Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
18348
Days in orbit
Revolutions
≈ 14.4
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: 1975-052AX
Object number (NORAD): 21329
Object ID (CCSDS): 21329
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 99.657 minutes
Inclination: 99.6816 deg
SMA: 7120.303 km
Apoapsis: 834.547 km
Periapsis: 649.789 km
RAAN: 249.5759 deg
Eccentricy: 0.01297405
Argument of periapsis: 128.971 deg
Mean anomaly: 302.8836 deg
Mean motion: 14.4495739 rev/day
Mean motion (dot): 0.000242 rev/day2
B* drag term: 0.0062534103 1/REarth
Two-line elements (TLE)
Creation date: Sept. 4, 2025, 10:13 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 3, 2025, 11:09 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 21329U 75052AX 25246.96506041 .00024200 00000-0 62534-2 0 9996
TLE line 2: 2 21329 99.6816 249.5759 0129740 128.9710 302.8836 14.44957390727057
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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