Region 9901

Number of
sunspots
Size Class Magn. Class Spot Location
2002/04/08 8 60 BXO N20E37
2002/04/09 17 130 DAI N19E24
2002/04/10 11 200 DAI N19E11
2002/04/11 19 190 DAI N20W02
2002/04/12 16 190 DAI N21W14
2002/04/13 17 190 DAI N21W26
2002/04/14 20 250 DAI N20W39
2002/04/15 14 180 DAO N22W56
2002/04/16 11 350 DKI N21W70
2002/04/17 3 270 HKX N21W86
CM
42

The top 6 solar flares from sunspot region 9901

Start Maximum End
1M4.02002/04/1217:3118:0218:17
2M1.22002/04/1523:0523:2423:41
3C5.12002/04/0801:3301:5002:02
4C3.02002/04/1511:3911:4211:44
5C2.912002/04/1317:0617:3117:41
6C2.12002/04/0803:4603:4903:55

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/09/02Kp5 (G1)
Number of spotless days in 2019:191
Current stretch spotless days:21

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*since 1994

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