SpaceWeatherLive .com
Real-time auroral and solar activity

Sunspot region AR12578

Number of
sunspots		 Size Class Magn. Class Spot Location
2016/08/16 1 10 AXX N08E61
2016/08/17 3 20 BXO N08E49
2016/08/18 2 10 AXX N09E33
2016/08/19 4 20 CRO N09E20
2016/08/20 3 20 CRO N09E07
2016/08/21 2 10 AXX N09W07
2016/08/22 1 10 AXX N09W23
2016/08/24 5 10 BXO N09W49
2016/08/25 3 20 CRO N09W62
BC
12

The top 3 solar flares from sunspot region 12578

Start Maximum End
1C1.642016/08/1500:1700:2300:29
2C1.122016/08/1608:0808:1808:24
3B5.842016/08/2005:5106:0006:07
Back to top

Latest news

Latest forum messages

SIGNIFICANT IMPULSIVE SOLAR MICROWAVE BURST ~ @ 02:10 UT Feb 23 1Growth of Cycle 25 804Ask your obscure/"stupid" space weather questions. 262Unexplained proton activity 51Incoming & Unnumbered Active Regions 1556
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!

SpaceWeatherLive Pro
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2025/01/04X1.85
Last M-flare2025/02/23M4.9
Last geomagnetic storm2025/02/19Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
January 2025137 -17.5
February 2025154.3 +17.3
Last 30 days150.6 -11.5

This day in history*

Solar flares
12025M4.9
22024M2.6
32014M1.62
42024M1.5
52023M1.5
DstG
11988-97G2
21982-92G2
31990-82G1
41973-75G2
51957-73G2
*since 1994

Social networks

SpaceWeatherLive