- IRI:
- http://data.ign.fr/def/ignf

- Current version:
- Version 3.0 - 2016-06-28
- http://data.ign.fr/def/ignf/20160628.htm (Turtle)
- Previous version:
- http://data.ign.fr/def/ignf/20150505.htm (Turtle)

- Authors:
- http://recherche.ign.fr/labos/cogit/cv.php?prenom=Nathalie&nom=Abadie
- http://www.eurecom.fr/~atemezin/
- Contributors:
- http://www.eurecom.fr/~troncy/

- Graphical visualisation:
- WebVOWL

Copyright 2014, IGN

Changes for version 3.0 (28th June 2016):

- In order to explicit the axis order in coordinate systems, the following changes have been done: the class ignf:AxesList has been added, the range of the property ignf:axis has been modified and the definition of the class ignf:CoordinateSystem has been modifed.
- In order to explicit the order of single coordinates reference systems in compound coordinates reference systems, the following changes have been done: the class ignf:SingleCRSList has been added, the range of the property ignf:includesSingleCRS has been modified and the definition of the class ignf:CompoundCRS has been modified.

- Axis
- Cartesian coordinate system
- Compound coordinate reference system
- Conversion
- Coordinate operation
- Coordinate reference system (CRS)
- Coordinate system
- Datum
- Ellipsoid
- Ellipsoidal coordinate system
- Extent
- Geodetic coordinate reference system
- Geodetic datum
- Geographic bounding box
- List of axes
- List of single coordinate reference systems
- Operation method
- Operation parameter
- Operation parameter value
- Prime meridian
- Projected coordinate reference system
- Single coordinate operation
- Single coordinate reference system
- Transformation
- Vertical coordinate reference system
- Vertical coordinate system
- Vertical datum

**IRI:** http://data.ign.fr/def/ignf#CoordinateSystemAxis

- is defined by
- http://data.ign.fr/def/ignf

- is in domain of
- axis abbreviation
^{dp}, axis direction^{dp}

**IRI:** http://data.ign.fr/def/ignf#CartesianCS

- is defined by
- http://data.ign.fr/def/ignf

Coordinate system which gives the position of points relative to n mutually perpendicular axes. Cf. ISO 19111:2007:2007-07, tables 15 and 18.

- has super-classes
- Coordinate system
^{c} - is in range of
- uses cartesian coordinate system
^{op} - is disjoint with
- Geodetic coordinate reference system
^{c}

**IRI:** http://data.ign.fr/def/ignf#CompoundCRS

- is defined by
- http://data.ign.fr/def/ignf

Coordinate reference system using at least two independent single coordinate reference systems. Cf. ISO 19111:2007:2007-07, parts 8.2.3.c, 8.2.4, table 6 and annex B.1.2.4.

- has super-classes
- Coordinate reference system (CRS)
^{c} - includes some single coordinate reference systems
^{op}some List of single coordinate reference systems^{c}and (rest^{op}exactly 1 List of single coordinate reference systems^{c}) - is in domain of
- includes some single coordinate reference systems
^{op} - is disjoint with
- Geodetic coordinate reference system
^{c}

**IRI:** http://data.ign.fr/def/ignf#Conversion

- is defined by
- http://data.ign.fr/def/ignf

Coordinate operation in which both coordinate reference systems are based on the same datum. Cf. ISO 19111:2007:2007-07, table 45 and annex B.4.2.

- has super-classes
- Single coordinate operation
^{c} - is in range of
- defined by conversion
^{op}

**IRI:** http://data.ign.fr/def/ignf#CoordinateOperation

- is defined by
- http://data.ign.fr/def/ignf

Mathematical operation on coordinates, based on one-to-one relationship, that changes coordinates from one coordinate reference system to another. Cf. ISO 19111:2007:2007-07, part 11.1, table 42 and annex B.4.

- has sub-classes
- Single coordinate operation
^{c} - is in domain of
- operation version
^{dp}, source coordinate reference system^{op}, target coordinate reference system^{op}, uses method^{op}, uses value^{op}

**IRI:** http://data.ign.fr/def/ignf#CRS

- is defined by
- http://data.ign.fr/def/ignf

Depending on the spatial dimension of coordinates (1D, 2D, 3D), this piece of metadata is used for specifying the elements of definition associated to a given set of coordinates: its datum, its ellipsoid, its prime meridian, the type of coordinates (geocentric, geographic, projected,...), the coordinates units of measure, when appropriate the cartographic projection used, the vertical coordinate reference system. Definition translated from: http://geodesie.ign.fr/index.php?page=glossaire. Cf. ISO 19111:2007:2007-07, part 8.2, table 4 and annex B.1.

