Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
17291
Days in orbit
Revolutions
≈ 14.0
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.7
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: 1978-026DK
Object number (NORAD): 12266
Object ID (CCSDS): 12266
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 103.053 minutes
Inclination: 98.7349 deg
SMA: 7281.152 km
Apoapsis: 1007.077 km
Periapsis: 798.957 km
RAAN: 346.2381 deg
Eccentricy: 0.0142917
Argument of periapsis: 283.1396 deg
Mean anomaly: 75.3854 deg
Mean motion: 13.97341792 rev/day
Mean motion (dot): 0.0000116 rev/day2
B* drag term: 0.00078605 1/REarth
Two-line elements (TLE)
Creation date: July 6, 2025, 6:05 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 5, 2025, 10:54 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 12266U 78026DK 25186.95484883 .00001160 00000-0 78605-3 0 9998
TLE line 2: 2 12266 98.7349 346.2381 0142917 283.1396 75.3854 13.97341792235527
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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