Sunspot region AR10644

Number of
sunspots
Size Class Magn. Class Spot Location
2004/07/11 1 100 HSX N11E69
2004/07/12 1 140 HAX N12E58
2004/07/13 7 110 DSO N11E44
2004/07/14 10 120 DAO N11E30
2004/07/15 9 130 DSO N11E17
2004/07/16 4 120 CSO N12E04
2004/07/17 5 160 HSX N13W07
2004/07/18 8 150 DSO N13W20
2004/07/19 6 110 CSO N13W33
2004/07/20 5 150 CSO N13W46
2004/07/21 1 100 HRX N13W61
2004/07/22 2 90 HSX N12W73
2004/07/23 1 60 HSX N11W88

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Space weather facts

Last X-flare2024/10/31X2.0
Last M-flare2024/11/05M2.6
Last geomagnetic storm2024/10/12Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
September 2024141.4 -74.1
November 2024215.8 +74.4
Last 30 days161.1 +7.2

This day in history*

Solar flares
12013X4.93
21998X1.21
32014X1.14
42003M7.6
52004M5.72
DstG
12023-172G3
21991-92G2
31986-74G1
41959-73G1
51993-71G1
*since 1994

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