Sunspot region AR8339

Number of
sunspots
Size Class Magn. Class Spot Location
1998/09/18 3 10 BXO S17E42
1998/09/19 7 20 CRO S16E30
1998/09/20 7 50 CSO S17E16
1998/09/21 7 50 CSO S16E01
1998/09/22 1 50 HAX S16W15
1998/09/23 10 50 ESO S16W25
1998/09/24 4 30 CRO S16W38
1998/09/25 1 0 AXX S16W56
1998/09/27 4 80 BXO S14W71
1998/09/28 3 80 DSO S15W84
C
2

The top 2 solar flares from sunspot region 8339

Start Maximum End
1C2.711998/09/2703:5504:0004:02
2C1.431998/09/2614:5615:0115:06

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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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