Viewing archive of Sunday, 10 September 2017

Select the desired archive item

Bulletin on solar and geomagnetic activity Solar activity report Geophysical report Sunspot regions Coronal holes Kp values Solar flares Radiation storms Solar wind (Speed, Density), Interplanetary Magnetic Field (IMF) (Bt, Bz)

X8.2 solar flare

Sunspot region 2673 departs in style! The region is now behind the western limb but it still managed to produce it's fourth X-class solar flare: it erupted with an X8.28 (R3-strong) solar flare that peaked at 16:06 UTC.

<< Go to previous page

G4 - Severe geomagnetic storm

Observed Kp: 8
Threshold reached: 20:54 UTC

Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future

Oulu, Rovaniemi, Kuopio
Trondheim
Arkhangelsk
Luleå, Sundsvall, Umeå

The density of the solar wind is moderate (20.34 p/cm³)

The strength of the interplanetary magnetic field is moderate (13.37nT), the direction is North (5.79nT).

The Disturbance Storm Time index predicts strong storm conditions right now (-134nT)

Latest news

Tuesday, 15 April 2025

CME arrival, G3 storm watch

Friday, 28 March 2025

X1.1 solar flare

Monday, 24 March 2025

Coronal hole faces Earth

More news

Latest forum messages

2025/04/12-13 Filament CMEs 2025/04/16 G3 Watch 379 AR4064 6 Incoming & Unnumbered Active Regions 1739 AR 4060 31 AR4062 32

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