HDG Explains : How Does GPS Work?
![HDG Explains : How Does GPS Work?](https://helpdeskgeek.com/wp-content/pictures/2019/12/gps.png)
The last time you used your phone to have Google Maps pinpoint your exact location on a map, did you ever stop and wonder how does GPS work so accurately? []
![](https://ops.group/blog/wp-content/uploads/2023/09/fake-gps-signal-map-2.jpg)
Flights misled over position, navigation failure follows – International Ops 2023 – OPSGROUP
![](https://www.scienceabc.com/wp-content/uploads/ext-www.scienceabc.com/wp-content/uploads/2016/06/Satellite-1.jpg-.jpg)
How Does Global Positioning System (GPS) Work? » Science ABC
![](https://www.researchgate.net/publication/340312372/figure/fig2/AS:875987097100291@1585863007511/Schematic-of-speed-over-ground-SOG-course-over-ground-COG-ship-heading-HDG-and_Q320.jpg)
Schematic of speed over ground (SOG), course over ground (COG), ship
![](https://i.redd.it/when-the-game-loads-it-defaults-to-vor1-instead-of-gps-v0-ce2g8vhm8u8b1.jpg?width=1644&format=pjpg&auto=webp&s=2d496f29de8aa9b761be32bad14285562646f594)
When the game loads it defaults to VOR1 instead of GPS(magenta).. how do I get gps back? : r/MicrosoftFlightSim
![](https://www.panbo.com/assets_c/2017/11/Garmin_ActiveCaptain_app_notifications_Navionics_cPanbo-thumb-465xauto-15748.jpg)
Panbo: The Marine Electronics Hub: Garmin & Navionics part 2, a close look at ActiveCaptain the app
![](https://user-images.githubusercontent.com/15834441/95353353-789afc00-08c3-11eb-9c0f-d9a80f451a4f.png)
Feature Request - realistic behaviour of ADIRS alignment process · Issue #182 · legoboyvdlp/A320-family · GitHub
![](https://www.researchgate.net/publication/221022222/figure/fig12/AS:668676747452443@1536436368656/shows-a-code-sample-for-the-billboard-XML-element-The-billboard-element-has-all-the.png)
shows a code sample for the billboard XML element. The billboard
![](https://www.hangsim.com/vehicle-simulator/help/gps3.jpg)
Vehicle Simulator reference manual
![](https://forums.flightsimulator.com/uploads/default/original/4X/6/5/2/65200328e3836e2f7cdf8dd808b5cfdbc0956cd9.jpeg)
Working Title G1000 NXi Discussion Thread - #2758 by iRideREGTRERVA - Tools & Utilities - Microsoft Flight Simulator Forums
![](https://www.faa.gov/sites/faa.gov/files/about/office_org/headquarters_offices/ato/GPS_how_it_works1.png)
Satellite Navigation - GPS - How It Works
![](https://forums.flightsimulator.com/uploads/default/original/4X/b/8/d/b8d068993e35dbaee7f3633fbfdacdda50d88522.jpeg)
Working Title Garmin G3000 Discussion Thread - Tools & Utilities - Microsoft Flight Simulator Forums