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Geographic Calculator 2016 SP2: When close isn't close enough. Ensure your geospatial data is accurate. Download Now >

Geodesy and Geodetics in Geographic Calculator

Coordinate Reference Systems

  • Bell Wire Center V & H (V & H)
  • Earth Geopotential Model of 1996 global geoid model support
  • Gauss-Kruger Modified, 3TM, and 6TM
  • Japanese Grid 2000 coordinate system
  • Maine Coordinate System 2000
  • Military GridReference System (MGRS)
  • New Zealand Map Grid
  • US State Plane 1927 (both original and exact solutions)
  • US State Plane 1983
  • UTM (Universal Transverse Mercator) North and South zones
  • World Geographic Reference System coordinate string support
  • XYZ Cartesian Earth-Centered Earth Fixed (ECEF)
  • Grids for Argentina, Australia, Austria, Bahrain, Belgium, Borneo, Columbia, Cuba, Egypt, England, France, Ghana, Greece, India, Iraq, Ireland, Italy, Japan, Minnesota, Netherlands, New Brunswick, New Zealand, Nigeria, Peru, Philippines, Qatar, Quebec, Romania, Veracruz, and many more.

Map Projections

  • Aitoff
  • Alaska State Plane 27
  • Albers Equal-Area Conic
  • Azimuthal Equal Area
  • Azimuthal Equal Area (Polar Aspect)
  • Azimuthal Equidistant
  • Azimuthal Equidistant (Polar Aspect)
  • Behrmann
  • Belgium 72
  • Bipolar Oblique Conic Conformal
  • Bonne
  • Cassini
  • Craster Parabolic
  • Danish System 34
  • Danish System 34 (1999)
  • Double Stereographic
  • Eckert I
  • Eckert II
  • Eckert III
  • Eckert IV
  • Eckert V
  • Eckert VI
  • EOV (Egyseges Orszagos Vetulet)
  • Equal-Area Cylindrical
  • Equidistant Conic
  • Equidistant Cylindrical
  • European Stereographic
  • Fuller (Dymaxion)
  • Gall-Peters
  • Gall Stereographic
  • Gnomic
  • Goode Homolosine
  • Goode Homolosine Interrupted
  • Guam
  • Guam State Plane 27
  • Hammer Aitoff
  • HSO/RSO (Deprecated)
  • Hyperbolic Cassini-Soldner
  • IMW Polyconic
  • Krovak
  • Laborde
  • Lambert Conformal Conic (1 parallel)
  • Lambert Conformal Conic (2 parallel)
  • Lambert Conformal Conic Extended
  • Lambert Near Conformal Conic
  • Lambert State Plane 27
  • Loximuthal
  • McBryde-Thomas Flat-Polar Quartic
  • Mercator
  • Mercator Variant C
  • Military Grid Reference System
  • Miller Cylindrical
  • Mollweide
  • Natural Earth
  • New Zealand Map Grid
  • Oblique Equal Area Cylindrical
  • Oblique Mercator Azimuth
  • Oblique Mercator Azimuth Extended
  • Oblique Mercator Two Point
  • Orthographic
  • Patterson
  • Perspective Conic
  • Polar Stereographic
  • Polar Stereographic (Variant C)
  • Polyconic
  • Popular Visualisation Pseudo Mercator
  • Quartic Authalic
  • Robinson
  • Sinusiodal
  • Space Oblique Mercator
  • Stereographic
  • Stereographic 70
  • Swiss Oblique Mercator
  • Tilted Perspective
  • Times
  • Transverse Mercator (Gauss-Kruger)
  • Transverse Mercator Extended
  • Transverse Mercator Snyder
  • Transverse Mercator South Oriented
  • Transverse Mercator State Plane 27
  • Tunisia Mining Grid
  • Two Point Equidistant
  • Two-Point Fit
  • Universal Transverse Mercator
  • V and H
  • Van der Grinten
  • Van der Grinten IV
  • Vertical Perspective
  • Winkel I
  • Winkel II
  • Winkel Tripel

Vertical Datum Transformations

Additional download may be required
  • Australia - AUSGEOID 98, AusGeoid2009
  • Canada - CVGD28, Vertical Geoid of 2013
  • Colombia - GEOCOL 04
  • Denmark - DVR90
  • Finland Geoid FIN2000N00
  • France and Corsica - RAC09, RAF09
  • Great Britain - OSTN02
  • Iberia - IGM 95, IGG2005
  • IGLD85 vertical datum (Tidal Model)
  • Japan - Japan Height Datum via GSIGEO2005, Japan Geoid Model of 2011
  • The Netherlands - NLGEO2004
  • New Zealand Vertical Datum 2009
  • South Africa - SAGEOID2010
  • United States - NAVD88, NGVD29 via Geoid 96, Geoid 99, Geoid 03, Geoid 2009, Geoid 12a, or Geoid 12B
    • VDatum Tidal Models. For more information on vdatum please visit NOAA.
  • Venezuelan Geoid Model of 2004
  • Vertical Slope Transformation
  • Worldwide - EGM96, EGM08, OSU91A
  • Also supports local offset height models for vertical datum transformations

Horizontal Datum Transformations

  • Canadian National Transformation v2
  • Custom MRE
  • Dutch Polynomial
  • ED50 to ED87 North Sea
  • Finland transformation between KKJ and EUREF-FIN grid systems
  • Four Parameter
  • Geocentric Translation
  • HTDP
  • Longitude Rotation
  • Madrid to ED50 Polynomial
  • Molodensky-Badekas
  • Molodensky
  • Multiple Regression Equations
  • NGS GEOCON
  • NGS HARN
  • NGS NADCON
  • NTF to RGF93
  • NTv1
  • Ordnance Survey National Grid Transform of 2002
  • Polynomial Transformations
  • Seven Parameter CFR
  • Seven Parameter PVR (Bursa-Wolfe)
  • Six Parameter
  • Tokyo to JGD2000
  • Time-Dependent Helmert
  • HTDP converter

Alberta Township System (ATS) Grid Versions
*Additional download required

  • 2.1 NAD27
  • 2.2 NAD27
  • 2.3 NAD27
  • 2.4 NAD27
  • 2.5 NAD27
  • 2.6 NAD27
  • 3.1 NAD27
  • 3.2 NAD27
  • 3.2 NAD83
  • 4.1 NAD83

Image Transformation Models

(Image pixel to reference coordinate system transformation.)

  • Affine (minimum three points)
  • 1st Order Polynomial (minimum four points)
  • 2nd Order Polynomial (minimum six points)
  • 3rd Order Polynomial (minimum ten points)
  • 4th Order Polynomial (minimum fifteen points)
  • 5th Order Polynomial (minimum twenty-one points)

Image Resampling Methods

(Provides different methods for displaying pixel values in output image.)

  • Nearest Neighbor
  • Quadratic interpolation
  • Bilinear interpolation
  • Cubic convolution