![Use the built in coordinate calculator to convert single points or files from one reference system to another. Use the built in coordinate calculator to convert single points or files from one reference system to another.](https://www.eye4software.com/hydromagic/documentation/manual/user-interface-features/coordinate-calculator/images/coordinate_calculator.png)
Use the built in coordinate calculator to convert single points or files from one reference system to another.
On the unit sphere, knowing the longitude of two points at the same latitude, how to calculate the arc length of the circle of latitude between these two points? - Quora
![algorithm - Calculating azimuth from two points, both having latitude/longtiude? - Geographic Information Systems Stack Exchange algorithm - Calculating azimuth from two points, both having latitude/longtiude? - Geographic Information Systems Stack Exchange](https://i.stack.imgur.com/uvEQx.png)
algorithm - Calculating azimuth from two points, both having latitude/longtiude? - Geographic Information Systems Stack Exchange
![Power Apps Guide - Formulas - How to calculate the distance between 2 points - Power Apps Guide - Blog Power Apps Guide - Formulas - How to calculate the distance between 2 points - Power Apps Guide - Blog](http://powerappsguide.com/posts/files/0ca02c72-a05c-4c7e-9d33-f0cfc439fc8c.png)