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Sunspot region AR13490

Number of
sunspots		 Size Class Magn. Class Spot Location
2023/11/18 5 80 DAO N18E69
2023/11/19 8 150 EAC N18E55
2023/11/20 1 40 HAX N23E51
2023/11/21 4 120 CAO N17E33
2023/11/22 9 150 DAC N20E22
2023/11/23 10 160 DAC N21E11
2023/11/24 6 180 DAI N20W02
2023/11/25 6 110 CAO N21W16
2023/11/26 6 90 CAI N23W28
2023/11/27 4 40 CAO N22W41
2023/11/28 1 5 AXX N22W56
2023/11/29 1 5 AXX N22W70
CM
184

The top 10 solar flares from sunspot region 13490

Start Maximum End
1M1.22023/11/1805:3705:4205:50
2M1.22023/11/1816:3416:4416:54
3M1.12023/11/2314:2514:3714:42
4M1.02023/11/1822:2622:3422:40
5C9.12023/11/2320:3420:3920:43
6C8.02023/11/1821:5222:2222:26
7C5.52023/11/2422:0222:1922:48
8C5.32023/11/2312:3512:4612:58
9C4.02023/11/1810:3410:4310:51
10C4.02023/11/2320:5721:0521:09
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Space weather facts

Last X-flare2026/03/30X1.5
Last M-flare2026/04/04M1.0
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 2026122.8 +36.9
Last 30 days99.9 +42.1

This day in history*

Solar flares
12006M1.39
22002M1.38
31997C9.01
42002C8.7
52002C6.29
DstG
12000-292G4
21995-149G4
31977-95G3
41989-85G1
51960-76G1
*since 1994

Aurora on this day in history

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