Find Navstar 4
NORAD ID: 11141 • Int'l Des: 1978-112 • Owner: SAMSO • Country: US • Constellation:
GPS • operational
Also known as: OPS 5114 (NAVSTAR 4) spacetrack NAVSTAR 4 (OPS 5114) celestrak
MEO
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About Navstar 4
Navstar 4 (NORAD 11141) is a GPS constellation satellite launched Dec 11, 1978 by SAMSO of US. It operates in MEO orbit with a mass of 409.00 kg.
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Altitude History
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Two-Line Element Set
1 11141U 78112A 26296.08238795 .00000017 00000-0 00000-0 0 9992
2 11141 63.7989 68.4504 0146490 51.3810 291.2642 1.92895424231557
Epoch: Oct 23, 2026 •
Age: 41 hours
Current Status
Altitude 20549.7 km
Apogee / Perigee N/A
Velocity 3.87 km/s
Sub-Earth Point 62.90°N,
171.96°W
Launch Date Dec 11, 1978
Age 47.8 years
Type navigation
Technical Details
Classification Payload
Mass 409.00 kg
Dry Mass 409.00 kg
Total Mass 775.00 kg
Length 2.40 m
Diameter 2.60 m
Span 5.30 m
Shape Box + 2 Pan
Manufacturer RWISB
Bus Type GPS
Phase Status In Orbit
Owner/State SAMSO/US
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