Sunspot region AR11515

Number of
sunspots
Size Class Magn. Class Spot Location
2012/06/28 7 200 CSO S16E70
2012/06/29 6 180 DSO S17E58
2012/06/30 8 310 DKC S17E43
2012/07/01 10 380 EKC S16E30
2012/07/02 28 850 EKC S17E17
2012/07/03 58 620 EAC S17E04
2012/07/04 45 570 FKC S16W10
2012/07/05 45 640 FKC S17W23
2012/07/06 56 670 EKC S17W36
2012/07/07 60 900 FHC S18W50
2012/07/08 43 780 FKI S17W63
2012/07/09 32 550 EKI S17W76
2012/07/10 7 320 DAO S15W89
CMX
60441

The top 10 solar flares from sunspot region 11515

Start Maximum End
1X1.612012/07/0623:0123:0823:14
2M9.932012/07/0816:2316:3216:42
3M8.92012/07/0511:3911:4411:49
4M8.082012/07/0210:4310:5210:57
5M7.672012/07/0409:4709:5509:57
6M6.752012/07/0503:2503:3603:39
7M6.682012/07/0422:0322:0922:15
8M5.472012/07/0219:5920:0720:13
9M4.282012/07/0601:3701:4001:42
10M3.772012/07/0710:5711:0311:07

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Last X-flare2026/03/30X1.5
Last M-flare2026/04/09M1.0
Last geomagnetic storm2026/04/03Kp7- (G3)
Spotless days
Last 365 days3 days
20263 days (3%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
March 202685.9 +7.7
April 2026114.3 +28.4
Last 30 days102.4 +48.5

This day in history*

Solar flares
12001X3.14
22002X1.17
32023M2.83
42002M2.34
52000M1.23
DstG
11990-281G4
21982-137G3
31957-124G3
41959-122G4
51960-81G3
*since 1994

Aurora on this day in history

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