More Geodetic
Datums and user Grids
This is
a collection of Geodetic Datums and user grid definitions,
prepared for GARtrip. Just append the suitable text line to
your file DATUM.INI, or download the complete extended file. If you don't find what you need,
please ask the author.
Africa:
ARC-1960,
-112.145,-0.000054750714, -160, -8, -300
Datum and
Grid for Argentina (corrected
with grid zones 05-NOV-2001):
Campo Inchauspe, -251, -0.000014192702, -148,
136, 90
#Argentina 1, Campo Inchauspe,
-72, -90, 1, 1500000, 0
#Argentina 2, Campo Inchauspe,
-69, -90, 1, 2500000, 0
#Argentina 3, Campo Inchauspe,
-66, -90, 1, 3500000, 0
#Argentina 4, Campo Inchauspe,
-63, -90, 1, 4500000, 0
#Argentina 5, Campo Inchauspe,
-60, -90, 1, 5500000, 0
#Argentina 6, Campo Inchauspe,
-57, -90, 1, 6500000, 0
#Argentina 7, Campo Inchauspe,
-54, -90, 1, 7500000, 0
Australia:
AGD66, -23,
-0.000000081204, -133, -48, 148
AGD84, -23, -0.000000081204, -134, -48, 149
For the new datum GDA94, there are two
definitions. The older and unreferenced one is:
GDA94, -23, -0.000000081204, -5, 5, 4
while newer sources say that it is
almost identical to WGS84 for GPS precision. Sou you should select WGS84 instead. If you prefer to see the
datum name GDA94, enter this definition line:
GDA94, 0, 0, 0, 0, 0
Datum and
Grid zones for Austria: (Datum
values updated
22-APR-03)
MGI Austria, 739.845, 0.000010037483, 596, 87, 473
#Österreich M28,MGI Austria, 10.333333333, 0, 1, 150000, -5000000
#Österreich M31,MGI Austria, 13.333333333, 0, 1, 450000, -5000000
#Österreich M34,MGI Austria, 16.333333333, 0, 1, 750000, -5000000
Bahrain and Saudi Arabia:
Ain El Abd 70, -251,
-0.000014192702, -150, -251, -2
Brazil:
Corrego Alegre, -251, -0.000014192702,
-209, 172, -6
SAD69,-23,-0.000000081204,-60,-2,-41
All-numeric
version of British Grid:
#(GB) British numeric,Ord Srvy
GB,-2,49,0.9996,400000,-100000
Cambodia:
Indian 1954, 860.655, 0.000028361368, 217, 823, 299
Czech Republic:
S-42,-108,0.0048076,23,-124,-84
#CZS42,S-42,15.00000,0,1,3500000,0
New Zealand:
besides the built-in New Zealand grid, there is a new New Zealand Transverse Mercator grid
(NZTM):
#New Zealand
TM,WGS-84,173,0,0.9996,1600000,10000000
North America:
NAD27
Canada,-69.4,-0.000037264639,-10,158,187
NAD83, 0, -0.000000000016, 0, 0, 0
NAD27 Alaska,-69.4,-0.000037264639,-5,135,172
NAD27 Central,-69.4,-0.000037264639, 0,125,194
NAD27 CONUS,-69.4,-0.000037264639,-8,160,176
NAD27 Mexico,-69.4,-0.000037264639,-12,130,190
Finland:
Finland
Hayford,-251,-0.000014192702,-78,-231,-97
#Finnish KKJ 1,Finland Hayford,
21, 0, 1, 1500000, 0
#Finnish KKJ 2,Finland Hayford,
24, 0, 1, 2500000, 0
#Finnish KKJ 3,Finland Hayford,
27, 0, 1, 3500000, 0
#Finnish KKJ 4,Finland Hayford,
30, 0, 1, 4500000, 0
Iceland:
Hjorsey
1955,-251,-0.000014192702,-73,46,-86
For Israel
two versions of a dedicated grid are reproted:
Israel,-163,-0.00005439085,-235,-85,264
#Israel,Israel,35.21208333,0,1,170251,614750
#Israel2,Israel,35.21208333,31.73409,1,170251,1126868
Datum and
Grid zones for Italy:
Rome40,
-251,-0.000014192702,-225,-65,9
#Gauss Boaga Italy(Ovest),Rome40,9,0,0.9996,1500000,0
#Gauss Boaga Italy(Est),Rome40,15,0,0.9996,2520000,0
Japan:
Tokyo, 739.845,
0.000010037483, -128, 481, 664
Luxembourg: LUxemburg
REference Frame LUREF
LUREF, -251, -0.000014192702, -265, 77, 21
#LUREF(Luxembourg), LUREF, 6.1666667, 49.8333333, 1, 80000, 100000
Netherlands: Rijksdriehoekmeting (RD)
RD, 740, 0.00001003748, 593, 26, 478
#(NL) TDN-RD Grid,RD, 005.38763, 0.0, 0.9999079,
155000.0, -5316592.0
New Zealand:
Geodetic'49, -251,
-0.000014192702, 84, -22, 209
Philippines except Mindanao:
Luzon
Philippines,-69.4,-0.000037264639,-133,-77,-51
Philippines
Mindanao:
Luzon
Mindanao,-69.4,-0.000037264639,-133,-79,-72
Russia:
Pulkowo1942,-108,0.000000480796,28,-130,-95
South Africa:
Cape, -112.145,
-0.000054750714, -136, -108, -292
South America:
Prov S Am
'56,-251,-0.000014192702,-288,175,-376
Spain, Canarian Islands:
Pico de las Nieves, -251,
-0.000014192702, -307, -92, 127
Thailand:
Indian 1975, 860.655,
0.00002836136879, 210, 814, 289
For more Geodetic Datums and their backgrounds, see http://www.ASPRS.org/resources.html
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