Sunspot region AR9921

Number of
sunspots
Size Class Magn. Class Spot Location
2002/04/24 1 0 AXX N12E41
2002/04/28 5 30 DAO N13W13
2002/04/29 5 50 DSO N14W27
2002/04/30 2 10 CRO N14W41
C
1

The top 1 solar flares from sunspot region 9921

Start Maximum End
1C3.392002/05/0103:3903:4303:46

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Last X-flare2024/03/28X1.1
Last M-flare2024/03/29M3.2
Last geomagnetic storm2024/03/25Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2024124.7 +1.7

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