# This is reference data for use by the Datum module.
#
# First we'll define some standard ellipsoids
# then we'll use those to define standard datums
#
# The following data are culled from Peter Dana's excellent sites at
# http://www.colorado.edu/geography/gcraft/notes/datum/datum.html and
# http://www.ncgia.ucsb.edu/education/curricula/giscc/units/u015/u015.html
# Gosh, was that fun!
#
#
Ellipsoids = {
"Airy 1830": ( 6377563.396, 299.3249646),
"Modified Airy": ( 6377340.189, 299.3249646),
"Australian National": ( 6378160, 298.25),
"Bessel 1841 (Namibia)": ( 6377483.865, 299.1528128),
"Bessel 1841": ( 6377397.155, 299.1528128),
"Clarke 1866": ( 6378206.4, 294.9786982),
"Clarke 1880": ( 6378249.145, 293.465),
"Everest (India 1830)": ( 6377276.345, 300.8017),
"Everest (Sabah Sarawak)": ( 6377298.556, 300.8017),
"Everest (India 1956)": ( 6377301.243, 300.8017),
"Everest (Malaysia 1969)": ( 6377295.664, 300.8017),
"Everest (Malay. & Sing)": ( 6377304.063, 300.8017),
"Everest (Pakistan)": ( 6377309.613, 300.8017),
"Modified Fischer 1960": ( 6378155, 298.3),
"Helmert 1906": ( 6378200, 298.3),
"Hough 1960": ( 6378270, 297),
"Indonesian 1974": ( 6378160, 298.247),
"International 1924": ( 6378388, 297),
"Krassovsky 1940": ( 6378245, 298.3),
"GRS 80": ( 6378137, 298.257222101),
"South American 1969": ( 6378160, 298.25),
"WGS 72": ( 6378135, 298.26),
"WGS 84": ( 6378137, 298.257223563),
}
Datums = {
'Adindan': ('Clarke 1880' , -166, -15, 204),
'Afgooye': ('Krassovsky 1940' , -43, -163, 45),
'Ain El Abd 1970': ('International 1924' , -150, -251, -2),
'Alaska (NAD-27)': ('Clarke 1866' , -5, 135, 172),
'Alaska/Canada NAD-27': ('Clarke 1866' , -9, 151, 185),
'Anna 1 Astro 1965': ('Australian National' , -491, -22, 435),
'ARC-1950 mean': ('Clarke 1880' , -143, -90, -294),
'ARC-1960 mean': ('Clarke 1880' , -160, -8, -300),
'Ascension Island 58': ('International 1924' , -207, 107, 52),
'Astro B4 Sor.Atoll': ('International 1924' , 114, -116, -333),
'Astro Beacon E': ('International 1924' , 145, 75, -272),
'Astro Pos 71/4': ('International 1924' , -320, 550, -494),
'Astronomic Stn. 52': ('International 1924' , 124, -234, -25),
'Australian Geodetic 1984': ('Australian National' , -134, -48, 149),
'Bahamas (NAD-27)': ('Clarke 1866' , -4, 154, 178),
'Bellevue (IGN)': ('International 1924' , -127, -769, 472),
'Bermuda 1957': ('Clarke 1866' , -73, 213, 296),
'Bogota Observatory': ('International 1924' , 307, 304, -318),
'Bukit Rimpah': ('Bessel 1841' , -384, 664, -48),
'Camp Area Astro': ('International 1924' , -104, -129, 239),
'Campo Inchauspe': ('International 1924' , -148, 136, 90),
'Canada Mean (NAD27)': ('Clarke 1866' , -10, 158, 187),
'Canal Zone (NAD27)': ('Clarke 1866' , 0, 125, 201),
'Canton Island 1966': ('International 1924' , 298, -304, -375),
'Cape': ('Clarke 1880' , -136, -108, -292),
'Cape Canaveral mean': ('Clarke 1866' , -2, 150, 181),
'Carribean (NAD27)': ('Clarke 1866' , -7, 152, 178),
'Carthage': ('Clarke 1880' , -263, 6, 431),
'Central America (NAD27)': ('Clarke 1866' , 0, 125, 194),
'Chatham 1971': ('International 1924' , 175, -38, 113),
'Chua Astro': ('International 1924' , -134, 229, -29),
'Corrego Alegre': ('International 1924' , -206, 172, -6),
'Corrego Alegre (Provisional)': ('International 1924' , -206, 172, -6),
'Cuba (NAD27)': ('Clarke 1866' , -9, 152, 178),
'Cyprus': ('International 1924' , -104, -101, -140),
'Djakarta(Batavia)': ('Bessel 1841' , -377, 681, -50),
'DOS 1968': ('International 1924' , 230, -199, -752),
'Easter lsland 1967': ('International 1924' , 211, 147, 111),
'Egypt': ('International 1924' , -130, -117, -151),
'European 1950': ('International 1924' , -87, -96, -120),
'European 1950 mean': ('International 1924' , -87, -98, -121),
'European 1979 mean': ('International 1924' , -86, -98, -119),
'Finnish Nautical Chart': ('International 1924' , -78, -231, -97),
'Gandajika Base': ('International 1924' , -133, -321, 50),
'Geodetic Datum 49': ('International 1924' , 84, -22, 209),
'Ghana': ('WGS 84' , 0, 0, 0),
'Greenland (NAD27)': ('Clarke 1866' , 11, 114, 195),
'Guam 1963': ('Clarke 1866' , -100, -248, 259),
'Gunung Segara': ('Bessel 1841' , -403, 684, 41),
'Gunung Serindung 1962': ('WGS 84' , 0, 0, 0),
