Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
17450
Days in orbit
Revolutions
≈ 14.0
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.9
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: 1978-026HF
Object number (NORAD): 18469
Object ID (CCSDS): 18469
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 103.026 minutes
Inclination: 98.8738 deg
SMA: 7279.869 km
Apoapsis: 935.459 km
Periapsis: 868.008 km
RAAN: 294.8277 deg
Eccentricy: 0.00463275
Argument of periapsis: 0.9025 deg
Mean anomaly: 152.1665 deg
Mean motion: 13.97711221 rev/day
Mean motion (dot): 0.00000117 rev/day2
B* drag term: 0.00011217598 1/REarth
Two-line elements (TLE)
Creation date: Dec. 10, 2025, 7:58 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 10, 2025, 8:30 a.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 18469U 78026HF 25344.35430507 .00000117 00000-0 11218-3 0 9991
TLE line 2: 2 18469 98.8738 294.8277 0046327 0.9025 152.1665 13.97711221 79208
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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