POSC Specifications
Version 2.2.2		 Epicentre Standard Values
coordinate_transformation_parameter

coordinate_transformation_parameter

Changes Document
Standard Instance Values

ref _coordinate _transformation _parameter coordinate _transformation _method description source version status
ref _coordinate _transformation _parameter .name coordinate _transformation _method .identifier   ref _source .name ref _epicentre _version .name  
scale factor at origin Mercator Deprecated. Use Mercator (1SP) or (2SP). POSC 2.2 deprecated
latitude of origin Mercator Deprecated. Use Mercator (1SP) or (2SP). POSC 2.2 deprecated
longitude of origin Mercator Deprecated. Use Mercator (1SP) or (2SP). POSC 2.2 deprecated
false easting Mercator Deprecated. Use Mercator (1SP) or (2SP). POSC 2.2 deprecated
false northing Mercator Deprecated. Use Mercator (1SP) or (2SP). POSC 2.2 deprecated
scale factor at natural origin Mercator (1SP)   POSC 2.2 current
latitude of natural origin Mercator (1SP)   POSC 2.2 current
longitude of natural origin Mercator (1SP)   POSC 2.2 current
false easting Mercator (1SP)   POSC 2.2 current
false northing Mercator (1SP)   POSC 2.2 current
latitude of natural origin Mercator (2SP)   POSC 2.2 current
longitude of natural origin Mercator (2SP)   POSC 2.2 current
false easting Mercator (2SP)   POSC 2.2 current
false northing Mercator (2SP)   POSC 2.2 current
scale factor at natural origin Transverse Mercator   POSC 2.2 current
scale factor at origin Transverse Mercator Deprecated. Use scale factor at natural origin. POSC 2.2 deprecated
latitude of natural origin Transverse Mercator   POSC 2.2 current
longitude of natural origin Transverse Mercator   POSC 2.2 current
latitude of origin Transverse Mercator Deprecated. Use latitude of natural origin. POSC 2.2 deprecated

coordinate_transformation_parameter

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ref _coordinate _transformation _parameter coordinate _transformation _method description source version status
longitude of origin Transverse Mercator Deprecated. Use longitude of natural origin. POSC 2.2 deprecated
false easting Transverse Mercator   POSC 2.1 current
false northing Transverse Mercator   POSC 2.1 current
latitude of natural origin Cassini-Soldner   POSC 2.2 current
longitude of natural origin Cassini-Soldner The value is positive if east, negative if west of the Greenwich Meridian. POSC 2.2 current
latitude of origin Cassini-Soldner Deprecated. Use latitude of natural origin. POSC 2.2 deprecated
longitude of origin Cassini-Soldner Deprecated. Use longitude of natural origin. POSC 2.2 deprecated
false easting Cassini-Soldner   POSC 2.1 current
false northing Cassini-Soldner   POSC 2.1 current
latitude of natural origin Tunisia Mining Grid   POSC 2.2.2 current
longitude of natural origin Tunisia Mining Grid The value is positive if east, negative if west of the Greenwich Meridian. POSC 2.2.2 current
false easting Tunisia Mining Grid   POSC 2.2.2 current
false northing Tunisia Mining Grid   POSC 2.2.2 current
scale factor at natural origin Transverse Mercator (South Oriented)   POSC 2.2 current
latitude of natural origin Transverse Mercator (South Oriented)   POSC 2.2 current
longitude of natural origin Transverse Mercator (South Oriented) The value is positive if east, negative if west of the Greenwich Meridian. POSC 2.2 current
scale factor at origin Transverse Mercator (South Oriented) Deprecated. use scale factor at natural origin. POSC 2.2 deprecated
latitude of origin Transverse Mercator (South Oriented) Deprecated. Use latitude of natural origin. POSC 2.2 deprecated
longitude of origin Transverse Mercator (South Oriented) Deprecated. Use longitude of natural origin. POSC 2.2 deprecated
false easting Transverse Mercator (South Oriented)   POSC 2.1 current

