Key statistics
Satellite THORAD DELTA 1 DEB at a glance.
Uptime
18614
Days in orbit
Revolutions
≈ 11.9
Per day
Orbit
MEO
Medium Earth Orbit
Inclination
101.0
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: 1974-089GN
Object number (NORAD): 42621
Object ID (CCSDS): 42621
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 121.479 minutes
Inclination: 101.0058 deg
SMA: 8125.079 km
Apoapsis: 2052.917 km
Periapsis: 1440.97 km
RAAN: 134.6889 deg
Eccentricy: 0.03765792
Argument of periapsis: 299.9669 deg
Mean anomaly: 216.6264 deg
Mean motion: 11.85390395 rev/day
Mean motion (dot): 0.00000054 rev/day2
B* drag term: 0.0010904265 1/REarth
Two-line elements (TLE)
Creation date: Oct. 26, 2025, 10:54 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 26, 2025, 1:15 a.m. UTC
TLE line 0: 0 THORAD DELTA 1 DEB
TLE line 1: 1 42621U 74089GN 25299.05259025 .00000054 00000-0 10904-2 0 9993
TLE line 2: 2 42621 101.0058 134.6889 0376579 299.9669 216.6264 11.85390395516023
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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