SpaceWeatherLive .com
Real-time auroral and solar activity

Sunspot region AR13409

Number of
sunspots		 Size Class Magn. Class Spot Location
2023/08/16 9 30 CRO N21W17
2023/08/17 7 20 CRO N20W30
2023/08/18 5 20 BXO N20W41
2023/08/19 5 30 CRO N22W56
2023/08/20 3 10 BXO N22W70
C
4

The top 4 solar flares from sunspot region 13409

Start Maximum End
1C3.72023/08/1819:0919:3019:49
2C3.02023/08/1821:1721:3521:58
3C1.72023/08/1707:2707:3607:50
4C1.72023/08/1810:3010:4811:08
Back to top
The maximum X-ray flux of the past two hours is:
C8.52

Latest news

Latest forum messages

CME from Filament eruption 4-13 circa 7utc 7AR 4055 57Filaments and prominences 37Double Filament eruption April 13th 2025 circa 7UTC 150 mhz F2 66
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!

Donate SpaceWeatherLive Pro
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

11:51 UTC - Solar flare

Moderate M1 flare

alert

11:36 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1)

10:15 UTC - Solar flare

Moderate M1.41 flare

alert

09:54 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.08)

07:12 UTC - Solar flare

Moderate M1.02 flare

alert

Get instant alerts!

Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/13M1.0
Last geomagnetic storm2025/04/06Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025136.4 +2.2
Last 30 days134.7 -7.2

This day in history*

Solar flares
12024M2.41
22025M2.2
32025M1.1
42025M1.1
52025M1.0
DstG
11981-311G4
21990-108G1
31973-84G3
42001-77G3
51969-64
*since 1994

Social networks