coordinate_transformation_parameter

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ref _coordinate _transformation _parameter coordinate _transformation _method description source version status
false northing Transverse Mercator (South Oriented)   POSC 2.1 current
latitude of natural origin New Zealand Map Grid   POSC 2.2 current
latitude of origin New Zealand Map Grid Deprecated. Use latitude of natural origin. POSC 2.2 deprecated
longitude of natural origin New Zealand Map Grid   POSC 2.2 current
longitude of origin New Zealand Map Grid Deprecated. Use longitude of natural origin. POSC 2.2 deprecated
false easting New Zealand Map Grid   POSC 2.1 current
false northing New Zealand Map Grid   POSC 2.1 current
latitude of origin Swiss Oblique Mercator Deprecated. Use Swiss Oblique Cylindrical. POSC 2.2 deprecated
longitude of origin Swiss Oblique Mercator Deprecated. Use Swiss Oblique Cylindrical. POSC 2.2 deprecated
false easting Swiss Oblique Mercator Deprecated. Use Swiss Oblique Cylindrical. POSC 2.2 deprecated
false northing Swiss Oblique Mercator Deprecated. Use Swiss Oblique Cylindrical. POSC 2.2 deprecated
latitude of projection center Swiss Oblique Cylindrical   POSC 2.2 current
longitude of projection center Swiss Oblique Cylindrical   POSC 2.2 current
easting at projection center Swiss Oblique Cylindrical   POSC 2.2 current
northing at projection center Swiss Oblique Cylindrical   POSC 2.2 current
scale factor at natural origin Lambert Conic Conformal (1SP)   POSC 2.2 current
latitude of natural origin Lambert Conic Conformal (1SP)   POSC 2.2 current
longitude of natural origin Lambert Conic Conformal (1SP)   POSC 2.2 current
scale factor at origin Lambert Conic Conformal (1SP) Deprecated. Use scale factor at natural origin. POSC 2.2 deprecated
latitude of origin Lambert Conic Conformal (1SP) Deprecated. Use latitude of natural origin. POSC 2.2 deprecated

coordinate_transformation_parameter

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ref _coordinate _transformation _parameter coordinate _transformation _method description source version status
longitude of origin Lambert Conic Conformal (1SP) Deprecated. Use longitude of natural origin. POSC 2.2 deprecated
false easting Lambert Conic Conformal (1SP)   POSC 2.1 current
false northing Lambert Conic Conformal (1SP)   POSC 2.1 current
longitude of origin Lambert Conic Conformal (2SP) Deprecated. Considered to be the same as longitude of false origin. POSC 2.2 deprecated
latitude of first standard parallel Lambert Conic Conformal (2SP)   POSC 2.1 current
latitude of second standard parallel Lambert Conic Conformal (2SP)   POSC 2.1 current
longitude of false origin Lambert Conic Conformal (2SP)   POSC 2.1 current
latitude of false origin Lambert Conic Conformal (2SP)   POSC 2.1 current
easting at false origin Lambert Conic Conformal (2SP)   POSC 2.1 current
northing at false origin Lambert Conic Conformal (2SP)   POSC 2.1 current
latitude of first standard parallel Lambert Conic Conformal (2SP Belgium)   POSC 2.2 current
latitude of second standard parallel Lambert Conic Conformal (2SP Belgium)   POSC 2.2 current
longitude of false origin Lambert Conic Conformal (2SP Belgium)   POSC 2.2 current
latitude of false origin Lambert Conic Conformal (2SP Belgium)   POSC 2.2 current
easting at false origin Lambert Conic Conformal (2SP Belgium)   POSC 2.2 current
northing at false origin Lambert Conic Conformal (2SP Belgium)   POSC 2.2 current
latitude of first standard parallel Lambert Conic Conformal (Helmert) Deprecated. Use Lambert Conic Conformal (2SP Belgium) POSC 2.2 deprecated
latitude of second standard parallel Lambert Conic Conformal (Helmert) Deprecated. Use Lambert Conic Conformal (2SP Belgium) POSC 2.2 deprecated
longitude of false origin Lambert Conic Conformal (Helmert) Deprecated. Use Lambert Conic Conformal (2SP Belgium) POSC 2.2 deprecated
latitude of false origin Lambert Conic Conformal (Helmert) Deprecated. Use Lambert Conic Conformal (2SP Belgium) POSC 2.2 deprecated

