Sunspot region AR8346

Number of
sunspots
Size Class Magn. Class Spot Location
1998/09/25 5 40 CSO S30E41
1998/09/26 7 70 CSO S30E27
1998/09/27 12 120 DAO S28E13
1998/09/28 12 70 ESO S28E01
1998/09/29 14 50 ESO S28W13
1998/09/30 8 20 CSO S28W25
1998/10/01 5 40 DRO S28W42
1998/10/02 3 30 DSO S29W55
1998/10/03 3 20 BXO S28W66
1998/10/04 1 0 AXX S27W79
BC
13

The top 4 solar flares from sunspot region 8346

Start Maximum End
1C8.591998/09/2702:3402:4102:59
2C3.871998/09/2523:1323:2323:51
3C1.381998/09/2704:2304:2904:38
4B6.41998/09/3005:1405:1705:21

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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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