Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
17350
Days in orbit
Revolutions
≈ 14.2
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
99.0
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: 1978-026DF
Object number (NORAD): 12262
Object ID (CCSDS): 12262
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 101.496 minutes
Inclination: 98.9965 deg
SMA: 7207.657 km
Apoapsis: 898.01 km
Periapsis: 761.035 km
RAAN: 22.1632 deg
Eccentricy: 0.00950203
Argument of periapsis: 309.8622 deg
Mean anomaly: 114.3216 deg
Mean motion: 14.18768621 rev/day
Mean motion (dot): 0.00004286 rev/day2
B* drag term: 0.0019928785 1/REarth
Two-line elements (TLE)
Creation date: Sept. 1, 2025, 7:24 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 1, 2025, 7:51 a.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 12262U 78026DF 25244.32761100 .00004286 00000-0 19929-2 0 9995
TLE line 2: 2 12262 98.9965 22.1632 0095020 309.8622 114.3216 14.18768621263455
Live tracking on map
Real-time ground track for satellite DELTA 1 DEB.
In-orbit conjunctions
A list of the most updated potential collisions computed for object DELTA 1 DEB.
Associated space launch
Earth observation satellite
DELTA 1 DEB was lifted into orbit during the mission ‘Delta 2910 | Landsat 3’, on board a Delta 2910 space rocket.
The launch took place on March 5, 1978, 5:54 p.m. from Space Launch Complex 2W.
For more information about the launch, click the button.
Delta 2910 | Landsat 3
Agency: N/A
Status: Launch Successful
Launch date: March 5, 1978, 5:54 p.m. UTC
Rocket: Delta 2910
Launch pad: Space Launch Complex 2W
Location: Vandenberg SFB, CA, USA
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