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NAVSTAR 4 (OPS 5114) (11141)
COSPAR: 1978-112A | Alt Name: Navstar 4
Image
Additional Sources
Launch Details
Launch Date
December 11, 1978
Launch Site
AFWTR
Launch Pad
SLC3E
Launch Vehicle
Atlas F/SVS
Orbital Elements
NORAD ID
11141
International Designator
1978-112A
Epoch
Sat, 27 Jun 2026 16:22:38 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
63.71°
Right Ascension
71.82°
Eccentricity
Calculating...
Argument of Perigee
50.70°
Period
746.52 min
Mean Motion
1.93 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
Basic Satellite Info
Name
NAVSTAR 4 (OPS 5114)
Alternative Name
Navstar 4
Type
Payload
Status
Non-operational
Owner
SAMSO
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 11141U 78112A 26178.68238979 -.00000055 00000-0 00000-0 0 9994
2 11141 63.7124 71.8161 0145567 50.7017 126.5357 1.92895659229292
Source: Celestrak
Summary
Apologies, there is no summary for this satellite yet. I am working to generate these for every object in the catalog, but it is going to take time.
Physical Characteristics
Length
2.4
Diameter
2.6
Span
5.3
Dry Mass
409
Launch Mass
409
Shape
Box + 2 Pan
Radar Cross Section
0.4658
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Navstar GPS SVN 4
Purpose
Navigation
Mission
Navigation
Manufacturer
RWISB
Life Expectancy
5 years
Bus
GPS
Configuration
3-Axis stabilized
Motor
Star 27
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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