Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
17230
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: 101.539 minutes
Inclination: 98.9865 deg
SMA: 7209.683 km
Apoapsis: 900.602 km
Periapsis: 762.493 km
RAAN: 263.146 deg
Eccentricy: 0.009578
Argument of periapsis: 284.2142 deg
Mean anomaly: 243.4581 deg
Mean motion: 14.18170758 rev/day
Mean motion (dot): 0.00003613 rev/day2
B* drag term: 0.0017015 1/REarth
Two-line elements (TLE)
Creation date: May 7, 2025, 3:14 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 6, 2025, 9:42 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 12262U 78026DF 25126.90468722 .00003613 00000-0 17015-2 0 9999
TLE line 2: 2 12262 98.9865 263.1460 0095780 284.2142 243.4581 14.18170758246803
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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