Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
19342
Days in orbit
Revolutions
≈ 13.6
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: 1972-058CM
Object number (NORAD): 7957
Object ID (CCSDS): 7957
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 105.538 minutes
Inclination: 98.9456 deg
SMA: 7397.746 km
Apoapsis: 1401.041 km
Periapsis: 638.181 km
RAAN: 61.1638 deg
Eccentricy: 0.0515603
Argument of periapsis: 14.6809 deg
Mean anomaly: 346.869 deg
Mean motion: 13.6443752 rev/day
Mean motion (dot): 0.00000685 rev/day2
B* drag term: 0.00036495 1/REarth
Two-line elements (TLE)
Creation date: July 6, 2025, 6:05 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 6, 2025, 2:29 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 07957U 72058CM 25187.60370687 .00000685 00000-0 36495-3 0 9999
TLE line 2: 2 07957 98.9456 61.1638 0515603 14.6809 346.8690 13.64437520761920
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 0900 | Landsat 1’, on board a Delta 0900 space rocket.
The launch took place on July 23, 1972, 6:06 p.m. from Space Launch Complex 2W.
For more information about the launch, click the button.

Delta 0900 | Landsat 1
Agency: N/A
Status: Launch Successful
Launch date: July 23, 1972, 6:06 p.m. UTC
Rocket: Delta 0900
Launch pad: Space Launch Complex 2W
Location: Vandenberg SFB, CA, USA
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