Region 11917

Number of
sunspots
Size Class Magn. Class Spot Location
2013/12/08 8 60 DAO S16E63
2013/12/09 8 210 DAI S16E57
2013/12/10 10 240 CAI S16E45
2013/12/11 18 250 DKI S17E31
2013/12/12 13 210 DAI S15E17
2013/12/13 12 190 CAI S15E04
2013/12/14 11 220 DAI S15W10
2013/12/15 26 260 DKC S15W24
2013/12/16 33 340 DKC S15W37
2013/12/17 16 320 EKC S15W51
2013/12/18 16 320 EKC S15W51
2013/12/19 4 420 DKI S16W77
2013/12/20 2 180 CSO S17W91
C
16

The top 10 solar flares from sunspot region 11917

Start Maximum End
1C4.82013/12/1303:0503:1503:31
2C3.62013/12/1603:2103:3003:44
3C3.42013/12/1206:3806:5907:37
4C2.92013/12/0911:1511:3011:48
5C2.72013/12/1122:4923:0623:17
6C2.62013/12/1216:3616:4316:48
7C2.32013/12/1211:3211:3912:09
8C2.32013/12/1411:0011:2411:40
9C2.22013/12/1301:3301:3801:41
10C2.12013/12/0717:3417:4117:52

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/10/26Kp5 (G1)
Number of spotless days in 2019:261
Current stretch spotless days:34

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