Key statistics
Satellite COBE DEB at a glance.
Uptime
13117
Days in orbit
Revolutions
≈ 14.2
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.7
Latest
Satellite identification and parameters
Extended collection of information and parameters for COBE DEB.
Object identification
Identified? True
Debris? True
Object name: COBE DEB
International designator: 1989-089C
Object number (NORAD): 20324
Object ID (CCSDS): 20324
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 101.383 minutes
Inclination: 98.7041 deg
SMA: 7202.297 km
Apoapsis: 833.384 km
Periapsis: 814.94 km
RAAN: 297.9706 deg
Eccentricy: 0.0012804
Argument of periapsis: 122.718 deg
Mean anomaly: 276.6115 deg
Mean motion: 14.20352823 rev/day
Mean motion (dot): 0.00001239 rev/day2
B* drag term: 0.00059829629 1/REarth
Two-line elements (TLE)
Creation date: Oct. 16, 2025, 2:37 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 15, 2025, 10:27 p.m. UTC
TLE line 0: 0 COBE DEB
TLE line 1: 1 20324U 89089C 25288.93545794 .00001239 00000-0 59830-3 0 9999
TLE line 2: 2 20324 98.7041 297.9706 0012804 122.7180 276.6115 14.20352823850852
Live tracking on map
Real-time ground track for satellite COBE DEB.
Associated space launch
Cosmology research satellite
COBE DEB was lifted into orbit during the mission ‘Delta 5920-8 | COBE’, on board a Delta 5920-8 space rocket.
The launch took place on Nov. 18, 1989, 2:34 p.m. from Space Launch Complex 2W.
For more information about the launch, click the button.
Delta 5920-8 | COBE
Agency: N/A
Status: Launch Successful
Launch date: Nov. 18, 1989, 2:34 p.m. UTC
Rocket: Delta 5920-8
Launch pad: Space Launch Complex 2W
Location: Vandenberg SFB, CA, USA
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