Region 8552

Number of
sunspots
Size Class Magn. Class Spot Location
1999/05/25 3 200 CHO N20E68
1999/05/26 4 270 CSO N20E54
1999/05/27 6 330 CHO N11E41
1999/05/28 16 360 EKO N20E25
1999/05/29 13 170 EAI N21E06
1999/05/30 16 180 DAI N18W06
1999/05/31 11 200 DAO N19W18
1999/06/01 11 150 CSO N18W32
1999/06/02 5 250 DSO N18W44
1999/06/03 6 250 CSO N20W57
1999/06/04 5 290 CAO N20W72
1999/06/05 4 250 DAO N19W86
BCM
191

The top 10 solar flares from sunspot region 8552

Start Maximum End
1M3.91999/06/0406:5207:0307:11
2C3.41999/05/2712:5913:0413:09
3C3.31999/05/2417:0517:1417:26
4C2.81999/05/3109:3309:4009:45
5C2.71999/05/2608:5308:5708:59
6C2.31999/05/2718:3318:5919:13
7C1.71999/05/2408:5709:0109:04
8C1.51999/06/0320:5821:0121:06
9C1.31999/06/0501:3501:4001:45
10C1.01999/05/3018:1418:2418:31

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/10/26Kp5 (G1)
Number of spotless days in 2020:16
Last spotless day:2020/01/23

This day in history*

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*since 1994

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