Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
17234
Days in orbit
Revolutions
≈ 14.3
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: 1978-026M
Object number (NORAD): 12172
Object ID (CCSDS): 12172
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 101.013 minutes
Inclination: 98.8154 deg
SMA: 7184.744 km
Apoapsis: 848.511 km
Periapsis: 764.707 km
RAAN: 155.4388 deg
Eccentricy: 0.0058321
Argument of periapsis: 340.6 deg
Mean anomaly: 197.3071 deg
Mean motion: 14.25561127 rev/day
Mean motion (dot): 0.0000037 rev/day2
B* drag term: 0.00017258 1/REarth
Two-line elements (TLE)
Creation date: May 11, 2025, 2:40 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 10, 2025, 7:28 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 12172U 78026M 25130.81163961 .00000370 00000-0 17258-3 0 9998
TLE line 2: 2 12172 98.8154 155.4388 0058321 340.6000 197.3071 14.25561127294632
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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