Key statistics
Satellite DELTA 1 DEB at a glance.
Uptime
17450
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: 1978-026FN
Object number (NORAD): 13575
Object ID (CCSDS): 13575
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 102.463 minutes
Inclination: 99.2192 deg
SMA: 7253.357 km
Apoapsis: 888.533 km
Periapsis: 861.91 km
RAAN: 2.3599 deg
Eccentricy: 0.00183524
Argument of periapsis: 220.1363 deg
Mean anomaly: 139.8449 deg
Mean motion: 14.05381456 rev/day
Mean motion (dot): 0.00000322 rev/day2
B* drag term: 0.00022679673 1/REarth
Two-line elements (TLE)
Creation date: Dec. 11, 2025, 7:14 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 11, 2025, 11:51 a.m. UTC
TLE line 0: 0 DELTA 1 DEB
TLE line 1: 1 13575U 78026FN 25345.49389500 .00000322 00000-0 22680-3 0 9999
TLE line 2: 2 13575 99.2192 2.3599 0018352 220.1363 139.8449 14.05381456278663
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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