Sunspot region AR8321

Number of
sunspots
Size Class Magn. Class Spot Location
1998/08/28 1 20 HRX N33E74
1998/08/29 1 20 HSX N32E61
1998/08/30 1 20 HSX N31E50
1998/08/31 1 20 HSX N31E37
1998/09/01 2 10 AXX N31E25
1998/09/02 5 10 BXO N31E12
1998/09/03 3 20 BXO N32W01
1998/09/04 2 10 AXX N31W13

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Last X-flare2025/03/28X1.1
Last M-flare2025/04/01M2.4
Last geomagnetic storm2025/03/27Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
April 2025147 -7.6
Last 30 days128.8 -21.8

This day in history*

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DstG
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*since 1994

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