NORAD 10684
OPS 5111 (NAVSTAR 1)
Time
- Local time
- -
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Position
- Latitude
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- Longitude
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- Altitude
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Speed
- Miles per hour
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- Kilometers per second
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- Miles per second
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From your location
- Azimuth
- -
- Elevation
- -
- Right ascension
- -
- Declination
- -
- Local sidereal time
- -
Sunlight
- Day / night
- -
Identity
- NORAD ID
- 10684
- International designator
- 1978-020A
- Launch date
- Feb 22, 1978
- Launch site
- AIR FORCE WESTERN TEST RANGE
- Radar size (RCS)
- Medium (0.1–1 m²)
Radio
- Uplink
- -
- Downlink
- -
- Beacon
- -
- Mode
- -
Active transmitters from SatNOGS DB, licensed CC BY-SA 4.0.
Your station
- Grid locator
- -
Live
- Azimuth
- -
- Elevation
- -
- Range
- -
- Range rate
- -
- Naked-eye visibility
- -
- Sub-satellite grid
- -
- Footprint diameter
- -
Upcoming passes
Next 48 h · your local timeUse your location to predict passes.
Mutual visibility
With another station · next 48 hUse your location to find mutual windows.
Transmitters
Nominal · add location for Doppler-
Recent receptions
SatNOGS Network-
Orbit data
- TLE epoch
- 2026-10-23 15:52:03 UTC
- TLE age
- -
Radio data from SatNOGS DB and SatNOGS Network, licensed CC BY-SA 4.0.
Its orbit in 3D
Goes round Earth once every 12.1 hours, on an orbit tilted 64.4° from the equator, between 20,343 and 20,479 km up. Earth is drawn to scale.
Drag to turn · pinch to zoom · it moves live
About OPS 5111 (NAVSTAR 1)
OPS 5111 (NAVSTAR 1) is a satellite from the United States, launched on Feb 22, 1978 from Air Force Western Test Range.
It circles Earth every 727 minutes (2.0 times a day), between 20,185 and 20,624 km up, on an orbit tilted 64.4° to the equator, so its path covers latitudes up to 64° north and south.
The map shows where it is right now; the pass list tells you when it next comes over your location.
GPS SVN 1 · American GPS navigation satellite
- Operated by
- United States Air Force
- Built by
- Rockwell International
Wikipedia article ↗ · Names and facts: Wikidata (CC0).