{"id":10186,"date":"2025-10-31T15:17:25","date_gmt":"2025-10-31T15:17:25","guid":{"rendered":"https:\/\/tuttodigitale.net\/mobiletech\/?p=10186"},"modified":"2025-10-31T15:17:25","modified_gmt":"2025-10-31T15:17:25","slug":"coordinate-google-maps-wgs84","status":"publish","type":"post","link":"https:\/\/tuttodigitale.net\/mobiletech\/coordinate-google-maps-wgs84\/","title":{"rendered":"Google Maps e il Sistema di Coordinate WGS84"},"content":{"rendered":"<p>Google Maps uses the World Geodetic System 1984 (WGS84) as its coordinate reference system as of 2025. WGS84 is a three-dimensional coordinate reference frame used globally for navigation, mapping, and geospatial analysis, including in GPS devices and Google Maps. It provides accurate latitude and longitude coordinates based on an ellipsoid model of the Earth and a consistent datum standard <sup class='quote-ref' data-quote='1'>[1]<\/sup> <sup class='quote-ref' data-quote='4'>[4]<\/sup>.<\/p>\n<p>Google Maps applies a Mercator projection (specifically EPSG:3857 or Web Mercator) to WGS84 coordinates to display them on a flat map. This projection maps latitude and longitude from WGS84 into projected coordinates suitable for map tiles and screen display. Although the projection uses a slightly simplified sphere for calculation, Google Maps coordinates remain fundamentally tied to WGS84 geographic coordinates <sup class='quote-ref' data-quote='1'>[1]<\/sup> <sup class='quote-ref' data-quote='2'>[2]<\/sup> <sup class='quote-ref' data-quote='4'>[4]<\/sup> <sup class='quote-ref' data-quote='6'>[6]<\/sup>.<\/p>\n<p>If you have WGS84 coordinates (latitude and longitude), they can be directly used in Google Maps without datum conversion because Google Maps uses WGS84 as its base datum. Conversion between coordinate formats (like from degrees-minutes-seconds to decimal degrees) may be necessary to input or program coordinates correctly into Google Maps APIs or tools, but the underlying datum is consistent <sup class='quote-ref' data-quote='1'>[1]<\/sup> <sup class='quote-ref' data-quote='3'>[3]<\/sup> <sup class='quote-ref' data-quote='4'>[4]<\/sup>.<\/p>\n<p>In summary:<\/p>\n<ul>\n<li>Google Maps coordinates in 2025 are based on WGS84.<\/li>\n<li>Latitude and longitude are provided in decimal degrees referencing the WGS84 ellipsoid.<\/li>\n<li>Google Maps uses the Mercator projection (EPSG:3857) for rendering map tiles, which corresponds to WGS84 coordinates projected to meters on a flat plane.<\/li>\n<li>No conversion from WGS84 is required to plot locations on Google Maps, other than format adjustments.<\/li>\n<\/ul>\n<p>This remains accurate for 2025 as WGS84 is the current international geodetic standard used globally in GPS and mapping including Google Maps <sup class='quote-ref' data-quote='1'>[1]<\/sup> <sup class='quote-ref' data-quote='4'>[4]<\/sup>.<\/p>\n<script>const sources = [[1,\"https:\/\/pointonenav.com\/news\/world-geodetic-system\/\",\"WGS84: What is the World Geodetic System 1984\",\"Learn about WGS84, a 3D coordinate reference frame, and the current world geodetic system standard for navigation, mapping, and geospatial analysis.\"],[2,\"https:\/\/gis.stackexchange.com\/questions\/107051\/wherer-is-wrong-with-transforming-a-wgs84-lon-lat-point-onto-google-maps\",\"Wherer is wrong with transforming a WGS84 [lon,lat] point onto ...\",\"I want to convert a longitude latitude point in WGS84 coordinate system to Google Maps(not google earth) coordinate, But when I put the converted point on google map, it always has a roughly 10km o...\"],[3,\"https:\/\/stackoverflow.com\/questions\/6602572\/converting-datum-wgs84-coordinates-for-google-map-v3-js-latlng-object\",\"Converting DATUM WGS84 coordinates for google map v3 JS ...\",\"I am trying to convert the following to work with the Google maps v3 JS api. N37 10.320 W122 13.357 How do I convert this to work with the LatLng Object? I was expecting it to be two decimals, e...