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Sunspot region AR12157

Number of
sunspots		 Size Class Magn. Class Spot Location
2014/09/05 12 200 DAI S13E68
2014/09/06 14 520 DKC S14E58
2014/09/07 17 540 EKC S14E44
2014/09/08 27 420 EKC S14E31
2014/09/09 37 450 EKC S14E17
2014/09/10 39 480 EKC S14E03
2014/09/11 45 460 EKC S14W11
2014/09/12 34 260 EKC S14W24
2014/09/13 53 250 EKC S14W38
2014/09/14 26 220 EAI S14W51
2014/09/15 17 180 DAI S15W63
2014/09/16 5 50 CAI S15W74
2014/09/17 5 50 CAI S15W88
2014/09/18 5 50 CAI S15W0*
CM
295

The top 10 solar flares from sunspot region 12157

Start Maximum End
1M2.252014/09/1402:0302:1602:36
2M1.612014/09/0616:5017:0917:22
3M1.372014/09/1202:0702:2402:32
4M1.152014/09/0608:0408:1408:30
5M1.132014/09/0719:2919:4319:52
6C9.632014/09/0506:1606:5407:18
7C8.152014/09/0416:2116:3216:48
8C7.322014/09/0800:0800:1100:13
9C6.782014/09/0617:4417:4817:53
10C6.592014/09/0803:2203:3003:50
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Last X-flare2024/12/08X2.2
Last M-flare2024/12/23M8.9
Last geomagnetic storm2024/12/17Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
November 2024152.5 -13.9
December 2024106.6 -45.9
Last 30 days116.1 -41.8

This day in history*

Solar flares
12024M8.9
22015M6.75
31998M3.34
42013M2.36
52013M1.97
DstG
12002-67
22000-62G2
31989-60
42014-57
51982-53G1
*since 1994

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