Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
18342
Days in orbit
Revolutions
≈ 13.3
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: 1975-052EB
Object number (NORAD): 21443
Object ID (CCSDS): 21443
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 108.136 minutes
Inclination: 99.79 deg
SMA: 7518.638 km
Apoapsis: 1191.073 km
Periapsis: 1089.933 km
RAAN: 20.9378 deg
Eccentricy: 0.0067259
Argument of periapsis: 291.3864 deg
Mean anomaly: 197.2908 deg
Mean motion: 13.31661975 rev/day
Mean motion (dot): 0.0000008 rev/day2
B* drag term: 0.00025302928 1/REarth
Two-line elements (TLE)
Creation date: Aug. 30, 2025, 3:38 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Aug. 29, 2025, 9:03 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 21443U 75052EB 25241.87739389 .00000080 00000-0 25303-3 0 9995
TLE line 2: 2 21443 99.7900 20.9378 0067259 291.3864 197.2908 13.31661975667862
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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