Region 9900

Number of
sunspots
Size Class Magn. Class Spot Location
2002/04/08 14 80 DSO S29E07
2002/04/09 20 150 EAI S29W06
2002/04/10 20 180 EAI S29W19
2002/04/11 18 110 ESI S28W32
2002/04/12 13 100 DAO S28W45
2002/04/13 14 140 DAO S28W57
2002/04/14 10 100 CSO S29W68
2002/04/15 3 40 BXO S28W81
C
3

The top 3 solar flares from sunspot region 9900

Start Maximum End
1C4.42002/04/1105:5906:1006:20
2C3.62002/04/1310:2610:3010:32
3C3.22002/04/1022:2522:4222:55

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Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/05/14Kp7 (G3)
Number of spotless days in 2019:79
Current stretch spotless days:6

This day in history*

Solar flares
12014M1.3
22000M1.3
32001M1.2
42000M1.1
52002M1.1
ApG
1200093G4
2200730G2
3199526G1
4200321
5201320G2
*since 1994

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