Earth View
Earth View
http://www.fourmilab.ch/cgi-bin/uncgi/earth
MUF Map
MUF Map
http://solar.spacew.com/www/realtime.html
Solar Activity
The solar terrestrial activity report contains
solar and geomagnetic data relevant to the reception of distant radio stations.
solar flux (10.7 cm radio flux), number of sunspots, planetary a index and
various other solar related parameters are updated daily, as are comments and
forecasts based on the data.
http://www.dxlc.com/solar/
VHF and UHF propagation
Worldwide televisie fm dx association website.
http://www.anarc.org/wtfda/propagation.htm