Sunspot region AR12545

Number of
sunspots
Size Class Magn. Class Spot Location
2016/05/11 1 10 HRX S21E05
2016/05/12 5 30 CRO S21W09
2016/05/13 5 90 DAI S21W21
2016/05/14 8 70 CAO S21W35
2016/05/15 11 60 CAO S21W49
2016/05/16 4 70 CAO S21W65
2016/05/17 2 20 CRO S20W79
B
2

The top 2 solar flares from sunspot region 12545

Start Maximum End
1B7.662016/05/1604:3804:4204:48
2B5.822016/05/1605:3405:3805:43

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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 2024142.9 -23.5
Last 30 days155.8 +4.5

This day in history*

Solar flares
11998X5.37
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32001X1.41
42001M5.51
51998M2.7
DstG
11991-139G2
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*since 1994

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