- has super-classes
- domain of validity
^{op}some Extent^{c} - has sub-classes
- Compound coordinate reference system
^{c}, Single coordinate reference system^{c} - is in range of
- source coordinate reference system
^{op}, target coordinate reference system^{op} - is disjoint with
- Coordinate system
^{c}

**IRI:** http://data.ign.fr/def/ignf#CoordinateSystem

- is defined by
- http://data.ign.fr/def/ignf

Set of axes that spans a given coordinate space and of mathematical rules for specifying how coordinates are to be assigned to points. Cf. ISO 19111:2007:2007-07, part 9.2, table 17 and annex B.2.

- has super-classes
- uses axis
^{op}min 1 List of axes^{c} - has sub-classes
- Cartesian coordinate system
^{c}, Ellipsoidal coordinate system^{c}, Vertical coordinate system^{c} - is in domain of
- uses axis
^{op} - is in range of
- uses coordinate system
^{op} - is disjoint with
- Coordinate reference system (CRS)
^{c}

**IRI:** http://data.ign.fr/def/ignf#Datum

- is defined by
- http://data.ign.fr/def/ignf

Parameter or set of parameters that define the position of the origin, the scale and the orientation of a coordinate system. Cf. ISO 19111:2007:2007-07, part 10.1, table 33 and annex B.3.

- has sub-classes
- Geodetic datum
^{c}, Vertical datum^{c} - is in range of
- uses datum
^{op}

**IRI:** http://data.ign.fr/def/ignf#Ellipsoid

- is defined by
- http://data.ign.fr/def/ignf

Surface formed by the rotation of an ellipse about its minor axis, defined by a semi-major axis and a flattening parameter and fairly geocentric. NB : It is a mathematical model of the geoid, i.e. the Earth without its relief. Many geodetic ellipsoids exist. Cf. ISO 19111:2007:2007-07, part 10.2.2, table 36 and annex B.3.2.3.

- has super-classes
- ((inverse flattening
^{op}exactly 1 quantity value^{c}) or (semi minor axis^{op}exactly 1 quantity value^{c}) or (is sphere^{dp}exactly 1)) and (semi major axis^{op}exactly 1 quantity value^{c}) - is in domain of
- inverse flattening
^{op}, is sphere^{dp}, semi major axis^{op}, semi minor axis^{op} - is in range of
- uses ellipsoid
^{op} - is disjoint with
- Prime meridian
^{c}

**IRI:** http://data.ign.fr/def/ignf#EllipsoidalCS

- is defined by
- http://data.ign.fr/def/ignf

Coordinate system which gives the position is specified by geodetic latitude, geodetic longitude and (in the three-dimensional case) ellipsoidal height. Cf. ISO 19111:2007:2007-07, tables 15 and 20.

- has super-classes
- Coordinate system
^{c} - is in range of
- uses ellipsoidal coordinate system
^{op} - is disjoint with
- Geodetic coordinate reference system
^{c}

**IRI:** http://data.ign.fr/def/ignf#Extent

- is defined by
- http://data.ign.fr/def/ignf

Geographic area or time interval in which the referring object is valid. Cf. ISO 19115-1:2014:2014-04, part 6.6.1 and table B.15 line 335.

- is in domain of
- geographic element
^{op} - is in range of
- domain of validity
^{op}

**IRI:** http://data.ign.fr/def/ignf#GeodeticCRS

- is defined by
- http://data.ign.fr/def/ignf

Coordinate reference system associated with a geodetic datum. Cf. ISO 19111:2007:2007-07, part 8.2.2.a, table 10 and annex B.1.2.1.a.

- has super-classes
- Single coordinate reference system
^{c} - uses datum
^{op}only Geodetic datum^{c} - is in domain of
- uses ellipsoidal coordinate system
^{op}, uses geodetic datum^{op} - is in range of
- base coordinate reference system
^{op} - is disjoint with
- Cartesian coordinate system
^{c}, Compound coordinate reference system^{c}, Ellipsoidal coordinate system^{c}

**IRI:** http://data.ign.fr/def/ignf#GeodeticDatum

- is defined by
- http://data.ign.fr/def/ignf

Datum describing the relation of a two- or three-dimensional coordinate system to the Earth. Cf. ISO 19111:2007:2007-07, part 10.2, table 34 and annex B.3.2.

