This table lists the predefined ellipsoids that can be used in coordinate system and datum definitions. Note that each coordinate system definition must specify either a datum or ellipsoid.
Recently added entries appear with a grey background.
|
Ellipsoid Name |
Description |
|
APL4-5 |
A.P.L./4.5 |
|
AIRY30 |
Airy 1830 |
|
AIRY49 |
Airy 1848 |
|
AIRY-MOD |
Airy Modified |
|
ANS66 |
Australian National Spheroid of 1966 |
|
AT77 |
Average Terrestrial System 1977 Canada |
|
ATS77 |
Average Terrestrial System 1977 Canada (same as AT77) |
|
AUSSIE52 |
Australian AIG 1952 |
|
AUSSIE |
Australian 1965 |
|
AUSTRALIAN165 |
Australian 165 (1962) |
|
BESL-MOD |
Bessel Modified |
|
BESL-NMB |
Bessel Namibia |
|
BeslNmb-GLM |
Bessel Namibia (GLM), EPSG, V6.3, 7046 [ISO Project Team 19127] |
|
BESL-TRI |
Bessel Triangulation Sweden |
|
BESSEL |
Bessel 1841 |
|
BESSEL-NORWAY |
Norwegian National Ellipsoid (NGO) |
|
BORNEO |
Borneo, 4 mm larger than EVRST-TM |
|
BPCNC |
Sphere having volume equal to International ellipsoid |
|
Clarke1866/IntnlFt |
Clarke 1880 (international foot), EPSG 6.11.2 |
|
Clarke66AuthalicSphere |
Clarke 1866 Authalic Sphere, ESPG 6.11.2 |
|
CLRK22 |
Clark3 1922 IGN |
|
CLRK58 |
Clarke 1858 |
|
CLRK66 |
Clarke 1866 |
|
CLRK80 |
Clarke 1880 |
|
Clrk80-Strasser |
Clarke 1880, EPSG, V6.3, 7034 |
|
CLRK85 |
Clarke 1885 |
|
CLRK-ARC |
Clark ARC |
|
CLRK-IGN |
Institut Geographique National (France), Clarke 1880 |
|
CLRK-PAl |
Clarke Palestine |
|
CLRK-RGS |
Clarke 1880 RGS |
|
CLRKS |
Clarke 1866, Spherical |
|
DANEMARK |
Danemark |
|
DELA1810 |
Delambre 1810 |
|
DELA-MOD |
Delambre Modified Hydro |
|
DELAMBRE1800 |
Delambre 1800 |
|
Everest1969/RSO |
Everest 1830 (RSO 1969), EPSG 6.11.2 |
|
Everest1830 |
Everest (1830 Definition), EPSG, V6.3, 7042 |
|
Everest1830/67 |
Everest 1830 (1967 Definition), ESPG 6.11.2 |
|
Everest1830Def62 |
Everest 1830 (1962 Definition), EPSG, V6.3, 7044 |
|
Everest1830Def75 |
Everest 1830 (1975 Definition), EPSG, V6.3, 7045 |
|
EVEREST |
Everest Indian 1830 |
|
EVERESTPAKISTAN |
Ellipsoid for Everest Pakistan |
|
EVRST-IM |
Everest Imperial 1830 |
|
EVRST_MD |
Everest Modified |
|
EVRST-TM |
Everest Timbalai (same as Everest Imperial) |
|
FSHR1960 |
Fischer 1960 (Mercury) |
|
FSHR60MOD |
Modified Fischer 1960 (South Asia) |
|
FSHR1968 |
Fischer 1968 |
|
GEM-10C |
GEM 10C, EPSG, V6.3, 7031 |
|
Ghana-WO |
Ghana Labelled War Office, given in feet, assumed IFOOT |
|
GRS1967 |
Geodetic Reference System 1967 |
|
GRS1980 |
Geodetic Reference System of 1980 |
|
GRS80SphereAuthalic |
GRS 1980 Authalic Sphere, EPSG, V6.3, 7048 |
|
HAYFORD |
Hayford 1924 (a.k.a. 1909), same as International 1924 |
|
HAYFORD1906 |
Hayford 1906 |
|
HEIS-29 |
Heiskanen 1929 |
|
HEISKANEN1926 |
Heiskanen 1926 |
|
HELMERT1907 |
Helmert 1907 |
|
HLMRT06 |
Helmert 1906 (a.k.a. 1907) |
|
HOLLAND |
Holland |
|
HOUGH |
Hough |
|
IndonesianNtl |
Indonesian National Spheroid, EPSG, V6.3, 7021 |
|
INTNL |
International 1924 |
|
IUGG-67 |
IUGG Reference Ellipsoid, 1967 |
|
JEFF-48 |
Jeffreys 1948 |
|
KAULA1964 |
Kaula 1964 |
|
KRASOV |
Krassovsky 1940/1948 |
|
KRASOVSKY1936 |
Krasovsky 1936 |
|
LEDERSTEGER1951 |
Ledersteger 1951 |
|
MICHIGAN |
Michigan based on Clarke 1866 + 800 feet |
|
NWL-9D |
NWL-9D |
|
NZGD49 |
New Zealand Geodetic Datum of 1949 (also known as International 1924) |
|
OSU86F |
OSU86F, EPSG, V6.3, 7032 |
|
OSU91A |
OSU91A, EPSG, V6.3, 7033 |
|
PLESSIS |
Plessis 1817 |
|
PZ-90 |
PZ-90, EPSG 6.11.2 |
|
PRATT1863 |
Pratt 1863 |
|
SA1969 |
South American 1969 |
|
SPHERE |
Sphere of radius 6370997 |
|
SPHERE-1 |
Sphere of radius 6371000.0 |
|
STRU1860 |
Struve, 1860 |
|
SVANBERG |
Svanberg |
|
UNITE |
Unit ellipsoid, testing only. Eccentricity same as Clarke 66 |
|
UNITS |
Unit sphere, testing only |
|
UNIT3 |
3.0 Unit sphere, testing only |
|
T-BPCNC |
Sphere for testing Bipolar Oblique Conformal Conic |
|
VEIS1964 |
Veis (1964) |
|
WALB |
Walbeck |
|
WAR-OFC |
War Office, McCaw |
|
WarOffice |
War Office, EPSG, V6.3, 7029 |
|
WGS60 |
World Geodetic System of 1960 |
|
WGS66 |
World Geodetic System of 1966 / NWL 8D |
|
WGS67 |
World Geodetic System of 1967, Lucerne |
|
WGS72 |
World Geodetic System of 1972 |
|
WGS84 |
World Geodetic System of 1984 |
|
Xian1980 |
Xian 1980, EPSG, V6.3, 7049 |