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Sunspot region AR11918

Number of
sunspots		 Size Class Magn. Class Spot Location
2013/12/09 3 60 HAX S09E76
2013/12/10 4 110 DAO S08E63
2013/12/11 8 170 DAO S09E51
2013/12/12 7 160 DAO S09E38
2013/12/13 13 180 DAO S08E25
2013/12/14 11 180 DAO S09E11
2013/12/15 8 180 DAO S10W02
2013/12/16 11 170 CAO S10W15
2013/12/17 6 90 CAO S10W29
2013/12/18 6 90 CAO S10W29
2013/12/19 1 50 HAX S09W55
2013/12/20 3 10 AXX S10W70
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Last X-flare2024/05/15X2.9
Last M-flare2024/05/16M1.0
Last geomagnetic storm2024/05/16Kp6 (G2)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
April 2024136.5 +31.6
May 2024156.6 +20.1
Last 30 days177 +70.8

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*since 1994

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