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Sunspot region AR12843

Number of
sunspots		 Size Class Magn. Class Spot Location
2021/07/14 2 10 AXX S17W45
2021/07/15 1 0 AXX S17W58
2021/07/16 3 30 BXO S17W72
2021/07/17 1 10 AXX S18W86
2021/07/18 1 10 AXX S18W0*
BC
332

The top 10 solar flares from sunspot region 12843

Start Maximum End
1C1.72021/07/1608:2708:3708:45
2C1.12021/07/1607:1407:2707:36
3B9.72021/07/1806:5607:1007:22
4B8.02021/07/1611:3011:4011:47
5B7.82021/07/1605:4906:0206:11
6B6.72021/07/1523:1823:2323:27
7B5.82021/07/1601:5802:1002:21
8B5.32021/07/1518:4418:5619:00
9B5.02021/07/1604:4905:0005:05
10B4.82021/07/1521:1421:1921:24
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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
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*since 1994

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