Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
17878
Days in orbit
Revolutions
≈ 12.5
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
102.4
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: 1976-077DV
Object number (NORAD): 12540
Object ID (CCSDS): 12540
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 115.458 minutes
Inclination: 102.4283 deg
SMA: 7854.342 km
Apoapsis: 1508.839 km
Periapsis: 1443.576 km
RAAN: 294.9663 deg
Eccentricy: 0.0041546
Argument of periapsis: 260.9665 deg
Mean anomaly: 251.5542 deg
Mean motion: 12.47205483 rev/day
Mean motion (dot): -0.00000178 rev/day2
B* drag term: -0.00088137 1/REarth
Two-line elements (TLE)
Creation date: July 9, 2025, 2:22 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 8, 2025, 7 p.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 12540U 76077DV 25189.79179389 -.00000178 00000-0 -88137-3 0 9995
TLE line 2: 2 12540 102.4283 294.9663 0041546 260.9665 251.5542 12.47205483 57931
Live tracking on map
Real-time ground track for satellite DELTA 1 DEB.
Associated space launch
Meteorological satellite using radiometric imaging
DELTA 1 DEB was lifted into orbit during the mission ‘Delta 2310 | NOAA 5’, on board a Delta 2310 space rocket.
The launch took place on July 29, 1976, 5:07 p.m. from Space Launch Complex 2W.
For more information about the launch, click the button.
Delta 2310 | NOAA 5
Agency: N/A
Status: Launch Successful
Launch date: July 29, 1976, 5:07 p.m. UTC
Rocket: Delta 2310
Launch pad: Space Launch Complex 2W
Location: Vandenberg SFB, CA, USA
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