NAVSTAR 1

Launch Details
Launched 21 February 1978
Flight ended
Status Non-operational
Launch site Air Force Western Test Range, California, USA
Owner United States
NORAD ID 10684
COSPAR ID 1978-020A
Alternative names OPS 5111
GPS BI-01
SVN 01
Observing

Current orbital elements

Inclination 64.088°
Eccentricity 0.00803
RA ascending node 4.197 hr
Argument perigee 217.241°
Mean anomaly 142.261°
Orbital period 727.007 min
Epoch of osculation 28 Jun 2025, 00:11

See historical orbital elements »

Derived Quantities

Min Altitude 20196.5 km
Mean Altitude 20411.6 km
Peak Altitude 20626.6 km

Orbital History

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Launched alongside

ATLAS F R/B

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South El Monte

Latitude:
Longitude:
Timezone:

34.05°N
118.05°W
PDT

Color scheme