Region 9904

Number of
sunspots
Size Class Magn. Class Spot Location
2002/04/10 7 60 CAO S16W07
2002/04/11 6 50 CSO S16W21
2002/04/12 4 20 BXO S16W36
2002/04/13 5 30 CRO S15W49
2002/04/14 8 30 BXO S14W56
C
3

The top 3 solar flares from sunspot region 9904

Start Maximum End
1C9.32002/04/1610:3710:4410:54
2C9.22002/04/1116:1616:2616:33
3C2.52002/04/1602:1502:1902:23

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79%

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 days290 days
2020157 days (70%)
Last spotless day2020/07/20

This day in history*

Solar flares
12012M1.0
22002C9.5
32013C8.4
42002C7.9
52004C7.6
ApG
1200047G2
2199414
3200213
4201810
5200410
*since 1994

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