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Sunspot region AR12255

Number of
sunspots		 Size Class Magn. Class Spot Location
2015/01/02 1 60 HAX S14E76
2015/01/03 1 90 HSX S14E63
2015/01/04 3 100 CAO S15E51
2015/01/05 9 160 DAI S16E38
2015/01/06 8 80 DAI S16E24
2015/01/07 5 100 DSO S16E11
2015/01/08 6 90 CSO S14W02
2015/01/09 5 60 HSX S14W16
2015/01/10 2 50 HAX S14W29
2015/01/11 6 70 DAO S16W44
2015/01/12 18 130 EAO S15W55
2015/01/13 11 110 EAO S15W68
2015/01/14 7 110 DAO S16W80
2015/01/15 3 80 CAO S16W89
2015/01/16 3 80 CAO S16W0*
CM
31

The top 4 solar flares from sunspot region 12255

Start Maximum End
1M1.012015/01/1214:0814:4415:10
2C4.512015/01/1207:4207:5107:56
3C3.482015/01/1514:4914:5915:09
4C2.922015/01/1212:4012:4312:45
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Filaments and prominences 488AR 13901 90Incoming & Unnumbered Active Regions 1245Sunspot Latitudes at or near Solar Maximum 76The Rotations of AR 13780 and AR 13902 1
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Last X-flare2024/11/06X2.39
Last M-flare2024/11/20M1.1
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024142.7 -23.8
Last 30 days155.2 +4.4

This day in history*

Solar flares
12012M5.08
21999M4.93
31999M3.27
42000M2.33
52012M2.11
DstG
12003-309G3
21991-135G3
32002-128G3
41960-111G2
51970-110G2
*since 1994

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