Sunspot region AR8807

Number of
sunspots
Size Class Magn. Class Spot Location
1999/12/19 4 30 CSO N11E68
1999/12/20 4 40 CSO N11E57
1999/12/21 6 40 CAO N10E44
1999/12/22 7 30 CSO N11E29
1999/12/23 6 30 DAO N10E16
1999/12/24 5 20 CAO N11E02
1999/12/25 10 20 BXO N12W11
1999/12/26 6 10 BXO N11W23
1999/12/27 5 10 BXO N11W37
CM
61

The top 7 solar flares from sunspot region 8807

Start Maximum End
1M2.611999/12/2201:5002:1602:32
2C4.791999/12/2015:0715:1615:26
3C4.031999/12/2009:0309:0809:17
4C3.911999/12/2201:1201:1901:23
5C3.761999/12/1923:1023:1323:17
6C3.531999/12/2520:5021:0021:11
7C1.941999/12/2102:3602:5503:00

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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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