Region 8699

Number of
sunspots
Size Class Magn. Class Spot Location
1999/09/12 13 30 DRO N21E29
1999/09/13 17 110 DAI N21E15
1999/09/14 22 160 EAO N21E01
1999/09/15 22 240 EAI N21W11
1999/09/16 23 220 EAO N22W25
1999/09/17 13 220 ESO N22W39
1999/09/18 9 170 DSO N22W52
1999/09/19 6 160 DSO N22W65
1999/09/20 6 170 ESO N23W78
1999/09/21 1 60 HSX N24W88
C
15

The top 10 solar flares from sunspot region 8699

Start Maximum End
1C9.61999/09/1923:0323:1223:20
2C5.21999/09/2103:0003:3203:41
3C4.91999/09/1914:0714:4015:01
4C4.91999/09/1308:0508:4609:32
5C3.21999/09/1910:3411:2411:54
6C2.31999/09/1818:1818:2118:23
7C2.21999/09/1211:5111:5912:07
8C1.91999/09/1809:1309:1909:21
9C1.91999/09/1601:2701:3401:39
10C1.51999/09/1719:5019:5319:57

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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 days295 days
2020157 days (73%)
Last spotless day2020/07/20

This day in history*

Solar flares
12011M9.3
22002M6.6
31999M6.0
41999M1.2
52001C9.6
ApG
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2201722
3200017
4201616
5201315G1
*since 1994

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