Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
17351
Days in orbit
Revolutions
≈ 14.1
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
99.1
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: 1978-026U
Object number (NORAD): 12179
Object ID (CCSDS): 12179
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 102.291 minutes
Inclination: 99.1431 deg
SMA: 7245.236 km
Apoapsis: 985.266 km
Periapsis: 748.936 km
RAAN: 181.2776 deg
Eccentricy: 0.01630938
Argument of periapsis: 214.2326 deg
Mean anomaly: 156.669 deg
Mean motion: 14.07744872 rev/day
Mean motion (dot): 0.00000861 rev/day2
B* drag term: 0.0004749471 1/REarth
Two-line elements (TLE)
Creation date: Sept. 4, 2025, 10:13 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 4, 2025, 2:08 a.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 12179U 78026U 25247.08939528 .00000861 00000-0 47495-3 0 9994
TLE line 2: 2 12179 99.1431 181.2776 0163094 214.2326 156.6690 14.07744872273665
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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