\"],[4,\"https:\/\/developers.google.com\/maps\/documentation\/javascript\/coordinates\",\"Map and Tile Coordinates | Maps JavaScript API\",\"The Maps JavaScript API uses the following coordinate systems: Latitude and longitude values, which reference a point on the world uniquely. (Google uses the World Geodetic System WGS84 standard.) World coordinates, which reference a point on the map uniquely. Pixel coordinates, which reference a specific pixel on the map at a specific zoom level. Tile coordinates, which reference a specific tile on the map at a specific zoom level. Whenever the API needs to translate a location in the world...\"],[5,\"https:\/\/mapscaping.com\/web-mercator-to-wgs84-converter\/\",\"Web Mercator To WGS84 Converter - July 27, 2025 - Mapscaping.com\",\"\"],[6,\"https:\/\/epsg.io\/3857\",\"WGS 84 \/ Pseudo-Mercator - EPSG:3857 - EPSG.io\",\"EPSG:3857 Projected coordinate system for World between 85.06\u00b0S and 85.06\u00b0N. Not a recognised geodetic system. Uses spherical development of ellipsoidal coordinates. Relative to WGS 84 \/ World Mercator (CRS code 3395) gives errors of 0.7 percent in scale and differences in northing of up to 43km in the map (21km on the ground). Web mapping and visualisation.\"],[7,\"https:\/\/coordinates-converter.com\",\"Online converter to all coordinate systems | UTM, WGS.. | with map\",\"UTM, UTMRF\/MGRS, CH1903, Gauss-Krueger, GK, NAC, W3W and WGS as decimal, decimal minutes or in degrees, minutes and seconds. Large map Coordinates to address\"],[8,\"https:\/\/gauss.svemir.co\",\"Gauss\u2013Kr\u00fcger to WGS84 Coordinates Transformation Tool\",\"\"],[9,\"https:\/\/epsg.io\/map\",\"Coordinates on a map - pick GPS lat &amp; long or ... - EPSG.io\",\"Transform coordinates for position on a map - converting latitude \/ longitude degrees\"],[10,\"http:\/\/maps.marnoto.com\/conversor-coordenadas\/\",\"Conversor de Coordenadas Geogr\u00e1ficas - Marnoto\",\"Conversor de coordenadas geogr\u00e1ficas. Converta coordenadas Google Maps para GPS e vice-versa.\"]];<\/script>\n","protected":false},"excerpt":{"rendered":"<p>Google Maps uses the World Geodetic System 1984 (WGS84) as its coordinate reference system as of 2025. WGS84 is a three-dimensional coordinate reference frame used globally for navigation, mapping, and geospatial analysis, including in GPS devices and Google Maps. It provides accurate latitude and longitude coordinates based on an ellipsoid model of the Earth and &#8230; <a title=\"Google Maps e il Sistema di Coordinate WGS84\" class=\"read-more\" href=\"https:\/\/tuttodigitale.net\/mobiletech\/coordinate-google-maps-wgs84\/\" aria-label=\"Per saperne di pi\u00f9 su Google Maps e il Sistema di Coordinate WGS84\">Leggi tutto<\/a><\/p>\n","protected":false},"author":3940,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[1352],"tags":[],"class_list":["post-10186","post","type-post","status-publish","format-standard","hentry","category-geolocalizzazione"],"_links":{"self":[{"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/posts\/10186","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/users\/3940"}],"replies":[{"embeddable":true,"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/comments?post=10186"}],"version-history":[{"count":1,"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/posts\/10186\/revisions"}],"predecessor-version":[{"id":18602,"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/posts\/10186\/revisions\/18602"}],"wp:attachment":[{"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/media?parent=10186"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/categories?post=10186"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tuttodigitale.net\/mobiletech\/wp-json\/wp\/v2\/tags?post=10186"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}