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Sunspot region AR8462

Number of
sunspots		 Size Class Magn. Class Spot Location
1999/02/13 7 30 CRO N20E34
1999/02/14 16 50 DSO N21E21
1999/02/15 21 80 DAO N20E07
1999/02/16 17 130 DAO N19W06
1999/02/17 15 150 EAO N18W20
1999/02/18 9 170 DAO N20W27
1999/02/19 6 160 DAO N20W40
1999/02/20 6 160 DAO N20W50
1999/02/21 5 130 CAO N21W65
1999/02/22 1 10 AXX N20W79
1999/02/23 1 10 HRX N21W90
CM
192

The top 10 solar flares from sunspot region 8462

Start Maximum End
1M1.91999/02/2113:0313:4514:08
2M1.051999/02/1509:1809:2709:34
3C9.861999/02/1617:3117:4217:55
4C7.671999/02/1621:1621:2121:23
5C5.841999/02/1516:1816:3816:55
6C4.861999/02/1402:3502:4403:03
7C4.811999/02/1422:4022:5223:03
8C3.971999/02/1319:4820:0220:17
9C3.911999/02/1521:2121:4021:51
10C3.811999/02/1319:2119:2619:30
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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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