Sunspot region AR9919

Number of
sunspots
Size Class Magn. Class Spot Location
2002/04/23 1 60 HSX N11E80
2002/04/24 2 160 DSO N10E66
2002/04/25 6 230 FAO N12E57
2002/04/26 7 100 EAO N12E46
2002/04/27 6 190 ESO N12E33
2002/04/28 3 110 DSO N12E14
2002/04/29 8 130 DSO N14E01
2002/04/30 7 90 CSO N15W13
2002/05/01 6 70 CSO N14W28
2002/05/02 1 60 HSX N13W40
2002/05/03 1 60 HSX N13W54
2002/05/04 1 50 HSX N13W68
2002/05/05 1 30 HSX N13W80
C
4

The top 4 solar flares from sunspot region 9919

Start Maximum End
1C5.842002/04/2715:2915:4015:57
2C4.62002/04/3006:4706:5306:58
3C2.992002/04/2710:4010:5611:12
4C1.62002/05/0202:5603:0603:20

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Space weather facts

Last X-flare2026/03/30X1.5
Last M-flare2026/04/03M1.3
Last geomagnetic storm2026/04/02Kp6- (G2)
Spotless days
Last 365 days3 days
20263 days (3%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
March 202685.9 +7.7
April 2026141 +55.1
Last 30 days94.6 +27

This day in history*

Solar flares
12001X1.77
22017M8.35
31999M6.2
42001M3.57
52017M1.81
DstG
11979-168G4
21960-151G3
31992-105G2
42004-104G2
51994-103G3
*since 1994

Aurora on this day in history

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