Key statistics
Satellite THORAD DELTA 1 DEB at a glance.
Uptime
18662
Days in orbit
Revolutions
≈ 12.4
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
102.1
Latest
Satellite identification and parameters
Extended collection of information and parameters for THORAD DELTA 1 DEB.
Object identification
Identified? True
Debris? True
Object name: THORAD DELTA 1 DEB
International designator: 1974-089DR
Object number (NORAD): 8789
Object ID (CCSDS): 8789
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 116.224 minutes
Inclination: 102.1281 deg
SMA: 7889.041 km
Apoapsis: 1594.23 km
Periapsis: 1427.583 km
RAAN: 294.1877 deg
Eccentricy: 0.01056193
Argument of periapsis: 234.9577 deg
Mean anomaly: 278.2686 deg
Mean motion: 12.38986017 rev/day
Mean motion (dot): -0.00000047 rev/day2
B* drag term: -0.000008945593 1/REarth
Two-line elements (TLE)
Creation date: Dec. 13, 2025, 4:32 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 12, 2025, 8:32 a.m. UTC
TLE line 0: 0 THORAD DELTA 1 DEB
TLE line 1: 1 08789U 74089DR 25346.35601600 -.00000047 00000-0 -89456-5 0 9991
TLE line 2: 2 08789 102.1281 294.1877 0105619 234.9577 278.2686 12.38986017309305
Live tracking on map
Real-time ground track for satellite THORAD DELTA 1 DEB.
In-orbit conjunctions
A list of the most updated potential collisions computed for object THORAD DELTA 1 DEB.
Associated space launch
Meteorological satellite using radiometric imaging
THORAD DELTA 1 DEB was lifted into orbit during the mission ‘Delta 2310 | NOAA 4’, on board a Delta 2310 space rocket.
The launch took place on Nov. 15, 1974, 5:11 p.m. from Space Launch Complex 2W.
For more information about the launch, click the button.
Delta 2310 | NOAA 4
Agency: N/A
Status: Launch Successful
Launch date: Nov. 15, 1974, 5:11 p.m. UTC
Rocket: Delta 2310
Launch pad: Space Launch Complex 2W
Location: Vandenberg SFB, CA, USA
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