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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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Comment limitation 9AR 3906 8>500 meV 23Filaments and prominences 561Suggestion - Can admins automatically generate "official" AR topic threads as the regions appear and are numbered? 2
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Space weather facts

Last X-flare2024/11/06X2.39
Last M-flare2024/11/23M1.1
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024144.7 -21.7
Last 30 days158.6 +10.8

This day in history*

Solar flares
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*since 1994

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