Sunspot region AR12337

Number of
sunspots
Size Class Magn. Class Spot Location
2015/05/04 2 10 AXX S16E56
2015/05/05 2 10 BXO S16E42
2015/05/06 2 10 BXO S17E28
2015/05/07 3 10 CSO S15E15
2015/05/08 5 30 CAO S18E03
2015/05/09 3 10 BXO S18W11
2015/05/10 4 20 CRO S17W23
2015/05/11 4 30 CSO S16W37

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Space weather facts

Last X-flare2024/05/29X1.4
Last M-flare2024/05/30M1.0
Last geomagnetic storm2024/05/17Kp6 (G2)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
April 2024136.5 +31.6
May 2024146.7 +10.2
Last 30 days146.7 +8.6

This day in history*

Solar flares
12002M2.31
22002M1.98
32023M1.4
42023M1.3
51999M1.25
ApG
1193266G4
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3200359G3
4194936G3
5196742G2
*since 1994

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