Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
18533
Days in orbit
Revolutions
≈ 14.7
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.1
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: 1975-004AH
Object number (NORAD): 8951
Object ID (CCSDS): 8951
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 98.007 minutes
Inclination: 98.0505 deg
SMA: 7041.485 km
Apoapsis: 683.557 km
Periapsis: 643.142 km
RAAN: 213.3868 deg
Eccentricy: 0.00286976
Argument of periapsis: 182.6708 deg
Mean anomaly: 177.4349 deg
Mean motion: 14.69286218 rev/day
Mean motion (dot): 0.00002669 rev/day2
B* drag term: 0.00045790541 1/REarth
Two-line elements (TLE)
Creation date: Oct. 19, 2025, 2:20 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 18, 2025, 8:53 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 08951U 75004AH 25291.87081573 .00002669 00000-0 45791-3 0 9999
TLE line 2: 2 08951 98.0505 213.3868 0028698 182.6708 177.4349 14.69286218615866
Live tracking on map
Real-time ground track for satellite 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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