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s2-tools

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A collection of geospatial tools primarily designed for WGS84, Web Mercator, and S2.

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/** Moon's radius in meters */ export const MOON_RADIUS = 1_737_400; /** Moon's equitorial radius in meters */ export const MOON_RADIUS_EQUATORIAL = 1_738_100; /** Moon's polar radius in meters */ export const MOON_RADIUS_POLAR = 1_736_000; /** The average circumference of the Moon in meters. */ export const MOON_CIRCUMFERENCE = 10_916_406.152693814; // 2.0 * Math.PI * MOON_RADIUS; /** * The altitude of the highest known point on the Moon in meters. * https://www.lroc.asu.edu/images/249 */ export const MOON_HIGHEST_ALTITUDE = 10_786.0; /** * The altitude of the lowest known point on the Moon in meters. * https://en.wikipedia.org/wiki/Antoniadi_%28lunar_crater%29 */ export const MOON_LOWEST_ALTITUDE = -9_178.0; // Sources: // Imagery // North Pole: // https://pds.lroc.asu.edu/data/LRO-L-LROC-5-RDR-V1.0/LROLRC_2001/DATA/BDR/NAC_POLE/NAC_POLE_NORTH/ // https://wms.lroc.asu.edu/lroc/view_rdr_product/WAC_GLOBAL_P900N0000_100M // South Pole: // https://pds.lroc.asu.edu/data/LRO-L-LROC-5-RDR-V1.0/LROLRC_2001/DATA/BDR/NAC_POLE/NAC_POLE_SOUTH/ // https://wms.lroc.asu.edu/lroc/view_rdr_product/WAC_GLOBAL_P900S0000_100M // Global Mosaic: // https://astrogeology.usgs.gov/search/map/moon_lro_lroc_wac_global_morphology_mosaic_100m // Terrain // 60deg to 90deg (60m, 30m, 20m, 10m, 5m resolutions): // https://pds-geosciences.wustl.edu/lro/lro-l-lola-3-rdr-v1/lrolol_1xxx/data/lola_gdr/polar/jp2/ // 60s to 60n: // https://astrogeology.usgs.gov/search/map/moon_lro_lola_selene_kaguya_tc_dem_merge_60n60s_59m //# sourceMappingURL=moon.js.map