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USA 271 (41745)
COSPAR: 2016-052B | Alt Name: USA 271
Image
Additional Sources
Launch Details
Launch Date
August 19, 2016
Launch Site
Launch Pad
SLC37B
Launch Vehicle
Delta 4M+(4,2)
Orbital Elements
NORAD ID
41745
International Designator
2016-052B
Epoch
Thu, 25 Jun 2026 18:13:09 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
4.19°
Right Ascension
77.14°
Eccentricity
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Argument of Perigee
290.77°
Period
1442.41 min
Mean Motion
1.00 rev/day
Latitude
Calculating...
Longitude
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Altitude
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Velocity
Calculating...
Polar Plot
3D Visualization
Basic Satellite Info
Name
USA 271
Alternative Name
USA 271
Type
Payload
Status
Operational
Owner
AFSPC
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 41745U 16052B 26176.75914149 -.00000236 00000-0 00000+0 0 9998
2 41745 4.1909 77.1447 0001955 290.7679 281.9940 0.99833204 28007
Source: Celestrak
Summary
USA 271, also known as GeoStar-1, is a satellite launched by the US Air Force Space Command (AFSPC) on August 19, 2016, from Cape Canaveral Air Force Station's SLC37B launch pad using a Delta 4M+(4,2) launch vehicle. It has dimensions of 2 meters in length and diameter with a span of 5 meters. The satellite has a dry mass and launch mass of 500 kilograms each. Equipped with two deployable solar arrays and batteries for power supply, its mission is to conduct space surveillance using the Hornet 4 payload. Manufactured by OATKD (Orbital ATK), it was designed to operate for six years in orbit.
Physical Characteristics
Length
2
Diameter
2
Span
5
Dry Mass
500
Launch Mass
500
Shape
Box + 2 pan
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Hornet 4
Purpose
Space surveillance
Mission
Space surveillance
Manufacturer
OATKD
Life Expectancy
6 years
Bus
GeoStar-1
Configuration
GeoStar-1
Motor
AOCS
Equipment
Unknown
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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