Sunspot region AR8790

Number of
sunspots
Size Class Magn. Class Spot Location
1999/12/07 4 20 BXO N09E47
1999/12/08 4 20 CRO N10E35
1999/12/09 6 20 CSO N11E20
1999/12/10 10 50 DSO N11E07
1999/12/11 14 90 DAO N12W07
1999/12/12 16 40 CRO N13W20
1999/12/13 7 10 BXO N12W35
1999/12/14 3 0 BXO N12W49
1999/12/15 1 0 AXX N15W69
C
4

The top 4 solar flares from sunspot region 8790

Start Maximum End
1C4.131999/12/1103:2203:3303:45
2C3.961999/12/0802:2902:4603:05
3C1.711999/12/0716:1016:1416:18
4C1.591999/12/0806:2006:2406:28

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Last X-flare2024/11/06X2.39
Last M-flare2024/11/20M1.1
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024142.7 -23.8
Last 30 days156.1 +4.7

This day in history*

Solar flares
11998X5.37
21998X3.59
32001X1.41
42001M5.51
51998M2.7
DstG
11991-139G2
21982-114G2
31975-97G2
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*since 1994

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