Sunspot region AR8668

Number of
sunspots
Size Class Magn. Class Spot Location
1999/08/14 1 180 HAX N21E75
1999/08/15 5 350 CKO N22E67
1999/08/16 8 380 CKO N22E54
1999/08/17 8 410 CKO N23E40
1999/08/18 8 380 CKO N21E28
1999/08/19 8 420 CKO N22E15
1999/08/20 14 350 DKO N22E01
1999/08/21 12 290 CKO N22W11
1999/08/22 11 230 CHO N22W25
1999/08/23 17 240 DHO N23W36
1999/08/24 13 230 ESO N22W50
1999/08/25 7 170 CAO N22W63
1999/08/26 8 120 DAO N23W75
1999/08/27 1 60 HSX N20W91
CM
71

The top 8 solar flares from sunspot region 8668

Start Maximum End
1M1.031999/08/1411:5812:1012:15
2C8.471999/08/1714:2816:0217:54
3C3.771999/08/1712:3213:2313:57
4C1.971999/08/1600:1800:3400:48
5C1.81999/08/1620:2320:2920:35
6C1.361999/08/1703:1803:3403:47
7C1.171999/08/1616:3716:4216:53
8C1.041999/08/1512:5313:0013:11

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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 2024170.8 +4.3
Last 30 days165.1 +20.3

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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