Navstar 78 -GPS Satellite

Navstar 78, the first evolution stage of the third generation of the GPS satellites. This program will improve position, navigation, and timing services for the warfighter and civil users worldwide and provide advanced anti-jam capabilities yielding superior system security, accuracy and reliability.

Constellation Information

Satellite Information

NameNavstar 78
CountryUnited States
ManufacturerLockheed Martin
Launch DateAugust 22, 2019
Launch SiteCape Canaveral, United States
Launch VehicleDelta IV
Mission Duration15 years (planned)
Launch Mass3680 Kg
OrbitMedium Earth Orbit
Apogee Altitude20,221 Km (12,565 mi)
Perigee Altitude20,157 Km (12,525 mi)
Satellite BlockGPS Block III
Period718.0 minutes
Pseudo Random Noise Code18
Inclination Angle55.04 Deg
COSPAR ID2019-056A
SATCAT Number44506
Other Names44506, USA 293