Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
18448
Days in orbit
Revolutions
≈ 13.3
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
99.4
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: 1975-052BR
Object number (NORAD): 21347
Object ID (CCSDS): 21347
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 108.227 minutes
Inclination: 99.3998 deg
SMA: 7522.898 km
Apoapsis: 1437.269 km
Periapsis: 852.258 km
RAAN: 133.4683 deg
Eccentricy: 0.038882
Argument of periapsis: 33.7466 deg
Mean anomaly: 82.4199 deg
Mean motion: 13.30530913 rev/day
Mean motion (dot): 0.000062 rev/day2
B* drag term: 0.0087131 1/REarth
Two-line elements (TLE)
Creation date: Dec. 12, 2025, 7:26 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 11, 2025, 11:23 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 21347U 75052BR 25345.97450184 .00006200 00000-0 87131-2 0 9993
TLE line 2: 2 21347 99.3998 133.4683 0388820 33.7466 82.4199 13.30530913639663
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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