Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
17292
Days in orbit
Revolutions
≈ 13.9
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.9
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: 1978-026S
Object number (NORAD): 12177
Object ID (CCSDS): 12177
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 103.253 minutes
Inclination: 98.9283 deg
SMA: 7290.561 km
Apoapsis: 1024.3 km
Periapsis: 800.552 km
RAAN: 300.4288 deg
Eccentricy: 0.015345
Argument of periapsis: 27.5748 deg
Mean anomaly: 86.3595 deg
Mean motion: 13.94637471 rev/day
Mean motion (dot): 0.00000253 rev/day2
B* drag term: 0.0002003 1/REarth
Two-line elements (TLE)
Creation date: July 8, 2025, 2:27 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 7, 2025, 9:25 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 12177U 78026S 25188.89270813 .00000253 00000-0 20030-3 0 9991
TLE line 2: 2 12177 98.9283 300.4288 0153450 27.5748 86.3595 13.94637471251879
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
...
Latest news about this satellite
There are no fresh news available about this satellite. Check back as we update our databases every day.
Newsletter sign-up
Weekly statistics, charts and insights to help you stay on top of the space industry.