Key statistics
Satellite IUS R/B(1) at a glance.
Uptime
9746
Days in orbit
Revolutions
≈ 2.3
Per day
Orbit
GTO
Geostationary Transfer Orbit
Inclination
28.8
Latest
Satellite identification and parameters
Extended collection of information and parameters for IUS R/B(1).
Object identification
Identified? True
Debris? False
Object name: IUS R/B(1)
International designator: 1999-017C
Object number (NORAD): 25671
Object ID (CCSDS): 25671
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 628.069 minutes
Inclination: 28.7638 deg
SMA: 24293.974 km
Apoapsis: 35465.969 km
Periapsis: 365.708 km
RAAN: 66.239 deg
Eccentricy: 0.72240674
Argument of periapsis: 176.9117 deg
Mean anomaly: 193.2334 deg
Mean motion: 2.29274062 rev/day
Mean motion (dot): 0.00000578 rev/day2
B* drag term: 0.0013094597 1/REarth
Two-line elements (TLE)
Creation date: Dec. 14, 2025, 3:07 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 13, 2025, 11:23 a.m. UTC
TLE line 0: 0 IUS R/B(1)
TLE line 1: 1 25671U 99017C 25347.47443469 .00000578 00000-0 13095-2 0 9999
TLE line 2: 2 25671 28.7638 66.2390 7224067 176.9117 193.2334 2.29274062 55473
Live tracking on map
Real-time ground track for satellite IUS R/B(1).
In-orbit conjunctions
There are no conjunctions computed for IUS R/B(1), at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
Early warning satellite
IUS R/B(1) was lifted into orbit during the mission ‘Titan 402B IUS | DSP 19’, on board a Titan 402B IUS space rocket.
The launch took place on April 9, 1999, 5:01 p.m. from Space Launch Complex 41.
For more information about the launch, click the button.
Titan 402B IUS | DSP 19
Agency: N/A
Status: Launch Failure
Launch date: April 9, 1999, 5:01 p.m. UTC
Rocket: Titan 402B IUS
Launch pad: Space Launch Complex 41
Location: Cape Canaveral SFS, FL, USA
...
Latest news about this satellite
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