egm96-universal

A library to convert between EGM96-relative altitudes and WGS84 ellipsoid-relative altitudes

v1.1.1 URL: https://unpkg.com/egm96-universal@1.1.1/dist/egm96-universal.cjs.js

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egm96 map wgs84 ellipsoid coordinate altitude earth gravity model 1996 cesium

@raruto/leaflet-elevation

A Leaflet plugin that allows to add elevation profiles using d3js

v2.5.1 URL: https://unpkg.com/@raruto/leaflet-elevation@2.5.1/dist/leaflet-elevation.min.js

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leaflet d3js javascript elevation highchart kml altitude gpx gps-visualizer tcx

standard-atmosphere

1976 US Standard Atmosphere implementation

v0.3.5 URL: https://unpkg.com/standard-atmosphere@0.3.5/index.js

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us standard atmosphere 1976 physics url-safe troposphere stratosphere mesosphere altitude temperature pressure density

srtm-elevation

Read and query HGT files from SRTM, for elevation data with high performance. This module use cached and automatically download HGT files as required.

v2.1.2 URL: https://unpkg.com/srtm-elevation@2.1.2/src/index.js

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nasa srtm elevation altitude

node-hgt

Query hgt files (typically SRTM elevation data) with performance.

v1.2.3 URL: https://unpkg.com/node-hgt@1.2.3/src/index.js

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hgt srtm elevation altitude