Viewing archive of Sunday, 27 September 2015

Select the desired archive item

Sunspot region 2422, M-class solar flares

Sunspot region 2422 has been slowly growing the past few days and quickly gained a Beta-Gamma-Delta magnetic layout during the past few days. This resulted in two M-class solar flares today: M1.0 and M1.9. None of these events were eruptive and no coronal mass ejections were launched. Can we expect more strong solar flares?

Read more

Latest news

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!

54%
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2024/03/28X1.1
Last M-flare2024/05/02M2.7
Last geomagnetic storm2024/04/26Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
April 2024136.5 +31.6
Last 30 days150.3 +52.7

This day in history*

Solar flares
11998X1.61
22000M4.1
32024M2.7
42001M2.57
52013M1.61
ApG
1197660G4
2197894G3
3195168G3
4199863G3
5199449G3
*since 1994

Social networks