Key statistics
Satellite PEGASUS R/B at a glance.
Uptime
10236
Days in orbit
Revolutions
≈ 14.3
Per day
Orbit
LEO
Low Earth Orbit
Inclination
70.0
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: 1997-047B
Object number (NORAD): 24921
Object ID (CCSDS): 24921
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 100.95 minutes
Inclination: 69.9735 deg
SMA: 7181.784 km
Apoapsis: 820.724 km
Periapsis: 786.574 km
RAAN: 329.6218 deg
Eccentricy: 0.0023775
Argument of periapsis: 281.3255 deg
Mean anomaly: 217.5827 deg
Mean motion: 14.26442412 rev/day
Mean motion (dot): 0.00000198 rev/day2
B* drag term: 0.00010592841 1/REarth
Two-line elements (TLE)
Creation date: Sept. 7, 2025, 3:09 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 6, 2025, 6:55 p.m. UTC
TLE line 0: 0 PEGASUS R/B
TLE line 1: 1 24921U 97047B 25249.78826641 .00000198 00000-0 10593-3 0 9998
TLE line 2: 2 24921 69.9735 329.6218 0023775 281.3255 217.5827 14.26442412457862
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 | Fast On-orbit Rapid Recording of Transient Events (FORTE)’, on board a Pegasus XL space rocket.
The launch took place on Aug. 29, 1997, 3:02 p.m. from Space Launch Complex 10E.
For more information about the launch, click the button.
Pegasus XL | Fast On-orbit Rapid Recording of Transient Events (FORTE)
Agency: N/A
Status: Launch Successful
Launch date: Aug. 29, 1997, 3:02 p.m. UTC
Rocket: Pegasus XL
Launch pad: Space Launch Complex 10E
Location: Vandenberg SFB, CA, USA
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