Sunspot region AR10609

Number of
sunspots
Size Class Magn. Class Spot Location
2004/05/11 1 0 AXX S03E63
2004/05/12 5 20 BXO S04E48
2004/05/13 15 40 DRO S04E41
2004/05/14 22 160 DAC S03E24
2004/05/15 28 230 DAC S04E10
2004/05/16 39 500 DKC S03W05
2004/05/17 35 410 DKC S03W19
2004/05/18 26 320 EAI S03W31
2004/05/19 13 270 DAI S03W46
2004/05/20 10 200 DKO S04W58
2004/05/21 8 160 DAO S03W70
2004/05/22 3 90 CAO S02W88
BCM
1161

The top 10 solar flares from sunspot region 10609

Start Maximum End
1M1.112004/05/1313:2413:3413:40
2C3.182004/05/1514:3414:4614:53
3C2.482004/05/1307:2907:4508:21
4C1.892004/05/1215:3715:4315:57
5C1.872004/05/1309:3009:4009:52
6C1.422004/05/1700:4100:5101:04
7C1.352004/05/1520:5921:1221:25
8B7.52004/05/1502:4402:4902:53
9B6.432004/05/1303:3703:4103:45
10B6.372004/05/1516:0316:2216:28

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Space weather facts

Last X-flare2026/03/30X1.5
Last M-flare2026/04/09M1.0
Last geomagnetic storm2026/04/03Kp7- (G3)
Spotless days
Last 365 days3 days
20263 days (3%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
March 202685.9 +7.7
April 2026114.3 +28.4
Last 30 days102.4 +48.5

This day in history*

Solar flares
12001X3.14
22002X1.17
32023M2.83
42002M2.34
52000M1.23
DstG
11990-281G4
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31957-124G3
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51960-81G3
*since 1994

Aurora on this day in history

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