Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
18288
Days in orbit
Revolutions
≈ 12.3
Per day
Orbit
MEO
Medium Earth 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: 1975-052FN
Object number (NORAD): 21493
Object ID (CCSDS): 21493
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 117.469 minutes
Inclination: 99.704 deg
SMA: 7945.298 km
Apoapsis: 2143.403 km
Periapsis: 990.923 km
RAAN: 352.3672 deg
Eccentricy: 0.0725259
Argument of periapsis: 17.0235 deg
Mean anomaly: 10.7907 deg
Mean motion: 12.2585045 rev/day
Mean motion (dot): 0.0008312 rev/day2
B* drag term: 0.31329 1/REarth
Two-line elements (TLE)
Creation date: July 4, 2025, 3:20 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: June 28, 2025, 10:23 a.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 21493U 75052FN 25179.43276574 .00083120 00000-0 31329+0 0 9991
TLE line 2: 2 21493 99.7040 352.3672 0725259 17.0235 10.7907 12.25850450509208
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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