Sunspot region AR8617

Number of
sunspots
Size Class Magn. Class Spot Location
1999/07/03 6 10 BXO N14W28
1999/07/04 12 100 DAO N14W42
1999/07/05 14 190 DAO N14W57
1999/07/06 6 150 DAO N12W69
1999/07/07 5 100 DAO N13W82
1999/07/08 3 90 DAO N14W94
M
1

The top 1 solar flares from sunspot region 8617

Start Maximum End
1M1.11999/07/0501:2001:3101:46

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Space weather facts

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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