Sunspot region AR12823

Number of
sunspots
Size Class Magn. Class Spot Location
2021/05/10 6 40 CAO S23E40
2021/05/11 2 40 CSO S21E25
2021/05/12 2 40 CSO S22E10
2021/05/13 1 10 HRX S22W00
2021/05/14 1 10 AXX S23W14
2021/05/15 1 10 AXX S23W25
B
2

The top 2 solar flares from sunspot region 12823

Start Maximum End
1B4.92021/05/1400:3801:0401:31
2B1.92021/05/1013:4413:5213:56

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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/22M1.3
Last geomagnetic storm2025/04/21Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025126.5 -7.7
Last 30 days124.6 -4.5

This day in history*

Solar flares
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32024M3.1
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DstG
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*since 1994

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