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Sunspot region AR11820

Number of
sunspots		 Size Class Magn. Class Spot Location
2013/08/14 4 60 CSO S13E59
2013/08/15 6 20 CRO S12E45
2013/08/16 7 30 CRO S13E31
2013/08/17 7 20 CRO S13E25
2013/08/18 5 10 BXO S13E10
2013/08/19 5 10 BXO S13W03
2013/08/20 5 10 BXO S12W19
2013/08/21 10 60 DAI S12W34
2013/08/22 15 130 DAI S12W47
2013/08/23 8 110 DAO S12W61
2013/08/24 3 70 CAO S12W73
2013/08/25 1 40 HSX S13W83
2013/08/26 1 40 HSX S13W97
C
3

The top 3 solar flares from sunspot region 11820

Start Maximum End
1C5.922013/08/2204:4905:0605:15
2C2.012013/08/2315:4015:5716:06
3C1.212013/08/2315:3015:3315:35
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AR 13869 164"Sorry, you have been blocked" 4AR 13883 96New satellites - Proba-3, PUNCH, SWFO-L1, GOES-U/19 19Incoming & Unnumbered Active Regions 1182
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Last X-flare2024/10/31X2.0
Last M-flare2024/11/05M2.6
Last geomagnetic storm2024/10/12Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
September 2024141.4 -74.1
November 2024215.8 +74.4
Last 30 days161.1 +7.2

This day in history*

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12013X4.93
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32014X1.14
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DstG
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*since 1994

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