Key statistics
Satellite GALEX at a glance.
Uptime
8046
Days in orbit
Revolutions
≈ 14.7
Per day
Orbit
LEO
Low Earth Orbit
Inclination
29.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for GALEX.
Object identification
Identified? True
Debris? False
Object name: GALEX
International designator: 2003-017A
Object number (NORAD): 27783
Object ID (CCSDS): 27783
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 98.269 minutes
Inclination: 28.996 deg
SMA: 7054.03 km
Apoapsis: 678.324 km
Periapsis: 673.466 km
RAAN: 109.9463 deg
Eccentricy: 0.0003444
Argument of periapsis: 37.732 deg
Mean anomaly: 322.351 deg
Mean motion: 14.65368375 rev/day
Mean motion (dot): 0.00001117 rev/day2
B* drag term: 0.00018318 1/REarth
Two-line elements (TLE)
Creation date: May 8, 2025, 3:01 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 7, 2025, 5:51 a.m. UTC
TLE line 0: 0 GALEX
TLE line 1: 1 27783U 03017A 25127.24423306 .00001117 00000-0 18318-3 0 9993
TLE line 2: 2 27783 28.9960 109.9463 0003444 37.7320 322.3510 14.65368375177607
Live tracking on map
Real-time ground track for satellite GALEX.
Associated space launch
GALEX 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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