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Sunspot region AR8647

Number of
sunspots		 Size Class Magn. Class Spot Location
1999/07/26 6 110 CAO S18E63
1999/07/27 10 220 DSO S18E51
1999/07/28 10 150 DAO S18E37
1999/07/29 12 90 EAO S18E24
1999/07/30 17 50 ESO S18E11
1999/07/31 11 40 CSO S17W03
1999/08/01 8 40 CSO S18W18
1999/08/02 15 40 CSO S18W34
1999/08/03 17 140 DAO S18W49
1999/08/04 22 270 DAO S18W63
1999/08/05 12 350 EAO S19W76
1999/08/06 7 120 EAO S19W87
CMX
621

The top 9 solar flares from sunspot region 8647

Start Maximum End
1X2.031999/08/0221:1821:2521:38
2M1.731999/08/0415:4916:0716:25
3M1.321999/08/0106:3806:4506:48
4C8.241999/08/0304:5805:0205:10
5C7.031999/08/0503:3803:4203:46
6C6.391999/08/0404:1104:1404:17
7C5.671999/08/0408:5308:5709:02
8C3.691999/08/0302:5302:5602:59
9C2.711999/08/0308:3908:4208:45
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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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