Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
17348
Days in orbit
Revolutions
≈ 14.2
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
99.1
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: 1978-026FG
Object number (NORAD): 13569
Object ID (CCSDS): 13569
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 101.442 minutes
Inclination: 99.0769 deg
SMA: 7205.088 km
Apoapsis: 897.001 km
Periapsis: 756.905 km
RAAN: 336.3654 deg
Eccentricy: 0.00972201
Argument of periapsis: 320.4107 deg
Mean anomaly: 100.9344 deg
Mean motion: 14.19527621 rev/day
Mean motion (dot): 0.00003317 rev/day2
B* drag term: 0.0015217145 1/REarth
Two-line elements (TLE)
Creation date: Sept. 1, 2025, 10:16 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 1, 2025, 5:48 a.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 13569U 78026FG 25244.24205495 .00003317 00000-0 15217-2 0 9997
TLE line 2: 2 13569 99.0769 336.3654 0097220 320.4107 100.9344 14.19527621242202
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 3’, on board a Delta 2910 space rocket.
The launch took place on March 5, 1978, 5:54 p.m. from Space Launch Complex 2W.
For more information about the launch, click the button.

Delta 2910 | Landsat 3
Agency: N/A
Status: Launch Successful
Launch date: March 5, 1978, 5:54 p.m. UTC
Rocket: Delta 2910
Launch pad: Space Launch Complex 2W
Location: Vandenberg SFB, CA, USA
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