Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
18447
Days in orbit
Revolutions
≈ 13.4
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
99.2
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: 1975-052BE
Object number (NORAD): 21336
Object ID (CCSDS): 21336
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 107.724 minutes
Inclination: 99.2048 deg
SMA: 7499.56 km
Apoapsis: 1253.25 km
Periapsis: 989.6 km
RAAN: 251.4428 deg
Eccentricy: 0.0175777
Argument of periapsis: 344.9288 deg
Mean anomaly: 138.812 deg
Mean motion: 13.36746529 rev/day
Mean motion (dot): -0.0000349 rev/day2
B* drag term: -0.0061046 1/REarth
Two-line elements (TLE)
Creation date: Dec. 10, 2025, 3:16 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 10, 2025, 7:45 a.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 21336U 75052BE 25344.32351211 -.00003490 00000-0 -61046-2 0 9997
TLE line 2: 2 21336 99.2048 251.4428 0175777 344.9288 138.8120 13.36746529665867
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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