Key statistics
Satellite DELTA 2 R/B at a glance.
Uptime
12802
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: 98.556 minutes
Inclination: 24.7628 deg
SMA: 7067.773 km
Apoapsis: 928.738 km
Periapsis: 450.537 km
RAAN: 318.9232 deg
Eccentricy: 0.03382962
Argument of periapsis: 281.2036 deg
Mean anomaly: 75.0632 deg
Mean motion: 14.61096556 rev/day
Mean motion (dot): 0.00012018 rev/day2
B* drag term: 0.0010113666 1/REarth
Two-line elements (TLE)
Creation date: Sept. 3, 2025, 10:15 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 3, 2025, 6:51 a.m. UTC
TLE line 0: 0 DELTA 2 R/B
TLE line 1: 1 20763U 90074B 25246.28559203 .00012018 00000-0 10114-2 0 9992
TLE line 2: 2 20763 24.7628 318.9232 0338296 281.2036 75.0632 14.61096556835945
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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