Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
18371
Days in orbit
Revolutions
≈ 14.5
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.0
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: 1975-004DE
Object number (NORAD): 9040
Object ID (CCSDS): 9040
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 99.406 minutes
Inclination: 97.9724 deg
SMA: 7108.355 km
Apoapsis: 763.804 km
Periapsis: 696.635 km
RAAN: 215.7223 deg
Eccentricy: 0.0047247
Argument of periapsis: 138.9127 deg
Mean anomaly: 221.5641 deg
Mean motion: 14.48602212 rev/day
Mean motion (dot): 0.00000313 rev/day2
B* drag term: 0.000093142 1/REarth
Two-line elements (TLE)
Creation date: May 10, 2025, 2:32 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 9, 2025, 6:47 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 09040U 75004DE 25129.78288897 .00000313 00000-0 93142-4 0 9995
TLE line 2: 2 09040 97.9724 215.7223 0047247 138.9127 221.5641 14.48602212554959
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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