Key statistics
Satellite DELTA 2 R/B at a glance.
Uptime
12742
Days in orbit
Revolutions
≈ 14.6
Per day
Orbit
LEO
Low Earth Orbit
Inclination
24.8
Latest
Satellite identification and parameters
Extended collection of information and parameters for DELTA 2 R/B.
Object identification
Identified? True
Debris? False
Object name: DELTA 2 R/B
International designator: 1990-074B
Object number (NORAD): 20763
Object ID (CCSDS): 20763
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 98.593 minutes
Inclination: 24.7607 deg
SMA: 7069.557 km
Apoapsis: 932.303 km
Periapsis: 450.54 km
RAAN: 331.8109 deg
Eccentricy: 0.0340731
Argument of periapsis: 0.2641 deg
Mean anomaly: 359.8013 deg
Mean motion: 14.60543532 rev/day
Mean motion (dot): 0.00002014 rev/day2
B* drag term: 0.0001463 1/REarth
Two-line elements (TLE)
Creation date: July 6, 2025, 6:05 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 6, 2025, 12:49 p.m. UTC
TLE line 0: 0 DELTA 2 R/B
TLE line 1: 1 20763U 90074B 25187.53407577 .00002014 00000-0 14630-3 0 9993
TLE line 2: 2 20763 24.7607 331.8109 0340731 0.2641 359.8013 14.60543532827348
Live tracking on map
Real-time ground track for satellite DELTA 2 R/B.
In-orbit conjunctions
A list of the most updated potential collisions computed for object DELTA 2 R/B.
Associated space launch
British geostationary communications satellite
DELTA 2 R/B was lifted into orbit during the mission ‘Delta 6925 | Marcopolo 2’, on board a Delta 6925 space rocket.
The launch took place on Aug. 18, 1990, 12:42 a.m. from Space Launch Complex 17B.
For more information about the launch, click the button.
Delta 6925 | Marcopolo 2
Agency: N/A
Status: Launch Successful
Launch date: Aug. 18, 1990, 12:42 a.m. UTC
Rocket: Delta 6925
Launch pad: Space Launch Complex 17B
Location: Cape Canaveral SFS, FL, USA
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