coordinate_transformation_parameter

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ref _coordinate _transformation _parameter coordinate _transformation _method description source version status
easting at false origin Lambert Conic Conformal (Helmert) Deprecated. Use Lambert Conic Conformal (2SP Belgium) POSC 2.2 deprecated
northing at false origin Lambert Conic Conformal (Helmert) Deprecated. Use Lambert Conic Conformal (2SP Belgium) POSC 2.2 deprecated
longitude of origin Lambert Conic Conformal (Helmert) Deprecated. Use Lambert Conic Conformal (2SP Belgium) POSC 2.2 deprecated
azimuth of initial line at proj center Lambert Conic Conformal (Helmert) Deprecated. Use Lambert Conic Conformal (2SP Belgium) POSC 2.2 deprecated
latitude of projection center Laborde Oblique Mercator   POSC 2.1 current
longitude of projection center Laborde Oblique Mercator   POSC 2.1 current
false easting Laborde Oblique Mercator   POSC 2.2 current
false northing Laborde Oblique Mercator   POSC 2.2 current
easting at projection center Laborde Oblique Mercator Deprecated. Use false easting. POSC 2.1 deprecated
northing at projection center Laborde Oblique Mercator Deprecated. Use false northing. POSC 2.1 deprecated
azimuth of initial line Laborde Oblique Mercator   POSC 2.2 current
azimuth of initial line at proj center Laborde Oblique Mercator Deprecated. Use azimuth of initial line. POSC 2.2 deprecated
scale factor on initial line Laborde Oblique Mercator   POSC 2.2 current
scale factor at proj center Laborde Oblique Mercator Deprecated. Use scale factor on initial line. POSC 2.2 deprecated
latitude of projection center Hotine Oblique Mercator   POSC 2.1 current
longitude of projection center Hotine Oblique Mercator   POSC 2.1 current
false easting Hotine Oblique Mercator   POSC 2.2 current
false northing Hotine Oblique Mercator   POSC 2.2 current
azimuth of initial line Hotine Oblique Mercator   POSC 2.2 current
angle from rectified to skew grid Hotine Oblique Mercator   POSC 2.2 current

coordinate_transformation_parameter

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ref _coordinate _transformation _parameter coordinate _transformation _method description source version status
scale factor on initial line Hotine Oblique Mercator   POSC 2.2 current
easting at projection center Hotine Oblique Mercator Deprecated. Use false easting. POSC 2.2 deprecated
northing at projection center Hotine Oblique Mercator Deprecated. Use false norhting. POSC 2.2 deprecated
azimuth of initial line at proj center Hotine Oblique Mercator Deprecated. Use azimuth of initial line. POSC 2.2 deprecated
scale factor at proj center Hotine Oblique Mercator Deprecated. Use scale factor on initial line. POSC 2.2 deprecated
scale factor at natural origin Polar Stereographic   POSC 2.2 current
latitude of natural origin Polar Stereographic   POSC 2.2 current
longitude of natural origin Polar Stereographic   POSC 2.2 current
false easting Polar Stereographic   POSC 2.2 current
false northing Polar Stereographic   POSC 2.2 current
scale factor at natural origin Oblique Stereographic   POSC 2.2 current
latitude of natural origin Oblique Stereographic   POSC 2.2 current
longitude of natural origin Oblique Stereographic   POSC 2.2 current
scale factor at origin Oblique Stereographic Deprecated. Use scale factor at natural origin. POSC 2.2 deprecated
latitude of origin Oblique Stereographic Deprecated. Use latitude of natural origin. POSC 2.2 deprecated
longitude of origin Oblique Stereographic Deprecated. Use longitude of natural origin. POSC 2.2 deprecated
false easting Oblique Stereographic   POSC 2.1 current
false northing Oblique Stereographic   POSC 2.1 current
latitude of projection center Oblique Mercator   POSC 2.2.2 current
longitude of projection center Oblique Mercator   POSC 2.2.2 current

