|Near Real Time MUF map|
|Thursday, 06 January 2011 23:13|
The following map shows Maximum Usable Frequencies (MUFs) for 3000 kilometer radio signal paths. More importantly, the current sunspot number (SSN) and Planetary A-index are updated every 30 minutes on the bottom of this image. Additionally, the grey line position, auroral ovals, and sun position are provided. Click on the map for more details on how to use it.
This image courtesy of Solar Terrestrial Dispatch