Sunspot region AR10209

Number of
sunspots
Size Class Magn. Class Spot Location
2002/12/01 8 140 DAO S20E62
2002/12/02 7 170 EAO S21E48
2002/12/03 10 170 ESO S20E35
2002/12/04 6 110 ESO S19E20
2002/12/05 11 120 CSO S19E07
2002/12/06 6 110 CSO S20W07
2002/12/07 1 90 HAX S19W26
2002/12/08 6 50 FAO S20W39
2002/12/09 1 60 HSX S18W52
2002/12/10 1 60 HAX S18W65
2002/12/11 1 50 HSX S17W79
2002/12/12 1 60 HSX S17W90
C
3

The top 3 solar flares from sunspot region 10209

Start Maximum End
1C2.492002/12/0103:5203:5804:02
2C1.642002/11/3022:0822:1222:16
3C1.152002/11/3011:1911:2511:32

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Last X-flare2025/03/28X1.1
Last M-flare2025/04/01M2.5
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

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