# (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: 2026-04-25 07:25:00 UTC
# D(km) MUF(MHz)
  0000   5.6
  0100   6.2
  0200   6.3
  0400   6.5
  0600   6.9
  0800   7.4
  1000   8.2
  1500  10.5
  3000  16.3
# Note: automatically scaled values, provided "as is".
# See http://ionosphere.meteo.be for more information.