Key statistics
Satellite DELTA 2 R/B(1) at a glance.
Uptime
8253
Days in orbit
Revolutions
≈ 14.3
Per day
Orbit
LEO
Low Earth Orbit
Inclination
39.6
Latest
Satellite identification and parameters
Extended collection of information and parameters for DELTA 2 R/B(1).
Object identification
Identified? True
Debris? False
Object name: DELTA 2 R/B(1)
International designator: 2003-005C
Object number (NORAD): 27665
Object ID (CCSDS): 27665
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 100.74 minutes
Inclination: 39.5761 deg
SMA: 7171.791 km
Apoapsis: 800.196 km
Periapsis: 787.115 km
RAAN: 309.9831 deg
Eccentricy: 0.00091192
Argument of periapsis: 332.1322 deg
Mean anomaly: 197.0339 deg
Mean motion: 14.29424984 rev/day
Mean motion (dot): 0.00000224 rev/day2
B* drag term: 0.00012004928 1/REarth
Two-line elements (TLE)
Creation date: Sept. 3, 2025, 2:21 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 2, 2025, 10:33 p.m. UTC
TLE line 0: 0 DELTA 2 R/B(1)
TLE line 1: 1 27665U 03005C 25245.94001076 .00000224 00000-0 12005-3 0 9998
TLE line 2: 2 27665 39.5761 309.9831 0009119 332.1322 197.0339 14.29424984179914
Live tracking on map
Real-time ground track for satellite DELTA 2 R/B(1).
In-orbit conjunctions
A list of the most updated potential collisions computed for object DELTA 2 R/B(1).
Associated space launch
USA-166, also known as GPS IIR-8 and GPS SVN-56, is an American navigation satellite which forms part of the Global Positioning System. It was the eighth Block IIR GPS satellite to be launched, out of thirteen in the original configuration, and twenty one overall.
DELTA 2 R/B(1) was lifted into orbit during the mission ‘Delta II | GPS IIR-8’, on board a Delta II space rocket.
The launch took place on Jan. 29, 2003, 6:06 p.m. from Space Launch Complex 17B.
For more information about the launch, click the button.
Delta II | GPS IIR-8
Agency: N/A
Status: Launch Successful
Launch date: Jan. 29, 2003, 6:06 p.m. UTC
Rocket: Delta II
Launch pad: Space Launch Complex 17B
Location: Cape Canaveral SFS, FL, USA
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