Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
17395
Days in orbit
Revolutions
≈ 14.6
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.5
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: 1978-026FJ
Object number (NORAD): 13571
Object ID (CCSDS): 13571
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 98.41 minutes
Inclination: 98.4759 deg
SMA: 7060.78 km
Apoapsis: 694.218 km
Periapsis: 671.073 km
RAAN: 286.0618 deg
Eccentricy: 0.00163897
Argument of periapsis: 348.5969 deg
Mean anomaly: 65.6639 deg
Mean motion: 14.63267422 rev/day
Mean motion (dot): 0.00011885 rev/day2
B* drag term: 0.0023070155 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, 11:01 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 13571U 78026FJ 25291.95925087 .00011885 00000-0 23070-2 0 9991
TLE line 2: 2 13571 98.4759 286.0618 0016390 348.5969 65.6639 14.63267422318188
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 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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