Intelsat IVA F-4

Intelsat IVA F-4
Intelsat IVA F-4
Mission typeCommunications
OperatorIntelsat
COSPAR ID1977-041A[1]
SATCAT no.10024[2]
Mission duration7 years (design life)
Spacecraft properties
BusHS-353
ManufacturerHughes Space and Communications
Launch mass1,515 kilograms (3,340 lb)
BOL mass825 kilograms (1,819 lb)
Start of mission
Launch dateMay 26, 1977, 21:47:01 (1977-05-26UTC21:47:01Z) UTC
RocketAtlas SLV-3D Centaur-D1AR
Launch siteCape Canaveral LC-36A
ContractorNASA
Orbital parameters
Reference systemGeocentric
RegimeGeostationary
Eccentricity0.00488
Perigee altitude35,346 kilometres (21,963 mi)
Apogee altitude35,755 kilometres (22,217 mi)
Inclination0.28 degrees
Period1,425 minutes
EpochMay 26, 1977
Transponders
Band20 IEEE C-band (NATO G/H-band)
Intelsat IVA

Intelsat IVA F-4 was a geostationary communication satellite built by Hughes. It was owned by Intelsat.

The satellite was based on the HS-353 platform and its estimated useful life was 7 years.

  1. ^ NASA Goddard Space Flight Center. INTELSAT 4A F-4. NSSDC Master Catalog. Retrieved 22 April 2017.
  2. ^ INTELSAT 4A-F4 N2yo.com. Retrieved 22 April 2017.