SpaceWeatherLive .com
Real-time auroral and solar activity

Sunspot region AR12421

Number of
sunspots		 Size Class Magn. Class Spot Location
2015/09/23 7 10 BXO N15E32
2015/09/24 7 10 BXO N15E32
2015/09/25 5 50 CAI N15E05
2015/09/26 17 70 DAC N17W09
2015/09/27 12 110 DAC N17W21
2015/09/28 11 100 DAI N16W35
2015/09/29 4 10 BXO N16W50
BCM
411

The top 6 solar flares from sunspot region 12421

Start Maximum End
1M1.342015/09/2719:4419:5820:05
2C4.82015/09/2423:4123:4700:07
3B9.072015/09/2404:4704:5104:58
4B8.342015/09/2411:3111:3511:39
5B7.962015/09/2418:4918:5418:57
6B6.972015/09/2407:5808:0108:08
Back to top

Latest news

Latest forum messages

Filaments and prominences 477Ask your obscure/"stupid" space weather questions. 55Unspecified geomagnetic activity 1657iOS missing family sharing for in-app purchases 7Incoming & Unnumbered Active Regions 1212
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!

100%
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2024/11/06X2.39
Last M-flare2024/11/13M1.7
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024166 -0.4
Last 30 days164 +16.8

This day in history*

Solar flares
12014M5.41
22014M4.73
31999M4.16
42002M3.49
52011M2.81
DstG
11960-142G4
21984-97G3
31981-69G1
41977-60G2
51978-57
*since 1994

Social networks

SpaceWeatherLive