Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
17354
Days in orbit
Revolutions
≈ 14.1
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
99.2
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: 1978-026BC
Object number (NORAD): 12211
Object ID (CCSDS): 12211
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 102.226 minutes
Inclination: 99.1762 deg
SMA: 7242.149 km
Apoapsis: 949.038 km
Periapsis: 778.991 km
RAAN: 153.3186 deg
Eccentricy: 0.01174011
Argument of periapsis: 146.2046 deg
Mean anomaly: 214.6677 deg
Mean motion: 14.08645028 rev/day
Mean motion (dot): 0.00000576 rev/day2
B* drag term: 0.00033890991 1/REarth
Two-line elements (TLE)
Creation date: Sept. 8, 2025, 3:16 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 7, 2025, 10:59 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 12211U 78026BC 25250.95784442 .00000576 00000-0 33891-3 0 9992
TLE line 2: 2 12211 99.1762 153.3186 0117401 146.2046 214.6677 14.08645028279893
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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