'GUX 1 Astro': ('International 1924' , 252, -209, -751),
'Herat North': ('International 1924' , -333, -222, 114),
'Hjorsey 1955': ('International 1924' , -73, 46, -86),
'Hong Kong 1963': ('International 1924' , -156, -271, -189),
'Hu-Tzu-Shan': ('International 1924' , -634, -549, -201),
'Indian': ('Everest (India 1830)' , 289, 734, 257),
'Iran': ('International 1924' , -117, -132, -164),
'Ireland 1965': ('Modified Airy' , 506, -122, 611),
'ISTS 073 Astro 69': ('International 1924' , 208, -435, -229),
'Johnston Island 61': ('International 1924' , 191, -77, -204),
'Kandawala': ('Everest (India 1830)' , -97, 787, 86),
'Kerguelen Island': ('International 1924' , 145, -187, 103),
'Kertau 48': ('Everest (Malay. & Sing)', -11, 851, 5),
'L.C. 5 Astro': ('Clarke 1866' , 42, 124, 147),
'La Reunion': ('International 1924' , 94, -948, -1262),
'Liberia 1964': ('Clarke 1880' , -90, 40, 88),
'Luzon': ('Clarke 1866' , -133, -77, -51),
'Mahe 1971': ('Clarke 1880' , 41, -220, -134),
'Marco Astro': ('International 1924' , -289, -124, 60),
'Masirah Is. (Nahrwan)': ('Clarke 1880' , -247, -148, 369),
'Massawa': ('Bessel 1841' , 639, 405, 60),
'Merchich': ('Clarke 1880' , 31, 146, 47),
'Mexico (NAD27)': ('Clarke 1866' , -12, 130, 190),
'Midway Astro 61': ('International 1924' , 912, -58, 1227),
'Mindanao': ('Clarke 1866' , -133, -79, -72),
'Minna': ('Clarke 1880' , -92, -93, 122),
'Montjong Lowe': ('WGS 84' , 0, 0, 0),
'Nahrwan': ('Clarke 1880' , -231, -196, 482),
'Naparima BWI': ('International 1924' , -2, 374, 172),
'North America 83': ('GRS 80' , 0, 0, 0),
'North America 1927 mean': ('Clarke 1866' , -8, 160, 176),
'Observatorio 1966': ('International 1924' , -425, -169, 81),
'Old Egyptian': ('Helmert 1906' , -130, 110, -13),
'Old Hawaiian mean': ('Clarke 1866' , 89, -279, -183),
'Old Hawaiian Kauai': ('Clarke 1866' , 45, -290, -172),
'Old Hawaiian Maui': ('Clarke 1866' , 65, -290, -190),
'Old Hawaiian Oahu': ('Clarke 1866' , 56, -284, -181),
'Oman': ('Clarke 1880' , -346, -1, 224),
'Ordnance Survey of Great Britain 36': ('Airy 1830' , 375, -111, 431),
'Pico De Las Nieves': ('International 1924' , -307, -92, 127),
'Pitcairn Astro 67': ('International 1924' , 185, 165, 42),
'Potsdam Rauenberg DHDN': ('Bessel 1841' , 606, 23, 413),
'Provisional South American 1956 mean':
('International 1924' , -288, 175, -376),
'Provisional South Chilean 1963': ('International 1924' , 16, 196, 93),
'Puerto Rico': ('Clarke 1866' , 11, 72, -101),
'Pulkovo 1942': ('Krassovsky 1940' , 28, -130, -95),
'Qornoq': ('International 1924' , 164, 138, -189),
'Quatar National': ('International 1924' , -128, -283, 22),
'Rome 1940': ('International 1924' , -225, -65, 9),
'S 42': ('Krassovsky 1940' , 28, -121, -77),
'S.E.Asia (Indian)': ('Everest (India 1830)' , 173, 750, 264),
'SAD-69/Brazil': ('South American 1969' , -60, -2, -41),
'Santa Braz': ('International 1924' , -203, 141, 53),
'Santo (DOS)': ('International 1924' , 170, 42, 84),
'Sapper Hill 43': ('International 1924' , -355, 16, 74),
'Schwarzeck': ('Bessel 1841 (Namibia)' , 616, 97, -251),
'Sicily': ('International 1924' , -97, -88, -135),
'Sierra Leone 1960': ('WGS 84' , 0, 0, 0),
'South American 1969 mean': ('South American 1969' , -57, 1, -41),
'South American 1969 mean': ('South American 1969' , -57, 1, -41),
'South Asia': ('Modified Fischer 1960' , 7, -10, -26),
'Southeast Base': ('International 1924' , -499, -249, 314),
'Southwest Base': ('International 1924' , -104, 167, -38),
'Tananarive Observatory 25': ('International 1924' , -189, -242, -91),
'Thai/Viet (Indian)': ('Everest (India 1830)' , 214, 836, 303),
'Timbalai 1948': ('Everest (India 1830)' , -689, 691, -45),
'Tokyo mean': ('Bessel 1841' , -128, 481, 664),
'Tristan Astro 1968': ('International 1924' , -632, 438, -609),
'Unites Arab Emirates (Nahrwan)': ('Clarke 1880' , -249, -156, 381),
'Viti Levu 1916': ('Clarke 1880' , 51, 391, -36),
'Wake-Eniwetok 60': ('Hough 1960' , 101, 52, -39),
'WGS 72': ('WGS 72' , 0, 0, 5),
'WGS 84': ('WGS 84' , 0, 0, 0),
'Yacare': ('International 1924' , -155, 171, 37),
'Zanderij': ('International 1924' , -265, 120, -358),
}
# ----------------------------
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