projections(1)	       Grass User's Manual	   projections(1)



SSuuppppoorrtteedd pprroojjeeccttiioonnss iinn GGRRAASSSS 55..00..00
       Projections  list  -  Links to tutorials and national grid
       systems



       <FONT FACE="Arial, Helvetica" size="3">
       GRASS	Projection    software	  is	based	 on    <a
       href=http://www.remotesensing.org/proj/>PROJ4   originally
       from USGS, now
       maintained by Frank Warmerdam.

       ll -- Lat/Lon
       utm -- Universe Transverse Mercator
       stp -- State Plane
       aea -- Albers Equal Area
       lcc -- Lambert Conformal Conic
       merc -- Mercator
       tmerc -- Transverse Mercator
       leac -- Lambert Equal Area Conic
       laea -- Lambert Azimuthal Equal Area
       aeqd -- Azimuthal Equidistant
       airy -- Airy
       aitoff -- Aitoff
       alsk -- Mod. Stererographics of Alaska
       apian -- Apian Globular I
       august -- August Epicycloidal
       bacon -- Bacon Globular
       bipc -- Bipolar conic of western hemisphere
       boggs -- Boggs Eumorphic
       bonne -- Bonne (Werner lat_1=90)
       cass -- Cassini
       cc -- Central Cylindrical
       cea -- Equal Area Cylindrical
       chamb -- Chamberlin Trimetric
       collg -- Collignon
       crast -- Craster Parabolic (Putnins P4)
       denoy -- Denoyer Semi-Elliptical
       eck1 -- Eckert I
       eck2 -- Eckert II
       eck3 -- Eckert III
       eck4 -- Eckert IV
       eck5 -- Eckert V
       eck6 -- Eckert VI
       eqc -- Equidistant Cylindrical (Plate Caree)
       eqdc -- Equidistant Conic
       euler -- Euler
       fahey -- Fahey
       fouc -- Foucaut
       fouc_s -- Foucaut Sinusoidal
       gall -- Gall (Gall Stereographic)
       gins8 -- Ginsburg VIII (TsNIIGAiK)
       gn_sinu -- General Sinusoidal Series
       gnom -- Gnomonic
       goode -- Goode Homolosine
       gs48 -- Mod. Stererographics of 48 U.S.
       gs50 -- Mod. Stererographics of 50 U.S.
       hammer -- Hammer & Eckert-Greifendorff
       hatano -- Hatano Asymmetrical Equal Area
       imw_p -- International Map of the World Polyconic
       kav5 -- Kavraisky V
       kav7 -- Kavraisky VII
       labrd -- Laborde
       lagrng -- Lagrange
       larr -- Larrivee
       lask -- Laskowski
       lee_os -- Lee Oblated Stereographic
       loxim -- Loximuthal
       lsat -- Space oblique for LANDSAT
       mbt_s -- McBryde-Thomas Flat-Polar Sine (No. 1)
       mbt_fps -- McBryde-Thomas Flat-Pole Sine (No. 2)
       mbtfpp -- McBride-Thomas Flat-Polar Parabolic
       mbtfpq -- McBryde-Thomas Flat-Polar Quartic
       mbtfps -- McBryde-Thomas Flat-Polar Sinusoidal
       mil_os -- Miller Oblated Stereographic
       mill -- Miller Cylindrical
       mpoly -- Modified Polyconic
       moll -- Mollweide
       murd1 -- Murdoch I
       murd2 -- Murdoch II
       murd3 -- Murdoch III
       nell -- Nell
       nell_h -- Nell-Hammer
       nicol -- Nicolosi Globular
       nsper -- Near-sided perspective
       nzmg -- New Zealand Map Grid
       ob_tran -- General Oblique Transformation
       ocea -- Oblique Cylindrical Equal Area
       oea -- Oblated Equal Area
       omerc -- Oblique Mercator
       ortel -- Ortelius Oval
       ortho -- Orthographic
       pconic -- Perspective Conic
       poly -- Polyconic (American)
       putp1 -- Putnins P1
       putp2 -- Putnins P2
       putp3 -- Putnins P3
       putp3p -- Putnins P3'
       putp4p -- Putnins P4'
       putp5 -- Putnins P5
       putp5p -- Putnins P5'
       putp6 -- Putnins P6
       putp6p -- Putnins P6'
       qua_aut -- Quartic Authalic
       robin -- Robinson
       rpoly -- Rectangular Polyconic
       sinu -- Sinusoidal (Sanson-Flamsteed)
       somerc -- Swiss. Obl. Mercator
       stere -- Stereographic
       tcc -- Transverse Central Cylindrical
       tcea -- Transverse Cylindrical Equal Area
       tissot -- Tissot
       tpeqd -- Two Point Equidistant
       tpers -- Tilted perspective
       ups -- Universal Polar Stereographic
       urm5 -- Urmaev V
       urmfps -- Urmaev Flat-Polar Sinusoidal
       vandg -- van der Grinten (I)
       vandg2 -- van der Grinten II
       vandg3 -- van der Grinten III
       vandg4 -- van der Grinten IV
       vitk1 -- Vitkovsky I
       wag1 -- Wagner I (Kavraisky VI)
       wag2 -- Wagner II
       wag3 -- Wagner III
       wag4 -- Wagner IV
       wag5 -- Wagner V
       wag6 -- Wagner VI
       wag7 -- Wagner VII
       weren -- Werenskiold I
       wink1 -- Winkel I
       wink2 -- Winkel II
       wintri -- Winkel Tripel

       Projection theory and national projection systems (URLs):



		      MapRef - The Collection of Map  Projections
		     and  Reference  Systems for Europe by Stefan
		     A. Voser

		      ASPRS Grids and Datum - national systems



		      Map Projection Overview by Peter H. Dana

		      Coordinate Systems  Overview  by	Peter  H.
		     Dana

		      Geodetic Datum Overview by Peter H. Dana

		      A  Guide	to Map Projections in Modern Car-
		     tography Texts by Matthew Bazylewskyj

		      Spatial Coordinate Systems: "Where  in  the
		     World are we?"

		      Corrections for An Album of Map Projections
		     (PROF. PAPER 1453) by  John  P.  Snyder  and
		     Philip M. Voxland

		      Coordinates,  Datums and Transformations by
		     Bob Burtch

		      Tutorial on Map Projections  by  Carlos  A.
		     Furuti

		      POSC  Specification (Epicentre Usage Guide)
		     with detailed discussion

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GRASS 5.0					   projections(1)
