Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
18392
Days in orbit
Revolutions
≈ 13.5
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
99.7
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: 1975-052FE
Object number (NORAD): 21470
Object ID (CCSDS): 21470
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 106.677 minutes
Inclination: 99.6938 deg
SMA: 7450.867 km
Apoapsis: 1146.643 km
Periapsis: 998.821 km
RAAN: 100.0498 deg
Eccentricy: 0.00991976
Argument of periapsis: 146.4206 deg
Mean anomaly: 270.2306 deg
Mean motion: 13.49871914 rev/day
Mean motion (dot): 0.00000331 rev/day2
B* drag term: 0.00057134061 1/REarth
Two-line elements (TLE)
Creation date: Oct. 19, 2025, 2:20 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 18, 2025, 10:33 a.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 21470U 75052FE 25291.43974946 .00000331 00000-0 57134-3 0 9998
TLE line 2: 2 21470 99.6938 100.0498 0099198 146.4206 270.2306 13.49871914694232
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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