Sunspot region AR8576

Number of
sunspots
Size Class Magn. Class Spot Location
1999/06/07 4 10 BXO S29E52
1999/06/08 7 10 BXO S29E40
1999/06/09 7 10 BXO S29E26
1999/06/10 3 10 BXO S29E10
1999/06/11 1 0 AXX S28W07
1999/06/12 3 10 BXO S29W18
1999/06/13 14 60 DRO S28W29
1999/06/14 16 80 DAI S28W40
1999/06/15 13 110 DAO S28W54
1999/06/16 5 100 DSO S29W66
1999/06/17 3 90 DSO S29W78
1999/06/18 3 60 CSO S27W91

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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
11998X1.54
22006X1.13
32024M3.1
42003M2.46
52024M2.1
DstG
11960-100G3
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*since 1994

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