pj_ellps.c

开源投影系统 Cartographic Projections library originally written by Gerald Evenden then of the USGS. The

/* definition of standard geoids */
#ifndef lint
static const char SCCSID[]="@(#)pj_ellps.c	4.6	95/08/25	GIE	REL";
#endif
#define PJ_ELLPS__
#include "projects.h"

C_NAMESPACE struct PJ_ELLPS
pj_ellps[] = {
"MERIT",	"a=6378137.0", "rf=298.257", "MERIT 1983",
"SGS85",	"a=6378136.0", "rf=298.257",  "Soviet Geodetic System 85",
"GRS80",	"a=6378137.0", "rf=298.257222101", "GRS 1980(IUGG, 1980)",
"IAU76",	"a=6378140.0", "rf=298.257", "IAU 1976",
"airy",		"a=6377563.396", "b=6356256.910", "Airy 1830",
"APL4.9",	"a=6378137.0.",  "rf=298.25", "Appl. Physics. 1965",
"NWL9D",	"a=6378145.0.",  "rf=298.25", "Naval Weapons Lab., 1965",
"mod_airy",	"a=6377340.189", "b=6356034.446", "Modified Airy",
"andrae",	"a=6377104.43",  "rf=300.0", 	"Andrae 1876 (Den., Iclnd.)",
"aust_SA",	"a=6378160.0", "rf=298.25", "Australian Natl & S. Amer. 1969",
"GRS67",	"a=6378160.0", "rf=298.2471674270", "GRS 67(IUGG 1967)",
"bessel",	"a=6377397.155", "rf=299.1528128", "Bessel 1841",
"bess_nam",	"a=6377483.865", "rf=299.1528128", "Bessel 1841 (Namibia)",
"clrk66",	"a=6378206.4", "b=6356583.8", "Clarke 1866",
"clrk80",	"a=6378249.145", "rf=293.4663", "Clarke 1880 mod.",
"CPM",  	"a=6375738.7", "rf=334.29", "Comm. des Poids et Mesures 1799",
"delmbr",	"a=6376428.",  "rf=311.5", "Delambre 1810 (Belgium)",
"engelis",	"a=6378136.05", "rf=298.2566", "Engelis 1985",
"evrst30",  "a=6377276.345", "rf=300.8017",  "Everest 1830",
"evrst48",  "a=6377304.063", "rf=300.8017",  "Everest 1948",
"evrst56",  "a=6377301.243", "rf=300.8017",  "Everest 1956",
"evrst69",  "a=6377295.664", "rf=300.8017",  "Everest 1969",
"evrstSS",  "a=6377298.556", "rf=300.8017",  "Everest (Sabah & Sarawak)",
"fschr60",  "a=6378166.",   "rf=298.3", "Fischer (Mercury Datum) 1960",
"fschr60m", "a=6378155.",   "rf=298.3", "Modified Fischer 1960",
"fschr68",  "a=6378150.",   "rf=298.3", "Fischer 1968",
"helmert",  "a=6378200.",   "rf=298.3", "Helmert 1906",
"hough",	"a=6378270.0", "rf=297.", "Hough",
"intl",		"a=6378388.0", "rf=297.", "International 1909 (Hayford)",
"krass",	"a=6378245.0", "rf=298.3", "Krassovsky, 1942",
"kaula",	"a=6378163.",  "rf=298.24", "Kaula 1961",
"lerch",	"a=6378139.",  "rf=298.257", "Lerch 1979",
"mprts",	"a=6397300.",  "rf=191.", "Maupertius 1738",
"new_intl",	"a=6378157.5", "b=6356772.2", "New International 1967",
"plessis",	"a=6376523.",  "b=6355863.", "Plessis 1817 (France)",
"SEasia",	"a=6378155.0", "b=6356773.3205", "Southeast Asia",
"walbeck",	"a=6376896.0", "b=6355834.8467", "Walbeck",
"WGS60",    "a=6378165.0",  "rf=298.3", "WGS 60",
"WGS66",	"a=6378145.0", "rf=298.25", "WGS 66",
"WGS72",	"a=6378135.0", "rf=298.26", "WGS 72",
"WGS84",    "a=6378137.0",  "rf=298.257223563", "WGS 84",
"sphere",   "a=6370997.0",  "b=6370997.0", "Normal Sphere (r=6370997)",
0,0,0,0
};