Georgi Arnaudov georgiarnaudov
georgiarnaudov
/ degrees2meters.js
Created
February 13, 2020 07:36
— forked from onderaltintas/degrees2meters.js
javascript coordinate conversions between 900913(3857) - 4326(lat lon)
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| var degrees2meters = function(lon,lat) { | |
| var x = lon * 20037508.34 / 180; | |
| var y = Math.log(Math.tan((90 + lat) * Math.PI / 360)) / (Math.PI / 180); | |
| y = y * 20037508.34 / 180; | |
| return [x, y] | |
| } | |
| //test | |
| lon= -77.035974 | |
| lat = 38.898717 |