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Sunspot region AR12490

Number of
sunspots		 Size Class Magn. Class Spot Location
2016/01/26 1 10 BXO S18E75
2016/01/27 2 20 CRO S18E57
2016/01/28 4 20 DRO S17E41
2016/01/29 4 20 CRO S18E29
2016/01/30 5 10 BXO S18E13
2016/02/01 3 10 BXO S20W16
2016/02/02 5 10 BXO S21W29
2016/02/03 5 20 CRO S20W42
2016/02/04 10 60 DAO S21W56
2016/02/05 9 130 DAO S21W70
2016/02/06 5 80 CAO S20W81
BC
35

The top 8 solar flares from sunspot region 12490

Start Maximum End
1C1.662016/02/0407:0907:1307:16
2C1.542016/02/0419:4619:5519:59
3C1.292016/02/0508:4508:5008:59
4C1.192016/01/2903:1403:3804:04
5C1.062016/02/0302:0902:3502:45
6B9.162016/02/0304:3904:5905:24
7B7.142016/01/2719:2219:2719:33
8B6.882016/01/2720:2820:3120:36
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Last X-flare2025/02/23X2.0
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Last geomagnetic storm2025/03/22Kp6- (G2)
Spotless days
Last spotless day2022/06/08
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This day in history*

Solar flares
12000X2.61
22000M4.09
32000M3.71
42024M2.7
52001M2.43
DstG
11991-281G4
21969-228G4
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*since 1994

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