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Sunspot region AR11872

Number of
sunspots		 Size Class Magn. Class Spot Location
2013/10/16 1 60 HSX S15E67
2013/10/17 1 90 HSX S17E55
2013/10/18 1 70 CSO S17E41
2013/10/19 1 80 HSX S16E28
2013/10/20 1 80 HSX S17E15
2013/10/21 1 80 HSX S17E01
2013/10/22 2 60 HSX S17W11
2013/10/23 4 60 CAO S17W26
2013/10/24 4 50 DSO S18W40
2013/10/25 2 70 DSO S18W54
2013/10/26 4 50 CSO S18W67
2013/10/27 2 10 BXO S18W80
2013/10/28 2 10 BXO S18W80
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Filaments and prominences 517AR 13901 108Incoming & Unnumbered Active Regions 1246Sunspot Latitudes at or near Solar Maximum 76The Rotations of AR 13780 and AR 13902 1
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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*

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*since 1994

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