# (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: 2025-10-06 22:05:02 UTC # D(km) MUF(MHz) 0000 4.6 0100 5.2 0200 5.3 0400 5.4 0600 5.7 0800 6.1 1000 6.7 1500 8.4 3000 12.6 # Note: automatically scaled values, provided "as is". # See http://ionosphere.meteo.be for more information.