• Belém
  • Boa Vista
  • Cachoeira Paulista
  • Campo Grande
  • Fortaleza
  • Juazeirinho
  • São Luís
  • Santarém
  • Santa Maria
Date:
  • 18:10:00
  • 14:30:00
  • 09:10:00
  • 07:40:00
  • 05:40:00
  • 04:40:00
UT
Filter: Perfil:
  • Original
Critical frequency by layer (MHz)
foF2foF1foF1pfoEfoEpfxIfoEsfmin
9.7 7.9 9999.0 3.48 3.443 11.0 3.45 2.75
Minimum virtual height (km)
h'Fh'F2h'Eh'Es
250.0 525.0 102.993 102.5
Height and layer thickness parameters (km)
hmF2hmF1hmEyF2yF1yEB0B1
9999.0 9999.0 101.497 9999.0 9999.0 11.2 9999.0 9999.0
Maximum Usable Frequency (MUF)
100Km200Km400Km600Km800Km1000Km1500Km3000Km
9.655 9.692 9.984 10.51 11.217 12.055 14.474 21.369