About NAVSTAR 81 (USA 319)
Group: 3 satellites
Description loading...
Live Position
Loading 3D Globe...
Upcoming Passes
Altitude History
Altitude vs Time
uPlot chart will show altitude changes over time
Two-Line Element Set
1 48859U 21054A 25252.32464767 -.00000077 00000-0 00000-0 0 9996
2 48859 55.2890 343.7467 0023095 227.7771 143.3277 2.00558268 31121
Epoch: Sep 9, 2025 •
Age: 26 hours
Current Status
Altitude 20247.7 km
Velocity 3.87 km/s
Sub-Earth Point 46.90°N,
99.91°W
Launch Date Jun 17, 2021
Age 4.2 years
Type positioning
Technical Details
Classification Payload
Mass 4400.00 kg
Dry Mass 2160.00 kg
Total Mass 4400.00 kg
Length 3.40 m
Diameter 1.80 m
Span 14.00 m
Shape Box + 2 pan
Manufacturer LMSSD
Bus Type A2100
Phase Status In Orbit
Owner/State SMC/US
Large Constellations
Loading constellations...