Key statistics
Satellite TDRS 5 at a glance.
Uptime
12508
Days in orbit
Revolutions
≈ 1.0
Per day
Orbit
OTHER
Other
Inclination
14.1
Latest
Satellite identification and parameters
Extended collection of information and parameters for TDRS 5.
Object identification
Identified? True
Debris? False
Object name: TDRS 5
International designator: 1991-054B
Object number (NORAD): 21639
Object ID (CCSDS): 21639
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 1436.166 minutes
Inclination: 14.0998 deg
SMA: 42166.078 km
Apoapsis: 35847.246 km
Periapsis: 35728.641 km
RAAN: 355.4685 deg
Eccentricy: 0.0014064
Argument of periapsis: 250.6226 deg
Mean anomaly: 116.1749 deg
Mean motion: 1.00266982 rev/day
Mean motion (dot): 0.00000095 rev/day2
B* drag term: 0.0 1/REarth
Two-line elements (TLE)
Creation date: Oct. 30, 2025, 3:32 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 29, 2025, 8:47 a.m. UTC
TLE line 0: 0 TDRS 5
TLE line 1: 1 21639U 91054B 25302.36621047 .00000095 00000-0 00000-0 0 9995
TLE line 2: 2 21639 14.0998 355.4685 0014064 250.6226 116.1749 1.00266982125403
Live tracking on map
Real-time ground track for satellite TDRS 5.
In-orbit conjunctions
There are no conjunctions computed for TDRS 5, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
STS-43 was the ninth flight of the Space Shuttle Atlantis. The nine day mission had a primary goal of launching the fifth Tracking and Data Relay Satellite, TDRS-E.
TDRS 5 was lifted into orbit during the mission ‘Space Shuttle Atlantis / OV-104 | STS-43’, on board a Space Shuttle space rocket.
The launch took place on Aug. 2, 1991, 3:02 p.m. from Launch Complex 39A.
For more information about the launch, click the button.
Space Shuttle Atlantis / OV-104 | STS-43
Agency: N/A
Status: Launch Successful
Launch date: Aug. 2, 1991, 3:02 p.m. UTC
Rocket: Space Shuttle
Launch pad: Launch Complex 39A
Location: Kennedy Space Center, FL, USA
...
Latest news about this satellite
There are no fresh news available about this satellite. Check back as we update our databases every day.
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