Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
19502
Days in orbit
Revolutions
≈ 14.7
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
97.8
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: 1972-058JN
Object number (NORAD): 42555
Object ID (CCSDS): 42555
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 97.788 minutes
Inclination: 97.7796 deg
SMA: 7031.007 km
Apoapsis: 661.706 km
Periapsis: 644.038 km
RAAN: 325.7671 deg
Eccentricy: 0.00125645
Argument of periapsis: 217.3793 deg
Mean anomaly: 318.7144 deg
Mean motion: 14.72571748 rev/day
Mean motion (dot): 0.00002379 rev/day2
B* drag term: 0.00038117035 1/REarth
Two-line elements (TLE)
Creation date: Dec. 8, 2025, 3:46 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 7, 2025, 5:46 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 42555U 72058JN 25341.74034291 .00002379 00000-0 38117-3 0 9992
TLE line 2: 2 42555 97.7796 325.7671 0012564 217.3793 318.7144 14.72571748646199
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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