Sunspot region AR8785

Number of
sunspots
Size Class Magn. Class Spot Location
1999/12/02 1 60 HSX N14E71
1999/12/03 2 160 HAX N14E58
1999/12/04 2 100 HSX N13E43
1999/12/05 2 120 HSX N13E30
1999/12/06 6 130 CSO N13E18
1999/12/07 4 130 CAO N13E05
1999/12/08 2 150 HSX N14W08
1999/12/09 5 150 CSO N14W21
1999/12/10 2 110 CSO N14W35
1999/12/11 1 100 HSX N15W48
1999/12/12 1 90 HAX N16W62
1999/12/13 2 80 CAO N14W73
1999/12/14 1 30 HAX N16W87

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Space weather facts

Last X-flare2024/12/08X2.2
Last M-flare2024/12/22M1.1
Last geomagnetic storm2024/12/17Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
November 2024152.5 -13.9
December 2024103.3 -49.2
Last 30 days114 -43.9

This day in history*

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*since 1994

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