Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
18429
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: 1975-004BB
Object number (NORAD): 8969
Object ID (CCSDS): 8969
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 100.18 minutes
Inclination: 97.6945 deg
SMA: 7145.194 km
Apoapsis: 852.031 km
Periapsis: 682.087 km
RAAN: 298.7529 deg
Eccentricy: 0.0118922
Argument of periapsis: 75.2486 deg
Mean anomaly: 286.1846 deg
Mean motion: 14.3741345 rev/day
Mean motion (dot): 0.00000786 rev/day2
B* drag term: 0.00025415 1/REarth
Two-line elements (TLE)
Creation date: July 6, 2025, 6:05 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 6, 2025, 6:21 a.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 08969U 75004BB 25187.26507826 .00000786 00000-0 25415-3 0 9998
TLE line 2: 2 08969 97.6945 298.7529 0118922 75.2486 286.1846 14.37413450566151
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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