Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
18352
Days in orbit
Revolutions
≈ 13.0
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
99.8
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: 1975-052U
Object number (NORAD): 21283
Object ID (CCSDS): 21283
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 110.949 minutes
Inclination: 99.7838 deg
SMA: 7648.482 km
Apoapsis: 1456.592 km
Periapsis: 1084.103 km
RAAN: 9.5107 deg
Eccentricy: 0.02435053
Argument of periapsis: 179.3148 deg
Mean anomaly: 194.5694 deg
Mean motion: 12.97895953 rev/day
Mean motion (dot): 0.00000335 rev/day2
B* drag term: 0.0011121429 1/REarth
Two-line elements (TLE)
Creation date: Sept. 8, 2025, 6:18 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 8, 2025, 1:37 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 21283U 75052U 25251.56779071 .00000335 00000-0 11121-2 0 9991
TLE line 2: 2 21283 99.7838 9.5107 0243505 179.3148 194.5694 12.97895953626231
Live tracking on map
Real-time ground track for satellite DELTA 1 DEB.
Associated space launch
Experimental meteorological satellite
DELTA 1 DEB was lifted into orbit during the mission ‘Delta 2910 | Nimbus 6’, on board a Delta 2910 space rocket.
The launch took place on June 12, 1975, 8:12 a.m. from Space Launch Complex 2W.
For more information about the launch, click the button.
Delta 2910 | Nimbus 6
Agency: N/A
Status: Launch Successful
Launch date: June 12, 1975, 8:12 a.m. UTC
Rocket: Delta 2910
Launch pad: Space Launch Complex 2W
Location: Vandenberg SFB, CA, USA
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