Key statistics
Satellite TAURUS R/B at a glance.
Uptime
9773
Days in orbit
Revolutions
≈ 14.7
Per day
Orbit
LEO
Low Earth Orbit
Inclination
85.1
Latest
Satellite identification and parameters
Extended collection of information and parameters for TAURUS R/B.
Object identification
Identified? True
Debris? False
Object name: TAURUS R/B
International designator: 1998-055B
Object number (NORAD): 25490
Object ID (CCSDS): 25490
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 97.877 minutes
Inclination: 85.0684 deg
SMA: 7035.266 km
Apoapsis: 667.045 km
Periapsis: 647.217 km
RAAN: 94.6851 deg
Eccentricy: 0.0014092
Argument of periapsis: 340.3692 deg
Mean anomaly: 19.6977 deg
Mean motion: 14.71234739 rev/day
Mean motion (dot): 0.00000414 rev/day2
B* drag term: 0.000063017 1/REarth
Two-line elements (TLE)
Creation date: July 5, 2025, 10:26 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 5, 2025, 7:09 p.m. UTC
TLE line 0: 0 TAURUS R/B
TLE line 1: 1 25490U 98055B 25186.79854432 .00000414 00000-0 63017-4 0 9991
TLE line 2: 2 25490 85.0684 94.6851 0014092 340.3692 19.6977 14.71234739434280
Live tracking on map
Real-time ground track for satellite TAURUS R/B.
In-orbit conjunctions
A list of the most updated potential collisions computed for object TAURUS R/B.
Associated space launch
The STEX (Space Technology Experiments) satellite carried 29 new technologies intended to result in lower cost and higher performance spacecraft for future missions.
TAURUS R/B was lifted into orbit during the mission ‘Minotaur | NROL-8’, on board a Minotaur space rocket.
The launch took place on Oct. 3, 1998, 10:04 a.m. from Space Launch Complex 576E.
For more information about the launch, click the button.
Minotaur | NROL-8
Agency: N/A
Status: Launch Successful
Launch date: Oct. 3, 1998, 10:04 a.m. UTC
Rocket: Minotaur
Launch pad: Space Launch Complex 576E
Location: Vandenberg SFB, CA, USA
...
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