Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
18530
Days in orbit
Revolutions
≈ 14.5
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
97.4
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: 1975-004FU
Object number (NORAD): 9619
Object ID (CCSDS): 9619
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 99.433 minutes
Inclination: 97.3767 deg
SMA: 7109.641 km
Apoapsis: 804.031 km
Periapsis: 658.981 km
RAAN: 298.6375 deg
Eccentricy: 0.01020094
Argument of periapsis: 35.3741 deg
Mean anomaly: 325.4166 deg
Mean motion: 14.48208987 rev/day
Mean motion (dot): 0.00003454 rev/day2
B* drag term: 0.0008766477 1/REarth
Two-line elements (TLE)
Creation date: Oct. 16, 2025, 2:37 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 15, 2025, 11:21 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 09619U 75004FU 25288.97346195 .00003454 00000-0 87665-3 0 9991
TLE line 2: 2 09619 97.3767 298.6375 0102009 35.3741 325.4166 14.48208987636026
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 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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