# (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: 2025-07-20 14:55:00 UTC
# D(km) MUF(MHz)
  0000   6.9
  0100   7.5
  0200   7.5
  0400   7.8
  0600   8.3
  0800   9.0
  1000  10.0
  1500  13.0
  3000  20.4
# Note: automatically scaled values, provided "as is".
# See http://ionosphere.meteo.be for more information.