SpaceWeatherLive.com
Real-time auroral and solar activity

Sunspot region AR12917

Number of
sunspots		 Size Class Magn. Class Spot Location
2021/12/22 2 10 BXO S26E30
2021/12/23 7 30 CRO S27E16
2021/12/24 9 50 CRO S28E05
2021/12/25 5 20 CRO S28W06
2021/12/29 1 10 AXX S26W62
2021/12/30 1 10 AXX S27W75
2021/12/31 1 10 AXX S27W90
BC
17

The top 8 solar flares from sunspot region 12917

Start Maximum End
1C7.52021/12/2403:2503:4203:50
2C3.12021/12/2515:4715:5816:08
3C1.92021/12/2313:2613:3113:36
4C1.82021/12/2507:1307:2607:49
5C1.42021/12/2313:1613:2213:26
6C1.42021/12/2704:0604:2004:33
7C1.32021/12/2709:4509:5309:59
8B9.92021/12/2621:3621:4421:52
Back to top

Latest news

Latest forum messages

Incoming Active Regions 248Is there any truth to this "Internet/Electrical Grid Apocalypse"? 144Geomagnetic storming, CMEs from AR 13664, 2024-05-09/10 1083Traffic record broken!(?) Updated! 8Sporadic E and Flare activity 30
More topics

Support SpaceWeatherLive.com!

A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!

55%
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2024/05/11X5.7
Last M-flare2024/05/10M3.83
Last geomagnetic storm2024/05/10Kp9 (G5)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
April 2024136.5 +31.6
May 2024139.8 +3.3
Last 30 days170.5 +79.6

This day in history*

Solar flares
12024X5.7
22022M2.67
32022M2.26
42023M2.2
52002M2.07
ApG
11938103G4
2199270G3
3198161G3
4200249G3
5196042G3
*since 1994

Social networks

SpaceWeatherLive