Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
17354
Days in orbit
Revolutions
≈ 13.8
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: 1978-026JA
Object number (NORAD): 37639
Object ID (CCSDS): 37639
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 104.02 minutes
Inclination: 98.9079 deg
SMA: 7326.637 km
Apoapsis: 1033.763 km
Periapsis: 863.24 km
RAAN: 161.8411 deg
Eccentricy: 0.01163717
Argument of periapsis: 107.2569 deg
Mean anomaly: 42.9027 deg
Mean motion: 13.8434959 rev/day
Mean motion (dot): 0.00000231 rev/day2
B* drag term: 0.0002303918 1/REarth
Two-line elements (TLE)
Creation date: Aug. 29, 2025, 9:54 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Aug. 29, 2025, 6:36 a.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 37639U 78026JA 25241.27559571 .00000231 00000-0 23039-3 0 9992
TLE line 2: 2 37639 98.9079 161.8411 0116372 107.2569 42.9027 13.84349590670030
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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