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Sunspot region AR11912

Number of
sunspots		 Size Class Magn. Class Spot Location
2013/12/03 1 80 HSX S21E66
2013/12/04 1 120 HSX S21E53
2013/12/05 1 110 HSX S21E40
2013/12/06 1 110 HSX S21E26
2013/12/07 1 130 CAO S21E17
2013/12/08 1 120 HSX S21E01
2013/12/09 1 120 HSX S21W12
2013/12/10 2 110 HSX S21W24
2013/12/11 1 80 HSX S21W38
2013/12/12 1 80 HSX S21W52
2013/12/13 1 80 HSX S21W64
2013/12/14 1 60 HSX S21W79
2013/12/16 1 60 HSX S21W0*
C
1

The top 1 solar flares from sunspot region 11912

Start Maximum End
1C6.642013/12/1203:1103:3603:58
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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
21998-131G2
31989-121G1
41999-106G2
51979-92G1
*since 1994

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