Key statistics
Satellite PEGASUS R/B at a glance.
Uptime
8209
Days in orbit
Revolutions
≈ 14.6
Per day
Orbit
LEO
Low Earth Orbit
Inclination
29.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for PEGASUS R/B.
Object identification
Identified? True
Debris? False
Object name: PEGASUS R/B
International designator: 2003-017B
Object number (NORAD): 27784
Object ID (CCSDS): 27784
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 98.314 minutes
Inclination: 29.0023 deg
SMA: 7056.216 km
Apoapsis: 681.599 km
Periapsis: 674.563 km
RAAN: 183.1837 deg
Eccentricy: 0.00049857
Argument of periapsis: 173.6553 deg
Mean anomaly: 186.4099 deg
Mean motion: 14.64687591 rev/day
Mean motion (dot): 0.00001038 rev/day2
B* drag term: 0.00017143917 1/REarth
Two-line elements (TLE)
Creation date: Oct. 18, 2025, 2:17 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 17, 2025, 10:43 p.m. UTC
TLE line 0: 0 PEGASUS R/B
TLE line 1: 1 27784U 03017B 25290.94695337 .00001038 00000-0 17144-3 0 9995
TLE line 2: 2 27784 29.0023 183.1837 0004986 173.6553 186.4099 14.64687591201634
Live tracking on map
Real-time ground track for satellite PEGASUS R/B.
In-orbit conjunctions
A list of the most updated potential collisions computed for object PEGASUS R/B.
Associated space launch
PEGASUS R/B was lifted into orbit during the mission ‘Pegasus XL | Galaxy Evolution Explorer (GALEX)’, on board a Pegasus XL space rocket.
The launch took place on April 28, 2003, 11:59 a.m. from Cape Canaveral.
For more information about the launch, click the button.
Pegasus XL | Galaxy Evolution Explorer (GALEX)
Agency: N/A
Status: Launch Successful
Launch date: April 28, 2003, 11:59 a.m. UTC
Rocket: Pegasus XL
Launch pad: Cape Canaveral
Location: Air launch to orbit
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