定義済みの楕円

名前	コメント	長半径	扁平率
sphere	Sphere of 6370997 m	6370997.0	0.0
MERIT	MERIT 1983	6378137.0	0.0818192
SGS85	Soviet Geodetic System 85	6378136.0	0.0818192
GRS80	GRS 1980(IUGG, 1980)	6378137.0	0.0818192
IAU76	IAU 1976	6378140.0	0.0818192
airy	Airy 1830	6377563.396	0.0816734
APL4.9	Appl. Physics. 1965	6378137.0	0.0818202
NWL9D	Naval Weapons Lab., 1965	6378145.0	0.0818202
mod_airy	Modified Airy	6377340.189	0.0816734
andrae	Andrae 1876 (Den., Iclnd.)	6377104.43	0.0815816
aust_SA	Australian Natl & S. Amer. 1969	6378160.0	0.0818202
GRS67	GRS 67(IUGG 1967)	6378160.0	0.0818206
bessel	Bessel 1841	6377397.155	0.0816968
bess_nam	Bessel 1841 (Namibia)	6377483.865	0.0816968
clrk66	Clarke 1866	6378206.4	0.0822719
clrk80	Clarke 1880 mod.	6378249.145	0.0824832
CPM	Commission des Poids et Mesures (1799)	6375738.7	0.0772909
delmbr	Delambre 1810 (Belgium)	6376428.0	0.080064
engelis	Engelis 1985	6378136.05	0.0818193
evrst30	Everest 1830	6377276.345	0.081473
evrst48	Everest 1948	6377304.063	0.081473
evrst56	Everest 1956	6377301.243	0.081473
evrst69	Everest 1969	6377295.664	0.081473
evrstSS	Everest (Sabah & Sarawak)	6377298.556	0.081473
fschr60	Fischer (Mercury Datum) 1960	6378166.0	0.0818133
fschr60m	Modified Fischer 1960	6378155.0	0.0818133
fschr68	Fischer 1968	6378150.0	0.0818133
helmert	Helmert 1906	6378200.0	0.0818133
hough	Hough	6378270.0	0.0819919
intl	International 1909 (Hayford)	6378388.0	0.0819919
krass	Krassovsky, 1942	6378245.0	0.0818133
kaula	Kaula 1961	6378163.0	0.0818215
lerch	Lerch 1979	6378139.0	0.0818192
mprts	Maupertius 1738	6397300.0	0.1021949
new_intl	New International 1967	6378157.5	0.0818202
plessis	Plessis 1817 (France)	6376523.0	0.0804333
SEasia	Southeast Asia	6378155.0	0.0818133
walbeck	Walbeck	6376896.0	0.0812068
WGS60	WGS 60	6378165.0	0.0818133
WGS66	WGS 66	6378145.0	0.0818202
WGS72	WGS 72	6378135.0	0.0818188
WGS84	WGS 84	6378137.0	0.0818192