Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
17345
Days in orbit
Revolutions
≈ 14.5
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: 1978-026FK
Object number (NORAD): 13572
Object ID (CCSDS): 13572
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 99.296 minutes
Inclination: 99.0555 deg
SMA: 7103.113 km
Apoapsis: 793.559 km
Periapsis: 656.397 km
RAAN: 16.5969 deg
Eccentricy: 0.00965506
Argument of periapsis: 308.9142 deg
Mean anomaly: 178.3792 deg
Mean motion: 14.50205995 rev/day
Mean motion (dot): 0.00007712 rev/day2
B* drag term: 0.0018792137 1/REarth
Two-line elements (TLE)
Creation date: Aug. 30, 2025, 3:38 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Aug. 29, 2025, 8:34 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 13572U 78026FK 25241.85696521 .00007712 00000-0 18792-2 0 9993
TLE line 2: 2 13572 99.0555 16.5969 0096551 308.9142 178.3792 14.50205995271661
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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