coordinate_transformation_parameter

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ref _coordinate _transformation _parameter coordinate _transformation _method description source version status
azimuth of initial line Oblique Mercator   POSC 2.2.2 current
angle from rectified to skew grid Oblique Mercator   POSC 2.2.2 current
scale factor on initial line Oblique Mercator   POSC 2.2.2 current
easting at projection center Oblique Mercator   POSC 2.2.2 current
northing at projection center Oblique Mercator   POSC 2.2.2 current
longitude rotation longitude rotation Longitude(target) = Longitude(source) - longitude rotation. POSC 2.2 current
x-axis translation geocentric translation   POSC 2.2 current
y-axis translation geocentric translation   POSC 2.2 current
z-axis translation geocentric translation   POSC 2.2 current
x-axis translation Molodenski   POSC 2.2 current
y-axis translation Molodenski   POSC 2.2 current
z-axis translation Molodenski   POSC 2.2 current
semi-major axis length difference Molodenski   POSC 2.2 current
flattening difference Molodenski   POSC 2.2 current
x-axis translation abridged Molodenski   POSC 2.2 current
y-axis translation abridged Molodenski   POSC 2.2 current
z-axis translation abridged Molodenski   POSC 2.2 current
semi-major axis length difference abridged Molodenski   POSC 2.2 current
flattening difference abridged Molodenski   POSC 2.2 current
delta x Molodensky Deprecated. Use Molodenski POSC 2.2 deprecated

coordinate_transformation_parameter

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ref _coordinate _transformation _parameter coordinate _transformation _method description source version status
delta y Molodensky Deprecated. Use Molodenski POSC 2.2 deprecated
delta z Molodensky Deprecated. Use Molodenski POSC 2.2 deprecated
x-axis translation position vector transformation   POSC 2.2 current
y-axis translation position vector transformation   POSC 2.2 current
z-axis translation position vector transformation   POSC 2.2 current
x-axis rotation position vector transformation   POSC 2.2 current
y-axis rotation position vector transformation   POSC 2.2 current
z-axis rotation position vector transformation   POSC 2.2 current
scale difference position vector transformation   POSC 2.2 current
delta x Bursa-Wolf Deprecated. Use position vector transformation POSC 2.2 deprecated
delta y Bursa-Wolf Deprecated. Use position vector transformation POSC 2.2 deprecated
delta z Bursa-Wolf Deprecated. Use position vector transformation POSC 2.2 deprecated
rotation x Bursa-Wolf Deprecated. Use position vector transformation POSC 2.2 deprecated
rotation y Bursa-Wolf Deprecated. Use position vector transformation POSC 2.2 deprecated
rotation z Bursa-Wolf Deprecated. Use position vector transformation POSC 2.2 deprecated
scale increment Bursa-Wolf Deprecated. Use position vector transformation POSC 2.2 deprecated
x-axis translation coordinate frame rotation   POSC 2.2 current
y-axis translation coordinate frame rotation   POSC 2.2 current
z-axis translation coordinate frame rotation   POSC 2.2 current
x-axis rotation coordinate frame rotation   POSC 2.2 current

coordinate_transformation_parameter

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ref _coordinate _transformation _parameter coordinate _transformation _method description source version status
y-axis rotation coordinate frame rotation   POSC 2.2 current
z-axis rotation coordinate frame rotation   POSC 2.2 current
scale difference coordinate frame rotation   POSC 2.2 current
delta x coordinate frame rotation Deprecated. Use x-axis translation POSC 2.2 deprecated
delta y coordinate frame rotation Deprecated. Use y-axis translation POSC 2.2 deprecated
delta z coordinate frame rotation Deprecated. Use z-axis translation POSC 2.2 deprecated
rotation x coordinate frame rotation Deprecated. Use x-axis rotation. POSC 2.2 deprecated
rotation y coordinate frame rotation Deprecated. Use y-axis rotation. POSC 2.2 deprecated
rotation z coordinate frame rotation Deprecated. Use z-axis rotation. POSC 2.2 deprecated
scale increment coordinate frame rotation Deprecated. Use scale difference. POSC 2.2 deprecated
vertical offset vertical offset The value of the origin of vertical coordinate system 2 in vertical coordinate system 1. POSC 2.2.1 current
x-axis translation 2D affine   POSC 2.2 current
y-axis translation 2D affine   POSC 2.2 current
ax 2D affine   POSC 2.2 current
ay 2D affine   POSC 2.2 current
bx 2D affine   POSC 2.2 current
by 2D affine   POSC 2.2 current
coefficient a 2D affine Deprecated. Use ax. x' = a*x + b*y + c; y' = d*x + e*y + f; where (x',y') is the new value of the point, (x,y) is the old. POSC 2.2 deprecated
coefficient b 2D affine Deprecated. Use ay. x' = a*x + b*y + c; y' = d*x + e*y + f; where (x',y') is the new value of the point, (x,y) is the old. POSC 2.2 deprecated
coefficient c 2D affine Deprecated. Use x-axis translation. x' = a*x + b*y + c; y' = d*x + e*y + f; where (x',y') is the new value of the point, (x,y) is the old. POSC 2.2 deprecated

