The top of page has now two disk pictures available. On left is the view as nearly seen on visible spectrum light, this is good setting for the sunspot detection. On right is now a new view taken at 284 Ångström wavelenght at 1 million degrees temperature which then provides us a view for possible coronal holes and similar phenomenoms in solar corona.
Solar and geomagnetic indeces for high-latitude ham radio operators and DX listeners (since 2010)
Geomagnetic Activity, K local for Leirvogur (ICE) and Tromssa (NOR)
3-day K forecasts
Geomagnetic Disturbance around Finland (FMI)
9 Dec 2020
Subscribe to:
Posts (Atom)