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By default, web maps you create in ArcGIS Online Map Viewer are displayed in the Web Mercator map projection. But what if you want to use a map projection other than Web Mercator for your map? This…
Product Name
ArcGIS Online Expertise Level
Beginner
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Working with spatial data may require three coordinate systems for different purposes: data storage, spatial analysis, and display on a map. The appropriate choice for one purpose may not be the best…
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While the Mercator projection was handy for navigation in the days of early explorers, and its web version is a default for web maps and apps today, the Web Mercator projection is not a good choice…
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Projects usually combine data from different sources and with different spatial references. Often, your data layers don’t line up due to problems with coordinate systems and/or transformations.…
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The Web Mercator coordinate system has become the standard for many web maps and services. Unfortunately, Web Mercator is not a very good coordinate system. This short presentation will discuss why…
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