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GALAXY 6 (G-6) (20873)
COSPAR: 1990-091B | Alt Name: Galaxy 6
Image
Additional Sources
Launch Details
Launch Date
October 12, 1990
Launch Site
FRGUI
Launch Pad
ELA2
Launch Vehicle
Ariane 44L
Orbital Elements
NORAD ID
20873
International Designator
1990-091B
Epoch
Sat, 04 Jul 2026 05:24:32 GMT
Apogee
Calculating...
Perigee
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Inclination
14.04°
Right Ascension
9.88°
Eccentricity
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Argument of Perigee
232.32°
Period
1443.39 min
Mean Motion
1.00 rev/day
Latitude
Calculating...
Longitude
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Altitude
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Velocity
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Polar Plot
3D Visualization
Basic Satellite Info
Name
GALAXY 6 (G-6)
Alternative Name
Galaxy 6
Type
Payload
Status
Non-operational
Owner
HCG
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 20873U 90091B 26185.22537736 .00000004 00000-0 00000-0 0 9990
2 20873 14.0371 9.8786 0004176 232.3227 137.2766 0.99765248 46625
Source: Celestrak
Summary
GALAXY 6 (also known as Galaxy 6), designated as OBJECT_ID 1990-091B and NORAD_CAT_ID 20873, is a communication satellite owned by HCG and manufactured by HSES. Launched on October 12, 1990, from ELA2 launch pad at the FRGUI site using an Ariane 44L launch vehicle, this satellite has a cylindrical shape with dimensions of 6.6 meters in length and 2.2 meters in diameter. It is equipped with 24 (+6) C-band transponders and powered by solar cells mounted on its body and drop-skirt, along with batteries. The dry mass of the spacecraft is 475 kilograms, while it had a launch mass of 669 kilograms. Its primary mission is communication.
Physical Characteristics
Length
6.6
Diameter
2.2
Span
6.6
Dry Mass
475
Launch Mass
669
Shape
Cyl
Radar Cross Section
8.8943
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Westar 6S
Purpose
Communication
Mission
Communication
Manufacturer
HSES
Life Expectancy
Unknown
Bus
HS-376
Configuration
HS-376
Motor
TE-M-700-17
Equipment
24 (+6) C-band transponders
Power System
Solar cells (body mounted and drop-skirt), batteries
ADCS
Unknown
Transmitter Frequency
Unknown
Map
Next Pass
Azimuth Elevation Time (Local)
Start Azimuth
Max Elevation
Stop Azimuth
Time Until
Pass Duration
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