Sunspot region AR8405

Number of
sunspots
Size Class Magn. Class Spot Location
1998/12/07 3 110 CSO S16E64
1998/12/08 9 60 CSO S16E49
1998/12/09 12 40 CSO S15E35
1998/12/10 7 30 CSO S15E21
1998/12/11 7 20 CSO S15E06
1998/12/12 4 20 BXO S14W08
C
9

The top 9 solar flares from sunspot region 8405

Start Maximum End
1C8.191998/12/0814:0014:0714:13
2C5.691998/12/0721:4321:5422:10
3C31998/12/0911:5812:0612:28
4C2.761998/12/0716:2916:3316:43
5C2.741998/12/0901:0701:2202:04
6C2.571998/12/0821:2921:3521:52
7C2.411998/12/0908:1208:1708:28
8C1.81998/12/1104:2804:3104:40
9C1.281998/12/0706:1406:1706:20

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Last X-flare2024/11/06X2.39
Last M-flare2024/11/20M1.1
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
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This day in history*

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

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