coordinate_transformation_parameter

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ref _coordinate _transformation _parameter coordinate _transformation _method description source version status
coefficient d 2D affine Deprecated. Use bx. x' = a*x + b*y + c; y' = d*x + e*y + f; where (x',y') is the new value of the point, (x,y) is the old. POSC 2.2 deprecated
coefficient e 2D affine Deprecated. Use by. x' = a*x + b*y + c; y' = d*x + e*y + f; where (x',y') is the new value of the point, (x,y) is the old. POSC 2.2 deprecated
coefficient f 2D affine Deprecated. Use y-axis translation. x' = a*x + b*y + c; y' = d*x + e*y + f; where (x',y') is the new value of the point, (x,y) is the old. POSC 2.2 deprecated
latitude difference gridded binary file NADCON The NADCON file that contains the gridded latitude data. POSC 2.2.2 current
longitude difference gridded binary file NADCON The NADCON file that contains the gridded longitude data. POSC 2.2.2 current
version NADCON The version number of the NADCON program POSC 2.2 current
filename NADCON The filename used in the NADCON program. POSC 2.2.2 deprecated
version high order fit The version number of the software that performs a high order fit. POSC 2.1 current
a11 3D affine   POSC 2.1 current
a12 3D affine   POSC 2.1 current
a13 3D affine   POSC 2.1 current
a21 3D affine   POSC 2.1 current
a22 3D affine   POSC 2.1 current
a23 3D affine   POSC 2.1 current
a31 3D affine   POSC 2.1 current
a32 3D affine   POSC 2.1 current
a33 3D affine   POSC 2.1 current
x-axis translation 3D affine   POSC 2.2 current
y-axis translation 3D affine   POSC 2.2 current
z-axis translation 3D affine   POSC 2.2 current

coordinate_transformation_parameter

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ref _coordinate _transformation _parameter coordinate _transformation _method description source version status
b1 3D affine Deprecated. Use x-axis translation. POSC 2.2 deprecated
b2 3D affine Deprecated. Use y-axis translation. POSC 2.2 deprecated
b3 3D affine Deprecated. Use z-axis translation. POSC 2.2 deprecated
a 1D affine ax + b POSC 2.1 current
b 1D affine ax + b POSC 2.1 current
a11 2D linear   POSC 2.1 current
a12 2D linear   POSC 2.1 current
a21 2D linear   POSC 2.1 current
a22 2D linear   POSC 2.1 current
a11 3D linear   POSC 2.1 current
a12 3D linear   POSC 2.1 current
a13 3D linear   POSC 2.1 current
a21 3D linear   POSC 2.1 current
a22 3D linear   POSC 2.1 current
a23 3D linear   POSC 2.1 current
a31 3D linear   POSC 2.1 current
a32 3D linear   POSC 2.1 current
a33 3D linear   POSC 2.1 current
rotation x 2D orthogonal   POSC 2.1 current
rotation y 3D orthogonal   POSC 2.1 current

coordinate_transformation_parameter

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ref _coordinate _transformation _parameter coordinate _transformation _method description source version status
rotation z 3D orthogonal   POSC 2.1 current
element removed identity32   POSC 2.1 current
element kept identity31   POSC 2.1 current
zero inserted identity23   POSC 2.1 current
element kept identity13   POSC 2.1 current
ordinate 1 of source evaluation point 2nd-order polynomial function   POSC 2.2 current
ordinate 2 of source evaluation point 2nd-order polynomial function   POSC 2.2 current
ordinate 1 of target evaluation point 2nd-order polynomial function   POSC 2.2 current
ordinate 2 of target evaluation point 2nd-order polynomial function   POSC 2.2 current
x-axis translation 2nd-order polynomial function   POSC 2.2 current
y-axis translation 2nd-order polynomial function   POSC 2.2 current
ax 2nd