Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
18589
Days in orbit
Revolutions
≈ 14.3
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
97.7
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: 1975-004HP
Object number (NORAD): 19311
Object ID (CCSDS): 19311
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 100.412 minutes
Inclination: 97.6567 deg
SMA: 7156.208 km
Apoapsis: 875.569 km
Periapsis: 680.578 km
RAAN: 314.7228 deg
Eccentricy: 0.01362392
Argument of periapsis: 116.4543 deg
Mean anomaly: 245.0696 deg
Mean motion: 14.34096207 rev/day
Mean motion (dot): 0.00001969 rev/day2
B* drag term: 0.00064630711 1/REarth
Two-line elements (TLE)
Creation date: Dec. 11, 2025, 7:14 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 11, 2025, 9:11 a.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 19311U 75004HP 25345.38285365 .00001969 00000-0 64631-3 0 9998
TLE line 2: 2 19311 97.6567 314.7228 0136239 116.4543 245.0696 14.34096207960678
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 2’, on board a Delta 2910 space rocket.
The launch took place on Jan. 22, 1975, 5:55 p.m. from Space Launch Complex 2W.
For more information about the launch, click the button.
Delta 2910 | Landsat 2
Agency: N/A
Status: Launch Successful
Launch date: Jan. 22, 1975, 5:55 p.m. UTC
Rocket: Delta 2910
Launch pad: Space Launch Complex 2W
Location: Vandenberg SFB, CA, USA
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