Sunspot region AR11990

Number of
sunspots
Size Class Magn. Class Spot Location
2014/02/25 2 250 HKX S15E86
2014/02/26 2 180 HKX S12E64
2014/02/27 3 210 DKC S12E50
2014/02/28 7 250 DKC S14E38
2014/03/01 4 250 DKC S14E24
2014/03/02 9 210 DAC S14E11
2014/03/03 5 190 DAC S13W04
2014/03/04 7 210 DAC S12W17
2014/03/05 6 190 CSO S12W28
2014/03/06 4 190 DSO S12W41
2014/03/07 11 180 DSO S12W55
2014/03/08 9 200 CSO S13W68
2014/03/09 2 110 HSX S12W82
2014/03/10 1 60 HSX S12W94
2014/03/11 1 60 HSX S12W0*
CMX
621

The top 9 solar flares from sunspot region 11990

Start Maximum End
1X7.132014/02/2500:3900:4901:03
2M1.732014/02/2411:0311:1711:42
3M1.622014/02/2305:5006:1006:36
4C7.372014/02/2421:3121:3721:45
5C4.42014/02/2709:0009:5610:00
6C3.672014/03/0212:4512:5313:13
7C3.522014/02/2403:4204:0004:16
8C2.882014/03/0512:5713:0113:05
9C1.822014/03/0523:0523:0923:15

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Space weather facts

Last X-flare2026/03/30X1.5
Last M-flare2026/04/09M1.0
Last geomagnetic storm2026/04/20Kp5 (G1)
Spotless days
Last 365 days3 days
20263 days (3%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
March 202685.9 +7.7
April 202679.3 -6.7
Last 30 days92.4 +29.5

This day in history*

Solar flares
12002X2.2
22022M9.7
32015M5.78
42003M4.14
52024M3.43
DstG
11985-158G4
21970-141G4
31997-107G1
41981-94G1
51971-77G2
*since 1994

Aurora on this day in history

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