convert-length

Converts a distance unit (e.g. m) to another (e.g. cm)

v1.0.1 URL: https://unpkg.com/convert-length@1.0.1/convert-length.js

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distance length px conversion convert converts from to unit units m cm mm meter meters inches in centimeter millimetre centimetre metre metres inch millimeter

haversine-distance

Haversine formula in Javascript, in meters, nothing else

v1.2.4 URL: https://unpkg.com/haversine-distance@1.2.4/index.js

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haversine distance geography latitude longitude coordinates math meters

global-mercator

Tools to help with TMS, Quadkey & Google (XYZ) Tiles

v3.1.0 URL: https://unpkg.com/global-mercator@3.1.0/global-mercator.js

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gps-latlon

NPM Module in JS that calculates the distance between two latitude and longitude coordinates in kilometers, meters, miles, yards, feet and nautical miles, from decimal degrees (GPS coordinates) using the Harvesine formula.

v1.0.6 URL: https://unpkg.com/gps-latlon@1.0.6/src/index.min.js

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GPS latitude longitude distance meters kilometers feet miles nautical miles npm javascript harvesine

geo-box

Create, manage and analyze geographical boxes (including geohashes) to get positional, size and distortion information.

v0.1.1 URL: https://unpkg.com/geo-box@0.1.1/main.js

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geohash geobox coordinates latitude longitude distortion degrees meters