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constants from the standard reference ellipsoid
Libraries of geodesy functions
- geodesy
- latitude
- longitude
- distance
- bearing
- destination
- haversine
- vincenty
- rhumb
- ellipsoid
- datum
- reference-frame
- TRF
- vector
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A machine-readable index of all EPSG coordinate systems.
Projects coordinates from geodetic to ECEF and unprojects from ECEF to geodetic
LatLng to UTM converter vice versa
geographic coordinate library
A library to convert between EGM96-relative altitudes and WGS84 ellipsoid-relative altitudes
A common coordinate systems conversion module!
Geographic coordinate utilities using WGS84 datum
Convert Gauß-Krüger coordinates (GK2, GK3, GK4, GK5: EPSG:31466-EPSG:31469) to WGS84, and vice versa
Latitude and longitude coordinates converter
convert geodetic (lat,lon) coordinates to ecef (x,y,z)
A NodeJS port of python-sgp4 used for predicting and calculating orbital information of satellites from TLE data.
https://github.com/wandergis/coordtransform
百度坐标系 (BD-09) 、 火星坐标系 (GCJ-02)、WSG84坐标系互转
Simple tile utilities for WGS84 / EPSG:4326
geo4326 converts footprint of satellite to polygon of EPSG:4326.
A lightweight library represents a location with an easy to use API (using [unitsnet-js](https://www.npmjs.com/package/unitsnet-js) units structs).
Functions for performing geographical position calculations using n-vectors
VN2000 to WGS84 converter and reverse