M-flare2024/11/20M1.1
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024142.7 -23.8
Last 30 days155.2 +4.4

This day in history*

Solar flares
12012M5.08
21999M4.93
31999M3.27
42000M2.33
52012M2.11
DstG
12003-309G3
21991-135G3
32002-128G3
41960-111G2
51970-110G2
*since 1994

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