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Sunspot region AR12842

Number of
sunspots		 Size Class Magn. Class Spot Location
2021/07/10 1 60 HSX N24E79
2021/07/11 1 60 HSX N24E66
2021/07/12 1 60 HSX N25E51
2021/07/13 1 50 HSX N24E38
2021/07/14 1 60 HSX N25E25
2021/07/15 1 30 HSX N24E12
2021/07/16 1 20 HSX N25W00
2021/07/17 5 40 CSO N26W15
2021/07/18 5 40 DSO N25W28
2021/07/19 10 90 DSI N27W42
2021/07/20 10 140 DAI N24W55
2021/07/21 7 80 DSI N26W67
2021/07/22 4 80 CSO N25W80
2021/07/23 0 0 AXX N29W89
2021/07/24 0 0 AXX N29W0*
B
10

The top 10 solar flares from sunspot region 12842

Start Maximum End
1B9.42021/07/2113:3913:4813:55
2B8.72021/07/2111:5011:5812:06
3B7.82021/07/1703:0103:1703:30
4B4.02021/07/1913:3913:4613:52
5B2.12021/07/1120:3720:4720:56
6B1.32021/07/1716:3916:4917:01
7B1.22021/07/1215:2915:3815:43
8B1.22021/07/1705:4705:5506:03
9B1.22021/07/1718:4018:5119:01
10B1.12021/07/1708:0108:0908:16
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Last X-flare2024/11/06X2.39
Last M-flare2024/11/13M1.7
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
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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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