Region 9739

Number of
sunspots
Size Class Magn. Class Spot Location
2001/12/14 3 10 CSO S13W02
2001/12/15 9 60 DAO S13W15
2001/12/16 16 120 DAO S13W30
2001/12/17 15 390 DAO S13W43
2001/12/18 17 440 DKO S13W57
2001/12/19 13 440 EAO S14W69
2001/12/20 7 270 EAO S14W82
CM
31

The top 4 solar flares from sunspot region 9739

Start Maximum End
1M1.32001/12/1917:0117:0617:09
2C3.52001/12/1910:3510:4010:42
3C2.02001/12/1917:2617:3017:34
4C1.62001/12/1913:5413:5713:59

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/08/05Kp5 (G1)
Number of spotless days in 2019:161
Current stretch spotless days:16

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*since 1994

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