Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
18589
Days in orbit
Revolutions
≈ 14.4
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
97.7
Latest
Satellite identification and parameters
Extended collection of information and parameters for DELTA 1 DEB.
Object identification
Identified? True
Debris? True
Object name: DELTA 1 DEB
International designator: 1975-004AL
Object number (NORAD): 8954
Object ID (CCSDS): 8954
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 99.665 minutes
Inclination: 97.6927 deg
SMA: 7120.688 km
Apoapsis: 826.99 km
Periapsis: 658.116 km
RAAN: 141.6621 deg
Eccentricy: 0.01185801
Argument of periapsis: 264.858 deg
Mean anomaly: 93.9071 deg
Mean motion: 14.44840316 rev/day
Mean motion (dot): 0.00005393 rev/day2
B* drag term: 0.0014329995 1/REarth
Two-line elements (TLE)
Creation date: Dec. 14, 2025, 3:07 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 13, 2025, 9:26 a.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 08954U 75004AL 25347.39337094 .00005393 00000-0 14330-2 0 9994
TLE line 2: 2 08954 97.6927 141.6621 0118580 264.8580 93.9071 14.44840316584118
Live tracking on map
Real-time ground track for satellite DELTA 1 DEB.
In-orbit conjunctions
A list of the most updated potential collisions computed for object DELTA 1 DEB.
Associated space launch
Earth observation satellite
DELTA 1 DEB was lifted into orbit during the mission ‘Delta 2910 | Landsat 2’, on board a Delta 2910 space rocket.
The launch took place on Jan. 22, 1975, 5:55 p.m. from Space Launch Complex 2W.
For more information about the launch, click the button.
Delta 2910 | Landsat 2
Agency: N/A
Status: Launch Successful
Launch date: Jan. 22, 1975, 5:55 p.m. UTC
Rocket: Delta 2910
Launch pad: Space Launch Complex 2W
Location: Vandenberg SFB, CA, USA
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