Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
18397
Days in orbit
Revolutions
≈ 13.5
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: 1975-052LZ
Object number (NORAD): 42640
Object ID (CCSDS): 42640
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 107.062 minutes
Inclination: 99.7967 deg
SMA: 7468.793 km
Apoapsis: 1251.946 km
Periapsis: 929.371 km
RAAN: 105.199 deg
Eccentricy: 0.02159483
Argument of periapsis: 292.5151 deg
Mean anomaly: 94.5677 deg
Mean motion: 13.45014901 rev/day
Mean motion (dot): 0.000007 rev/day2
B* drag term: 0.0011011232 1/REarth
Two-line elements (TLE)
Creation date: Oct. 23, 2025, 2:46 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 22, 2025, 10:05 a.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 42640U 75052LZ 25295.42021709 .00000700 00000-0 11011-2 0 9996
TLE line 2: 2 42640 99.7967 105.1990 0215948 292.5151 94.5677 13.45014901584085
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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