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Equirectangular

HiRISE Specification

equation varlabel tagmeaning
LonPCENTER_LONGITUDEcenter longitude of map projection
LatPCENTER_LATITUDEcenter latitude of the projection at which scale is given
L0LINE_PROJECTION_OFFSETS0
SAMPLE_PROJECTION_OFFSETScaleMAP_SCALE
ReA_AXIS_RADIUSequatorial radius
RpC_AXIS_RADIUSpolar radius

PROJ.4 Specification

NameEPSG #GeoTIFF IDOGC(OGR) WKTESRI PE WKTPROJ.4Units
Latitude of true scale3ProjStdParallel1standard_parallel_1Standard_Parallel_1+lat_tsAngular
Latitude of origin1 (8801)ProjCenterLatlatitude_of_origin(unavailable)+lat_0Angular
Longitude of projection center2 (8802/8822)ProjCenterLongcentral_meridianCentral_Meridian+lon_0Angular
False Easting6FalseEastingfalse_eastingFalse_Easting+x_0Linear
False Northing7FalseNorthingfalse_northingFalse_Northing+y_0Linear

Equirectangular / Equidistant Cylindrical (IAU2000:49913) with Center at 180

  • PROJ4

+proj=eqc +lat_ts=0 +lat_0=0 +lon_0=180 +x_0=0 +y_0=0 +a=3396190 +b=3396190 +units=m +no_defs

  • .prj

PROJCS["Mars_Equidistant_Cylindrical",GEOGCS["Mars 2000",DATUM["D_Mars_2000",SPHEROID["Mars_2000_IAU_IAG",3396190.0,169.89444722361179]],PRIMEM["Greenwich",0],UNIT["Degree",0.017453292519943295]],PROJECTION["Equidistant_Cylindrical"],PARAMETER["False_Easting",0],PARAMETER["False_Northing",0],PARAMETER["Central_Meridian",180],PARAMETER["Standard_Parallel_1",0],UNIT["Meter",1]]

Equirectangular / Equidistant Cylindrical (IAU2000:49911) with Center at 0

  • PROJ4

+proj=eqc +lat_ts=0 +lat_0=0 +lon_0=0 +x_0=0 +y_0=0 +a=3396190 +b=3396190 +units=m +no_defs

  • .prj

PROJCS["Mars_Equidistant_Cylindrical",GEOGCS["Mars 2000",DATUM["D_Mars_2000",SPHEROID["Mars_2000_IAU_IAG",3396190.0,169.89444722361179]],PRIMEM["Greenwich",0],UNIT["Degree",0.017453292519943295]],PROJECTION["Equidistant_Cylindrical"],PARAMETER["False_Easting",0],PARAMETER["False_Northing",0],PARAMETER["Central_Meridian",0],PARAMETER["Standard_Parallel_1",0],UNIT["Meter",1]]

Polar Stereographic

HiRISE Specification

equation varlabel tagmeaning
LonPCENTER_LONGITUDEcentral longitude
LatPCENTER_LATITUDElatitude of true scale: always 90 or -90
L0LINE_PROJECTION_OFFSETS0
SAMPLE_PROJECTION_OFFSETScaleMAP_SCALE
ReA_AXIS_RADIUSequatorial radius
RpC_AXIS_RADIUSpolar radius of Mars, 3376.2 km

PROJ.4 Specification

NameEPSG #GeoTIFF IDOGC WKTUnitsProj.4 North PoleProj.4 South Pole
Latitude of natural origin1NatOriginLatlatitude_of_originAngular+lat_0=90+lat_0=-90
Latitude of True Scale+lat_ts+lat_ts
Longitude of natural origin2StraightVertPoleLongcentral_meridianAngular+lon_0+lon_0
Scale factor at natural origin5ScaleAtNatOriginscale_factorUnitless+k_0+k_0
False Easting6FalseEastingfalse_eastingLinear+x_0+x_0
False Northing7FalseNorthingfalse_northingLinear+y_0+y_0

North Polar Stereographic (IAU2000:49918)

  • PROJ 4

+proj=stere +lat_0=90 +lon_0=0 +k=1 +x_0=0 +y_0=0 +a=3396190 +b=3376200 +units=m +no_defs

  • .prj

PROJCS["Mars_North_Pole_Stereographic",GEOGCS["Mars 2000",DATUM["D_Mars_2000",SPHEROID["Mars_2000_IAU_IAG",3396190.0,169.89444722361179]],PRIMEM["Greenwich",0],UNIT["Degree",0.017453292519943295]],PROJECTION["Stereographic"],PARAMETER["False_Easting",0],PARAMETER["False_Northing",0],PARAMETER["Central_Meridian",0],PARAMETER["Scale_Factor",1],PARAMETER["Latitude_Of_Origin",90],UNIT["Meter",1]]

South Polar Stereographic (IAU2000:49920)

  • PROJ4

+proj=stere +lat_0=-90 +lon_0=0 +k=1 +x_0=0 +y_0=0 +a=3396190 +b=3376200 +units=m +no_defs

  • .prj

PROJCS["Mars_South_Pole_Stereographic",GEOGCS["Mars 2000",DATUM["D_Mars_2000",SPHEROID["Mars_2000_IAU_IAG",3396190.0,169.89444722361179]],PRIMEM["Greenwich",0],UNIT["Degree",0.017453292519943295]],PROJECTION["Stereographic"],PARAMETER["False_Easting",0],PARAMETER["False_Northing",0],PARAMETER["Central_Meridian",0],PARAMETER["Scale_Factor",1],PARAMETER["Latitude_Of_Origin",-90],UNIT["Meter",1]]



Published

21 October 2012

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