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Global Positioning System

The Global Positioning System (GPS) is a satellite-based hyperbolic navigation system owned by the United States Space Force and operated by Mission Delta 31. It is one of the global navigation satellite systems (GNSS) that provide geolocation and time information to a GPS receiver anywhere on or near the Earth where signal quality permits. It does not…

History, Applications, Art & Measurement

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Accuracy
30–500 cm (0.98–16 ft)
Cost
Initial constellation: $12 billion · $12 billion · Operating cost: $1.84 billion per year (2023) · $1.84 billion per year (2023)
Country/ies of origin
United States
Coverage
Global
Current usable satellites
31 operational
First launch
February 22, 1978; 48 years ago (1978-02-22)

Topics to explore

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Overview

History

Principles

Structure

Applications

Communication

Navigation equations

Accuracy enhancement and surveying

Regulatory spectrum issues concerning GPS receivers

Similar systems

Backup system

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Map overview Semantic statistics

Global Positioning System

Nodes359
Edges358
Triples102
Avg. degree1.99
Density0.005571
Components1

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Global Positioning System

Top relations

related to Further reading · 50
Global Positioning System → Aeronautics, American Institute, Archived, Astronautics, Berenguer, Bloomsbury Publishing, Bowditch, Chapter, Culture, Dunn, Galileo, GPS, Greg, How GPS Is Changing, How GPS Shaped, Introduction, ISBN, Jaizki, Juan, Katherine
related to Accuracy enhancement and surveying · 5
Global Positioning System → Enhancement, GNSS, GPS, Some, There
Cost · 4
Global Positioning System → $1.84 billion per year (2023), $12 billion, Initial constellation: $12 billion, Operating cost: $1.84 billion per year (2023)
Accuracy · 1
Global Positioning System → 30–500 cm (0.98–16 ft)
Country/ies of origin · 1
Global Positioning System → United States
Coverage · 1
Global Positioning System → Global
Current usable satellites · 1
Global Positioning System → 31 operational
First launch · 1
Global Positioning System → February 22, 1978; 48 years ago (1978-02-22)
Last launch · 1
Global Positioning System → April 21, 2026; 4 months ago (2026-04-21)
Nominal satellites · 1
Global Positioning System → 24

Important terminology Word statistics

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Important terminology

gps satellites satellite receiver system navigation time use military space clock receivers position force states signals united used fcc accuracy

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Global Positioning SystemAccuracy30–500 cm (0.98–16 ft)1.00infobox
Global Positioning SystemCostInitial constellation: $12 billion1.00infobox
Global Positioning SystemCost$12 billion1.00infobox
Global Positioning SystemCostOperating cost: $1.84 billion per year (2023)1.00infobox
Global Positioning SystemCost$1.84 billion per year (2023)1.00infobox
Global Positioning SystemCountry/ies of originUnited States1.00infobox
Global Positioning SystemCoverageGlobal1.00infobox
Global Positioning SystemCurrent usable satellites31 operational1.00infobox
Global Positioning SystemFirst launchFebruary 22, 1978; 48 years ago (1978-02-22)1.00infobox
Global Positioning SystemLast launchApril 21, 2026; 4 months ago (2026-04-21)1.00infobox
Global Positioning SystemNominal satellites241.00infobox
Global Positioning SystemOperator(s)US Space Force (Mission Delta 31)1.00infobox
Global Positioning SystemOrbital height20,180 km (12,540 mi)1.00infobox
Global Positioning SystemOrbital period.mw-parser-output .frac{white-space:nowrap}.mw-parser-output .frac .num,.mw-parser-output .frac .den{font-size:80%;line-height:0;vertical-align:super}.mw-parser-output .frac .de…1.00infobox
Global Positioning SystemRegime6 MEO planes1.00infobox
Global Positioning SystemRevisit period1 sidereal day1.00infobox
Global Positioning SystemStatusOperational1.00infobox
Global Positioning SystemTotal launches821.00infobox
Global Positioning SystemTypeMilitary, civilian1.00infobox
Global Positioning SystemWebsitegps.gov1.00infobox

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