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Appendix A DATUM
The Explorer supports 219 datums. You may change it by following Change Datum step
by step on page. 15 in Chapter 4. Its setting is WGS-84 when you use the unit initially.
Note: dX, dY and dZ are the 3 dimension tolerance with WGS-84 (scale: meter).
Datum
dX dY dZ
Ellipsoid Region of use Name in EXPLORER
1.
WGS-84
0 0 0
WGS 84 Global WGS 1984
2.
Adindan
-118 -14 218
Clarke 1880 Burkina Faso
A
dindan- Burkina Faso
3. Adindan
-134 -2 210
Clarke 1880 Cameroon Adindan- Cameroon
4.
Adindan
-165 -11 206
Clarke 1880 Ethiopia Adindan- Ethiopia
5.
Adindan
-123 -20 220
Clarke 1880 Mali Adindan- Mali
6. Adindan
-166 -15 204
Clarke 1880
Mean for Ethiopia;
Sudan
Adindan-Regional
Mean
7.
Adindan
-128 -18 224
Clarke 1880 Senegal Adindan- Senegal
8.
Adindan
-161 -14 205
Clarke 1880 Sudan Adindan- Sudan
9.
Afgooye
-43 -163 45
Krassovsky 1940 Somalia Afgooye- Somalia
10.
Ain el Abd 1970
-150 -250 -1
International 1924 Bahrain Ain el Abd’70- Bahrain
11. Ain el Abd 1970
-143 -236 7
International 1924 Saudi Arabia
Ain el Abd’70- Saudi
Arabia
12.
American Samoa
1962
-115 118 426
Clarke 1866
American Samoa
Islands
American Samoa’62
13.
Anna 1 Astro 1965
-491 -22 435
Australian National Cocos Islands Anna 1 Astro’65
14.
Antigua Island Astro
1943
-270 13 62
Clarke 1880
Antigua (Leeward
Islands)
Antigua Island
Astro’43
15.
Arc 1950
-138 -105 -289
Clarke 1880 Botswana Arc’50- Botswana
16.
Arc 1950
-153 -5 -292
Clarke 1880 Burundi Arc’50- Burundi
17.
Arc 1950
-125 -108 -295
Clarke 1880 Lesotho Arc’50- Lesotho
18.
Arc 1950
-161 -73 -317
Clarke 1880 Malawi Arc’50- Malawi
19.
Arc 1950
-143 -90 -294
Clarke 1880
Mean for Botswana;
Lesotho; Malawi;
Swaziland; Zaire;
Zambia; Zimbabwe
Arc’50-Regional Mean
20.
Arc 1950
-134 -105 -295
Clarke 1880 Swaziland Arc’50- Swaziland
21.
Arc 1950
-169 -19 -278
Clarke 1880 Zaire Arc’50- Zaire
22.
Arc 1950
-147 -74 -283
Clarke 1880 Zambia Arc’50- Zambia
23.
Arc 1950
-142 -96 -293
Clarke 1880 Zimbabwe Arc’50- Zimbabwe
24. Arc 1960
-160 -6 -302
Clarke 1880
MEAN FOR Kenya;
Tanzania
Arc’60- Mean of
Kenya, Tanzania
25.
Arc 1960
-157 -2 -299
Clarke 1880 Kenya Arc’60- Kenya
26.
Arc 1960
-175 -23 -303
Clarke 1880 Tanzania Arc’60- Tanzania
27.
A
scension Island 1958 -205 107 53
International 1924 Ascension Island Ascension Island’58
28.
Astro Beacon E 1945
145 75 -272
International 1924 Iwo Jima Astro Beacon E’45
29.
Astro DOS 71/4
-320 550 -494
International 1924 St Helena Island Astro DOS 71/4
30.
Astro Tern Island
(FRIG) 1961
114 -116 -333
International 1924 Tern Island Astro Tern Island
31.
Astronomical Station
1952
124 -234 -25
International 1924 Marcus Island
Astronomical
Station’52
32.
Australian Geodetic
-133 -48 148
Australian National Australia; Tasmania Australian