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Geodetic Reference Systems IE Ireland Geodetic Reference System
graphic22. Sept. 1998
Geodetic Reference Systmes Ireland
Irish National Datum 1965 Ireland Geodetic Reference System
Name (Init.):
Ellipsoid: Airy Modified
Central Point: Slieve Donard
related information
Irish National Datum 1975 "Mapping Adjustment" Ireland Geodetic Reference System
Name (Init.):
Ellipsoid: Airy Modified
Central Point: Slieve Donard
related information
Irish County datums Ireland Geodetic Reference System
Name (Init.):
Ellipsoid: Airy
Central Point: Country dependent
related information
CRS Relationships IE Ireland Geodetic Reference System
graphic22. Sept. 1998
CRS Relationships Ireland
Country 
Name 
Central  Point 
Spheroid 
Parameters 
Description 
Source 
 
 
 
 
 
 
 
 
dx  [m] 
dy  [m] 
dz  [m] 
rx  ["] 
ry  ["] 
rz  ["] 
ds  [ppm] 
 
 
 
 
National 
 
 
Ireland 
Irish National  Datum 1965 
Slieve  Donard 
Airy  Modified 
506
-  122
611
 
 
 
 
 
 
 
 
Datum ->  WGS84
 
 
Ireland
Irish National  Datum 1975  
"Mapping  Adjustment"
Slieve  Donard
Airy  Modified
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Ireland 
Irish County  datums 
 
 
Airy