Key statistics
Satellite USA 142 at a glance.
Uptime
9587
Days in orbit
Revolutions
≈ 2.3
Per day
Orbit
MEO
Medium Earth Orbit
Inclination
28.6
Latest
Satellite identification and parameters
Extended collection of information and parameters for USA 142.
Object identification
Identified? True
Debris? False
Object name: USA 142
International designator: 1999-017A
Object number (NORAD): 25669
Object ID (CCSDS): 25669
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 617.926 minutes
Inclination: 28.648 deg
SMA: 24031.704 km
Apoapsis: 34711.424 km
Periapsis: 595.714 km
RAAN: 184.0713 deg
Eccentricy: 0.7098063
Argument of periapsis: 311.36 deg
Mean anomaly: 6.3493 deg
Mean motion: 2.33037553 rev/day
Mean motion (dot): -0.00000016 rev/day2
B* drag term: 0.00016002 1/REarth
Two-line elements (TLE)
Creation date: July 7, 2025, 6:34 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 6, 2025, 11:26 p.m. UTC
TLE line 0: 0 USA 142
TLE line 1: 1 25669U 99017A 25187.97691237 -.00000016 00000-0 16002-3 0 9991
TLE line 2: 2 25669 28.6480 184.0713 7098063 311.3600 6.3493 2.33037553 10242
Live tracking on map
Real-time ground track for satellite USA 142.
In-orbit conjunctions
There are no conjunctions computed for USA 142, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
Early warning satellite
USA 142 was lifted into orbit during the mission ‘Titan 402B IUS | DSP 19’, on board a Titan 402B IUS space rocket.
The launch took place on April 9, 1999, 5:01 p.m. from Space Launch Complex 41.
For more information about the launch, click the button.
Titan 402B IUS | DSP 19
Agency: N/A
Status: Launch Failure
Launch date: April 9, 1999, 5:01 p.m. UTC
Rocket: Titan 402B IUS
Launch pad: Space Launch Complex 41
Location: Cape Canaveral SFS, 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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