Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
18428
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: 99.737 minutes
Inclination: 97.6802 deg
SMA: 7124.131 km
Apoapsis: 833.211 km
Periapsis: 658.781 km
RAAN: 355.1069 deg
Eccentricy: 0.0122422
Argument of periapsis: 44.8461 deg
Mean anomaly: 316.2546 deg
Mean motion: 14.43792973 rev/day
Mean motion (dot): 0.00001443 rev/day2
B* drag term: 0.00039792 1/REarth
Two-line elements (TLE)
Creation date: July 4, 2025, 6:39 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 4, 2025, 9:54 a.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 08954U 75004AL 25185.41276227 .00001443 00000-0 39792-3 0 9999
TLE line 2: 2 08954 97.6802 355.1069 0122422 44.8461 316.2546 14.43792973560736
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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