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TDRS 4

retiredgeo

Live GEO tracker

Browse UNCLASSIFIED

Identification

NORAD / COSPAR: 19883 / 1989-021B
Constellation: UNCLASSIFIED
Object type: PAYLOAD
Country / owner: United States
Operator: Various

Launch

Launch date: 13 Mar 1989
Launch site: N/A
Launch vehicle: N/A
Decay date: In orbit

Orbital parameters

Period: 1462.16 min
Inclination: 12.80°
Apoapsis: 36372 km
Periapsis: 36219 km
Mean altitude: 36295 km
Semi-major axis: 42666 km
Eccentricity: 0.00180

Live state

Latitude: —
Longitude: —
Altitude: —
Velocity: —
Footprint area: —

TrackingLive tracker

TLE epoch: 10/22/2026, 9:18:17 AM
Source: Space-Track

1 19883U 89021B   26295.38770052 -.00000179  00000-0  00000+0 0  9992
2 19883  12.8035 354.2981 0017979 308.5208  50.1864  0.98484074309292