Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
17450
Days in orbit
Revolutions
≈ 15.0
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.8
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: 1978-026BU
Object number (NORAD): 12227
Object ID (CCSDS): 12227
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 96.303 minutes
Inclination: 98.7897 deg
SMA: 6959.663 km
Apoapsis: 629.8 km
Periapsis: 533.255 km
RAAN: 155.8203 deg
Eccentricy: 0.006936
Argument of periapsis: 93.1774 deg
Mean anomaly: 267.7382 deg
Mean motion: 14.95272931 rev/day
Mean motion (dot): 0.00010666 rev/day2
B* drag term: 0.00092864355 1/REarth
Two-line elements (TLE)
Creation date: Dec. 11, 2025, 7:14 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 11, 2025, 10:39 a.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 12227U 78026BU 25345.44423355 .00010666 00000-0 92864-3 0 9997
TLE line 2: 2 12227 98.7897 155.8203 0069360 93.1774 267.7382 14.95272931371822
Live tracking on map
Real-time ground track for satellite 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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