Sunspot region AR8142

Number of
sunspots
Size Class Magn. Class Spot Location
1998/01/23 5 10 BXO S21E07
1998/01/24 7 20 CRO S21W06
1998/01/25 10 50 DSI S21W20
1998/01/26 8 90 CAO S21W35
1998/01/27 8 120 DSO S22W49
1998/01/28 10 110 DSO S21W65
1998/01/29 3 80 CAO S22W78
1998/01/30 1 30 HAX S21W94
BC
23

The top 5 solar flares from sunspot region 8142

Start Maximum End
1C7.141998/01/2622:1922:3522:47
2C3.641998/01/2519:1419:3619:51
3C1.021998/01/2617:5017:5517:57
4B6.21998/01/2616:1316:1616:18
5B4.441998/01/2621:0321:0621:08

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Last X-flare2024/11/06X2.39
Last M-flare2024/11/13M1.7
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024166 -0.4
Last 30 days163.2 +18.4

This day in history*

Solar flares
11999X1.15
21999M8.06
32005M5.58
41999M4.11
52005M3.72
DstG
11960-167G3
21998-109G2
32012-108G2
41989-105
51979-90G1
*since 1994

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