Region 11900

Number of
sunspots
Size Class Magn. Class Spot Location
2013/11/15 10 30 DSO S19W17
2013/11/16 24 150 DAC S19W29
2013/11/17 20 110 DAC S19W42
2013/11/18 31 130 DAC S19W55
2013/11/19 10 70 DAI S21W67
2013/11/20 7 100 DAI S21W79
2013/11/21 4 60 CSO S23W88
2013/11/22 4 60 CSO S23W0*
CM
163

The top 10 solar flares from sunspot region 11900

Start Maximum End
1M1.62013/11/1607:4507:4907:53
2M1.22013/11/1604:4704:5304:57
3M1.02013/11/1705:0605:1005:13
4C5.22013/11/1623:2423:3123:34
5C3.52013/11/1701:0201:0701:13
6C3.22013/11/1702:1202:1702:21
7C3.12013/11/1520:0220:0920:15
8C2.72013/11/1613:4113:4913:57
9C2.62013/11/1622:4322:4822:52
10C2.52013/11/1614:1514:1914:28

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64%

Space weather facts

Last X-flare2017/09/10X8.2
Last M-flare2020/05/29M1.1
Last geomagnetic storm2020/04/20Kp5 (G1)
Spotless days
Last 365 days308 days
2020147 days (77%)
Last spotless day2020/07/09

This day in history*

Solar flares
12000X1.0
22002M5.8
32000M4.2
42000M1.1
52002M1.0
ApG
1200352G2
2200034G1
3201523G1
4200721G1
5200521G1
*since 1994

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