Region 9905

Number of
sunspots
Size Class Magn. Class Spot Location
2002/04/11 4 40 CSO S17E04
2002/04/12 7 40 CAO S15W13
2002/04/13 12 50 DAO S15W25
2002/04/14 6 60 DAO S15W41
2002/04/15 4 60 DSO S14W55
2002/04/16 8 110 DSO S14W69
2002/04/17 3 50 DRO S15W83
C
6

The top 6 solar flares from sunspot region 9905

Start Maximum End
1C9.92002/04/1700:3500:4000:43
2C6.92002/04/1713:3713:4213:48
3C3.12002/04/1517:2217:3618:01
4C3.02002/04/1815:1216:1216:57
5C2.32002/04/1702:3202:3702:41
6C1.82002/04/1706:5206:5506:58

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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 2019:158
Current stretch spotless days:13

This day in history*

Solar flares
11998X3.9
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31998M3.0
42004M3.0
52003M2.7
ApG
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*since 1994

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