USA-38

USA-38
NamesNavstar 2-02
GPS II-2
GPS SVN-13
Mission typeNavigation
OperatorU.S. Air Force
COSPAR ID1989-044A Edit this at Wikidata
SATCAT no.20061
Mission duration7.5 years (planned)
15 years (achieved)
Spacecraft properties
SpacecraftGPS II
Spacecraft typeGPS Block II[1]
ManufacturerRockwell International
Launch mass840 kg (1,850 lb) [2]
Dimensions5.3 m (17 ft) of long
Power710 watts
Start of mission
Launch date10 June 1989, 22:19 UTC
RocketDelta II 6925-9.5
(Delta D185) [3]
Launch siteCape Canaveral, LC-17A
ContractorMcDonnell Douglas
Entered serviceJuly 1989
End of mission
Deactivated12 February 2004
Orbital parameters
Reference systemGeocentric orbit
RegimeMedium Earth orbit
(Semi-synchronous)
SlotB3 (slot 3 plane B)
Perigee altitude19,967 km (12,407 mi)
Apogee altitude20,395 km (12,673 mi)
Inclination54.5°
Period717.92 minutes
← USA-35 (GPS II-1)
USA-42 (GPS II-3) →

USA-38, also known as GPS II-2 and GPS SVN-13, was an American navigation satellite which formed part of the Global Positioning System. It was the second of nine Block II GPS satellites to be launched, which were the first operational GPS satellites to be launched.

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