s2-tools
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A collection of geospatial tools primarily designed for WGS84, Web Mercator, and S2.
131 lines • 3.41 kB
JavaScript
/** WGS84 Datum */
const wgs84 = {
datumParams: [0, 0, 0, 0, 0, 0, 0],
ellipse: 'WGS84',
datumName: 'WGS84',
};
/** Swiss Datum */
const ch1903 = {
datumParams: [674.374, 15.056, 405.346],
ellipse: 'bessel',
datumName: 'swiss',
};
/** Greek_Geodetic_Reference_System_1987 Datum */
const ggrs87 = {
datumParams: [-199.87, 74.79, 246.62],
ellipse: 'GRS80',
datumName: 'Greek_Geodetic_Reference_System_1987',
};
/** North_American_Datum_1983 Datum */
const nad83 = {
datumParams: [0, 0, 0],
ellipse: 'GRS80',
datumName: 'North_American_Datum_1983',
};
/** Potsdam Rauenberg 1950 DHDN Datum */
const potsdam = {
datumParams: [598.1, 73.7, 418.2, 0.202, 0.045, -2.455, 6.7],
ellipse: 'bessel',
datumName: 'Potsdam Rauenberg 1950 DHDN',
};
/** Carthage 1934 Tunisia Datum */
const carthage = {
datumParams: [-263.0, 6.0, 431.0],
ellipse: 'clark80',
datumName: 'Carthage 1934 Tunisia',
};
/** Hermannskogel Datum */
const hermannskogel = {
datumParams: [577.326, 90.129, 463.919, 5.137, 1.474, 5.297, 2.4232],
ellipse: 'bessel',
datumName: 'Hermannskogel',
};
/** Militar-Geographische Institut Datum */
const militargeographischeInstitut = {
datumParams: [577.326, 90.129, 463.919, 5.137, 1.474, 5.297, 2.4232],
ellipse: 'bessel',
datumName: 'Militar-Geographische Institut',
};
/** Irish National Datum */
const osni52 = {
datumParams: [482.53, -130.596, 564.557, -1.042, -0.214, -0.631, 8.15],
ellipse: 'airy',
datumName: 'Irish National',
};
/** Ireland 1965 Datum */
const ire65 = {
datumParams: [482.53, -130.596, 564.557, -1.042, -0.214, -0.631, 8.15],
ellipse: 'mod_airy',
datumName: 'Ireland 1965',
};
/** Rassadiran Datum */
const rassadiran = {
datumParams: [-133.63, -157.5, -158.62],
ellipse: 'intl',
datumName: 'Rassadiran',
};
/** New Zealand Geodetic Datum 1949 Datum */
const nzgd49 = {
datumParams: [59.47, -5.04, 187.44, 0.47, -0.1, 1.024, -4.5993],
ellipse: 'intl',
datumName: 'New Zealand Geodetic Datum 1949',
};
/** Airy 1830 Datum */
const osgb36 = {
datumParams: [446.448, -125.157, 542.06, 0.1502, 0.247, 0.8421, -20.4894],
ellipse: 'airy',
datumName: 'Airy 1830',
};
/** S-JTSK (Ferro) Datum */
const s_jtsk = {
datumParams: [589, 76, 480],
ellipse: 'bessel',
datumName: 'S-JTSK (Ferro)',
};
/** Beduaram Datum */
const beduaram = {
datumParams: [-106, -87, 188],
ellipse: 'clrk80',
datumName: 'Beduaram',
};
/** Gunung Segara Jakarta Datum */
const gunung_segara = {
datumParams: [-403, 684, 41],
ellipse: 'bessel',
datumName: 'Gunung Segara Jakarta',
};
/** Reseau National Belge 1972 */
const rnb72 = {
datumParams: [106.869, -52.2978, 103.724, -0.33657, 0.456955, -1.84218, 1],
ellipse: 'intl',
datumName: 'Reseau National Belge 1972',
};
export const DATUMS = {
wgs84,
ch1903,
ggrs87,
nad83,
rassadiran,
nzgd49,
osgb36,
s_jtsk,
beduaram,
potsdam,
carthage,
hermannskogel,
militargeographischeInstitut,
osni52,
ire65,
rnb72,
gunung_segara,
};
/** North_American_Datum_1927 Datum */
const nad27 = {
nadgrids: ['@conus', '@alaska', '@ntv2_0.gsb', '@ntv1_can.dat'],
ellipse: 'clrk66',
datumName: 'North_American_Datum_1927',
};
export const NAD_GRIDS = {
nad27,
};
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