Sunspot region AR11307

Number of
sunspots
Size Class Magn. Class Spot Location
2011/09/29 2 10 BXO N14E75
2011/09/30 4 10 BXO N16E65
2011/10/01 3 30 CSO N14E48
2011/10/02 4 30 DRO N14E37
2011/10/03 5 30 ERO N15E22
2011/10/04 1 15 HRX N13E05
2011/10/05 4 10 BXO N15W01
2011/10/06 2 5 BXO N17W13
C
1

The top 1 solar flares from sunspot region 11307

Start Maximum End
1C4.862011/09/3018:4218:4718:53

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Last X-flare2024/11/06X2.39
Last M-flare2024/11/11M1.3
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024175.7 +9.3
Last 30 days166.1 +21.7

This day in history*

Solar flares
12012M8.59
22012M4.14
32005M3.59
42012M3.56
52003M2.36
DstG
11960-339G5
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31989-121G1
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*since 1994

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