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Very basic programs like this may not be suitable for road navigation in cars, but serve their purpose for navigation while walking or trekking, and for use at sea. To determine the GPS coordinates of a destination, one can use sites such as GPScoordinates.eu and GPS visualizer. Some software presented here is free, but maps may need to be paid ...
Avare is a free open source "moving map" aviation GPS, A/FD and EFB app for phones or tablets using the Android Operating System.The app uses any internal Android or compatible external GPS receiver to determine location, allowing real-time display of location, heading, speed, distance, time, and altitude on free U.S. FAA IFR or VFR aviation charts; or on select topographic charts.
Elevation (Europe and America), Time zone (Outdated) (XML output) SunriseSunset.com Sunrise, Sunset, Twilight, and Moon Calendar: Geody Info: Heavens-Above.Com Satellite / Planet Spotter: Echolink Nearest gateway network for amateur radio VoIP Findu.com APRS stations: Degree Confluence Project Info: GeoHack Antipodes: MapIt (from mySociety)
GPS Visualizer USDA Aerial, USGS Topo: Historic Aerials Historic Aerials: NASA/MSFC GOES Weather Satellite: National Weather Service Area weather and forecast Graphical hourly pinpoint forecast: Natural Atlas Topo: TerraFly Satellite: TopoQuest USGS Aerial, Topo: Trails.com Topo: US EPA Watershed Info: USGS National Map Viewer Map: WeatherUSA Live
Informally, specifying a geographic location usually means giving the location's latitude and longitude.The numerical values for latitude and longitude can occur in a number of different units or formats: [2]
The digital elevation model, consisting of surface elevations recorded on a 30-meter horizontal grid, shows high elevations as white and low elevation as black. The accompanying Landsat Thematic Mapper image shows a false-color infrared image looking down at the same area in 30-meter pixels, or picture elements, for the same coordinate points ...
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GPS drawing, also known as GPS art, is a method of drawing where an artist uses a Global Positioning System (GPS) device and follows a pre-planned route to create a large-scale picture or pattern. The .GPX data file recorded during the drawing process is then visualised, usually overlaying it as a line on a map of the area.