# (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: 2026-04-03 09:40:00 UTC
# D(km) MUF(MHz)
  0000   5.2
  0100   5.8
  0200   5.8
  0400   6.1
  0600   6.6
  0800   7.2
  1000   8.2
  1500  10.9
  3000  17.9
# Note: automatically scaled values, provided "as is".
# See http://ionosphere.meteo.be for more information.