Sunspot region AR8939

Number of
sunspots
Size Class Magn. Class Spot Location
2000/03/31 1 30 HSX N22E72
2000/04/01 3 30 CRO N22E55
2000/04/02 8 130 DAO N23E43
2000/04/03 9 120 DAO N23E29
2000/04/04 11 80 DAO N24E14
2000/04/05 7 50 CSO N23E01
2000/04/06 8 60 CSO N23W12
2000/04/07 6 80 CAO N22W26
2000/04/08 5 60 CSO N23W39
2000/04/09 1 70 HSX N22W53
2000/04/10 1 60 HSX N23W66
2000/04/11 1 40 HSX N23W82
CM
55

The top 10 solar flares from sunspot region 8939

Start Maximum End
1M5.892000/03/3110:1310:1910:24
2M2.712000/03/3113:1213:1813:23
3M1.82000/03/3116:5016:5517:01
4M1.512000/03/3107:5007:5507:58
5M1.22000/04/0117:4317:5918:13
6C8.812000/04/0111:3711:5112:04
7C3.962000/03/3110:0110:0410:09
8C3.462000/04/0208:3708:4208:47
9C2.072000/04/0907:4007:4407:48
10C1.962000/04/1101:3801:4301:49

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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 202692 +6.1
Last 30 days93.7 +33.5

This day in history*

Solar flares
12001X20.6
22000M6.14
32002M5.32
42024M4.02
52000M3.24
DstG
11971-143G3
21961-118G4
31989-95G1
41990-80G1
51973-71
*since 1994

Aurora on this day in history

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