# (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: 2026-09-10 01:20:02 UTC
# D(km) MUF(MHz)
  0000   3.9
  0100   4.5
  0200   4.5
  0400   4.6
  0600   4.9
  0800   5.2
  1000   5.7
  1500   7.2
  3000  10.8
# Note: automatically scaled values, provided "as is".
# See http://ionosphere.meteo.be for more information.