Region 8537

Number of
sunspots
Size Class Magn. Class Spot Location
1999/05/08 9 40 CSO N19W60
1999/05/09 7 230 EAO N19W73
1999/05/10 4 170 DAO N20W88
CM
51

The top 6 solar flares from sunspot region 8537

Start Maximum End
1M7.61999/05/0917:5318:0718:15
2C5.11999/05/0916:0616:1216:19
3C4.61999/05/0801:5502:0302:11
4C3.31999/05/0801:0001:1201:23
5C3.21999/05/0805:0505:1505:18
6C2.11999/05/0819:4519:4819:51

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Space weather facts

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 2019:162
Current stretch spotless days:17

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*since 1994

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