# (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: 2026-09-09 15:05:02 UTC
# D(km) MUF(MHz)
  0000   7.2
  0100   7.8
  0200   7.9
  0400   8.2
  0600   8.7
  0800   9.4
  1000  10.5
  1500  13.7
  3000  21.7
# Note: automatically scaled values, provided "as is".
# See http://ionosphere.meteo.be for more information.