SpaceWeatherLive .com
Real-time auroral and solar activity

Sunspot region AR12171

Number of
sunspots		 Size Class Magn. Class Spot Location
2014/09/20 2 80 DSO S09E65
2014/09/21 7 160 DAO S10E53
2014/09/22 8 160 EAI S10E39
2014/09/23 11 150 EAO S10E25
2014/09/24 7 150 EAC S10E11
2014/09/25 6 80 ESO S11W01
2014/09/26 11 100 EAO S12W15
2014/09/27 10 130 EAO S11W28
2014/09/28 10 130 EAO S11W28
2014/09/29 12 100 CAO S11W54
2014/09/30 5 30 CSO S10W66
2014/10/01 1 40 HSX S06W83
2014/10/02 1 40 HSX S06W98
C
3

The top 3 solar flares from sunspot region 12171

Start Maximum End
1C4.792014/09/1917:2718:3218:58
2C4.552014/09/2519:1220:3221:47
3C1.522014/09/2012:4312:5413:06
Back to top

Latest news

Latest forum messages

Filaments and prominences 488AR 13901 90Incoming & Unnumbered Active Regions 1245Sunspot Latitudes at or near Solar Maximum 76The Rotations of AR 13780 and AR 13902 1
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-flare2024/11/20M1.1
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024142.7 -23.8
Last 30 days155.2 +4.4

This day in history*

Solar flares
12012M5.08
21999M4.93
31999M3.27
42000M2.33
52012M2.11
DstG
12003-309G3
21991-135G3
32002-128G3
41960-111G2
51970-110G2
*since 1994

Social networks

SpaceWeatherLive