Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
17232
Days in orbit
Revolutions
≈ 14.4
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: 1978-026ET
Object number (NORAD): 12427
Object ID (CCSDS): 12427
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 99.917 minutes
Inclination: 99.1325 deg
SMA: 7132.687 km
Apoapsis: 829.282 km
Periapsis: 679.822 km
RAAN: 280.4006 deg
Eccentricy: 0.0104771
Argument of periapsis: 66.645 deg
Mean anomaly: 60.5798 deg
Mean motion: 14.41195901 rev/day
Mean motion (dot): 0.0000432 rev/day2
B* drag term: 0.0012684 1/REarth
Two-line elements (TLE)
Creation date: May 9, 2025, 2:46 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 8, 2025, 4:16 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 12427U 78026ET 25128.67819620 .00004320 00000-0 12684-2 0 9998
TLE line 2: 2 12427 99.1325 280.4006 0104771 66.6450 60.5798 14.41195901313573
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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