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NAVSTAR 27 (USA 84) (22108)
COSPAR: 1992-058A | Alt Name: GPS IIA-6
Image
Additional Sources
Launch Details
Launch Date
September 9, 1992
Launch Site
Launch Pad
LC17A
Launch Vehicle
Delta 7925
Orbital Elements
NORAD ID
22108
International Designator
1992-058A
Epoch
Wed, 01 Jul 2026 14:36:36 GMT
Apogee
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Perigee
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Inclination
54.67°
Right Ascension
166.39°
Eccentricity
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Argument of Perigee
44.76°
Period
767.75 min
Mean Motion
1.88 rev/day
Latitude
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Longitude
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Altitude
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Velocity
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Polar Plot
3D Visualization
Basic Satellite Info
Name
NAVSTAR 27 (USA 84)
Alternative Name
GPS IIA-6
Type
Payload
Status
Non-operational
Owner
AFSMC
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 22108U 92058A 26182.60875030 .00000060 00000-0 00000-0 0 9991
2 22108 54.6692 166.3862 0017099 44.7564 315.3570 1.87561113243292
Source: Celestrak
Summary
NAVSTAR 27 (USA 84), also known as GPS IIA-6, is a US satellite used for navigation purposes and is part of the GPS constellation. It was launched on September 9, 1992, from LC17A at AFETR using a Delta 7925 launch vehicle. The satellite has dimensions of 2.4 meters in length, 1.8 meters in diameter, and spans 5.3 meters when solar arrays are deployed. It weighs approximately 860 kilograms both at launch and dry mass and is equipped with two deployable solar arrays and batteries for power. The satellite uses a 3-axis stabilized configuration and has a box shape with two panels. Its mission was designed to last about 7.5 years, and it was manufactured by RWISB under the ownership of AFSMC.
Physical Characteristics
Length
2.4
Diameter
1.8
Span
5.3
Dry Mass
860
Launch Mass
860
Shape
Box + 2 Pan
Radar Cross Section
2.8785
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
GPS SVN 27
Purpose
Navigation
Mission
Navigation
Manufacturer
RWISB
Life Expectancy
7.5 years
Bus
GPS IIA
Configuration
3-Axis stabilized
Motor
Star 37XFP
Equipment
?
Power System
2 deployable solar arrays, 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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