SpaceWeatherLive .com
Real-time auroral and solar activity

Sunspot region AR13990

Number of
sunspots		 Size Class Magn. Class Spot Location
2025/02/10 3 220 CAO S09E68
2025/02/11 3 260 DKO S09E54
2025/02/12 7 260 DKO S09E40
2025/02/13 7 310 CKI S09E26
2025/02/14 8 310 DKI S09E12
2025/02/15 18 310 CKI S10W01
2025/02/16 42 280 CKI S09W14
2025/02/17 17 250 CKO S08W28
2025/02/18 12 250 CKO S09W37
2025/02/19 6 250 CKO S09W51
2025/02/20 6 250 CKO S09W64
2025/02/21 3 120 CSO S09W78
2025/02/22 2 120 CSO S09W92
2025/02/23 2 120 CSO S09W0*
CM
162

The top 10 solar flares from sunspot region 13990

Start Maximum End
1M1.82025/02/1420:4520:5721:05
2M1.22025/02/1409:4810:0610:19
3C9.02025/02/1322:1622:4323:10
4C5.82025/02/2111:1211:1911:25
5C5.62025/02/1800:4601:0801:26
6C3.62025/02/2118:5018:5919:05
7C3.42025/02/1910:0410:1610:32
8C3.32025/02/2207:0007:0507:09
9C3.22025/02/1122:1722:4623:30
10C3.22025/02/2201:4201:4801:53
Back to top

Latest news

Latest forum messages

AR4409 172Comet C/2026 A1 (MAPS) for the southern hemisphere 54Space Weather Memes 817Photographing auroras 240AR4405 244
More topics

Support SpaceWeatherLive.com!

A lot of people come to SpaceWeatherLive to follow the Solar activity or if there is a chance to see the aurora, but with more traffic comes higher costs to keep the servers online. If you like SpaceWeatherLive and want to support the project you can choose a subscription for an ad-free site or consider a donation. With your help we can keep SpaceWeatherLive online!

No Ads on SWL Pro!
No Ads on SWL Pro! Subscriptions
Donations
Support SpaceWeatherLive.com! Donate
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

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 2026128.3 +42.3
Last 30 days97.5 +35.7

This day in history*

Solar flares
12001X1.21
22001M7.3
32001M4.52
42013M3.28
52004M2.47
DstG
11993-165G3
21968-112G3
31978-109G1
41984-108G2
51989-101G2
*since 1994

Aurora on this day in history

No observations submitted for this day in history. If you've observed the aurora and you have some amazing photos to show off, submit your observations now!
Submit your aurora observation

Social networks

SpaceWeatherLive