# (c) Royal Meteorological Institute Belgium # Maximum Usable Frequency (MUF) at distance (D) # Ionosonde: DPS-4D, URSI code: DB049, coordinates: 50.1°N, 4.9°E # Most recent values as of: 2025-12-29 07:30:01 UTC # D(km) MUF(MHz) 0000 11.2 0100 11.8 0200 11.9 0400 12.2 0600 12.8 0800 13.5 1000 14.7 1500 18.1 3000 26.3 # Note: automatically scaled values, provided "as is". # See http://ionosphere.meteo.be for more information.