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Sunspot region AR12144

Number of
sunspots		 Size Class Magn. Class Spot Location
2014/08/15 5 20 CRO S17W19
2014/08/16 9 60 CAO S17W33
2014/08/17 8 130 DAI S17W47
2014/08/18 5 220 DSI S17W61
2014/08/19 3 180 DAO S17W73
2014/08/20 2 100 DAO S17W87
2014/08/21 2 100 DAO S17W0*
BC
28

The top 10 solar flares from sunspot region 12144

Start Maximum End
1C3.852014/08/1609:2509:2909:32
2C1.992014/08/1522:3422:3822:40
3C1.562014/08/1513:0013:4713:50
4C1.262014/08/1510:0510:1010:17
5C1.142014/08/1722:0522:0922:15
6C1.122014/08/1807:5407:5908:05
7C1.12014/08/1707:0107:0407:06
8C1.012014/08/1701:5101:5602:01
9B6.772014/08/1500:3000:4501:14
10B5.922014/08/1809:2209:2509:27
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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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