SpaceWeatherLive .com
Real-time auroral and solar activity

Sunspot region AR12840

Number of
sunspots		 Size Class Magn. Class Spot Location
2021/07/06 2 10 BXO N27W63
2021/07/07 4 10 BXO N27W76
2021/07/08 2 10 BXO N27W90
2021/07/09 2 10 BXO N27W0*
BC
273

The top 10 solar flares from sunspot region 12840

Start Maximum End
1C7.02021/07/0910:3110:5010:58
2C6.02021/07/0907:3007:5508:03
3C4.82021/07/0917:1317:2517:30
4B8.42021/07/0914:4714:5715:03
5B3.92021/07/0914:2014:3814:47
6B3.22021/07/0822:1322:1922:25
7B2.92021/07/1001:5602:0602:10
8B2.82021/07/0817:3317:4517:53
9B2.62021/07/0819:2619:3319:37
10B2.32021/07/0821:5722:0122:07
Back to top

Latest news

Latest forum messages

Unspecified geomagnetic activity 1643Space Weather Memes 571sun goes blank 75AR13883 2024/11/04 CME 45Incoming & Unnumbered Active Regions 1209
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 days163.2 +18.4

This day in history*

Solar flares
11999X1.15
21999M8.06
32005M5.58
41999M4.11
52005M3.72
DstG
11960-167G3
21998-109G2
32012-108G2
41989-105
51979-90G1
*since 1994

Social networks

SpaceWeatherLive