Sunspot region AR11291

Number of
sunspots
Size Class Magn. Class Spot Location
2011/09/11 2 10 DRO N23W03
2011/09/12 2 10 BXO N23W15
2011/09/16 3 50 CRO N22W69
2011/09/17 3 90 DAO N24W82
2011/09/18 2 10 BXO N21W93
C
1

The top 1 solar flares from sunspot region 11291

Start Maximum End
1C1.152011/09/1017:1617:1917:21

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Space weather facts

Last X-flare2024/11/06X2.39
Last M-flare2024/11/13M1.7
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024166 -0.4
Last 30 days163.2 +18.4

This day in history*

Solar flares
11999X1.15
21999M8.06
32005M5.58
41999M4.11
52005M3.72
DstG
11960-167G3
21998-109G2
32012-108G2
41989-105
51979-90G1
*since 1994

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