- has super-classes
- Datum
^{c} - (uses ellipsoid
^{op}exactly 1 Ellipsoid^{c}) and (uses prime meridian^{op}exactly 1 Prime meridian^{c}) - is in domain of
- uses ellipsoid
^{op}, uses prime meridian^{op} - is in range of
- uses geodetic datum
^{op}

**IRI:** http://data.ign.fr/def/ignf#GeographicBoundingBox

- is defined by
- http://data.ign.fr/def/ignf

Box bounding an area of interest. Cf. ISO 19115-1:2014:2014-04, part 6.6.1 and table B.15.1 line 344.

- has super-classes
- (east bound longitude
^{dp}exactly 1) and (north bound longitude^{dp}exactly 1) and (south bound latitude^{dp}exactly 1) and (west bound longitude^{dp}exactly 1) - is in domain of
- east bound longitude
^{dp}, north bound longitude^{dp}, south bound latitude^{dp}, west bound longitude^{dp} - is in range of
- geographic element
^{op}

**IRI:** http://data.ign.fr/def/ignf#AxesList

- is defined by
- http://data.ign.fr/def/ignf

Ordered list of coordinates system axes.

- has super-classes
- list
^{c}and (first^{op}only Axis^{c}) and (rest^{op}only List of axes^{c}) - is in range of
- uses axis
^{op}

**IRI:** http://data.ign.fr/def/ignf#SingleCRSList

- is defined by
- http://data.ign.fr/def/ignf

Ordered list of single coordinate reference systems.

- has super-classes
- list
^{c}and (first^{op}only Single coordinate reference system^{c}) and (rest^{op}only List of single coordinate reference systems^{c}) - is in range of
- includes some single coordinate reference systems
^{op}

**IRI:** http://data.ign.fr/def/ignf#OperationMethod

- is defined by
- http://data.ign.fr/def/ignf

The method (algorithm or procedure) used to perform the coordinate operation. Cf. ISO 19111:2007:2007-07, table 48 and annex B.4.5.

- is in domain of
- method formula
^{dp}, source coordinate reference system dimension^{dp}, target coordinate reference system dimension^{dp}, uses parameter^{op} - is in range of
- uses method
^{op}

**IRI:** http://data.ign.fr/def/ignf#OperationParameter

- is defined by
- http://data.ign.fr/def/ignf

Parameter used by a method to perform some coordinate operation. Cf. ISO 19111:2007:2007-07, table 52 and annex B.4.5.

- is in range of
- parameter
^{op}, uses parameter^{op}

**IRI:** http://data.ign.fr/def/ignf#OperationParameterValue

- is defined by
- http://data.ign.fr/def/ignf

Value of a parameter used by a method to perform some coordinate operation. Cf. ISO 19111:2007:2007-07, table 55.

- is in domain of
- parameter
^{op} - is in range of
- uses value
^{op}

**IRI:** http://data.ign.fr/def/ignf#PrimeMeridian

- is defined by
- http://data.ign.fr/def/ignf

Meridian from which the longitudes of other meridians are quantified. Cf. ISO 19111:2007:2007-07, part 10.2.1, table 35 and annex B.3.2.2.

- is in domain of
- greenwich longitude
^{op} - is in range of
- uses prime meridian
^{op} - is disjoint with
- Ellipsoid
^{c}

**IRI:** http://data.ign.fr/def/ignf#ProjectedCRS

- is defined by
- http://data.ign.fr/def/ignf

Coordinate reference system derived from a two-dimensional geodetic coordinate reference system by applying a map projection. Cf. ISO 19111:2007:2007-07, part 8.2.3.b, table 11 and annex B.1.2.3.

- has super-classes
- Single coordinate reference system
^{c} - base coordinate reference system
^{op}only Geodetic coordinate reference system^{c} - is in domain of
- base coordinate reference system
^{op}, defined by conversion^{op}

**IRI:** http://data.ign.fr/def/ignf#SingleOperation

- is defined by
- http://data.ign.fr/def/ignf

A non concatenated coordinate operation. Cf. ISO 19111:2007:2007-07, table 43.

- has super-classes
- Coordinate operation
^{c} - has sub-classes
- Conversion
^{c}, Transformation^{c}

**IRI:** http://data.ign.fr/def/ignf#SingleCRS

- is defined by
- http://data.ign.fr/def/ignf

Coordinate reference system consisting of one coordinate system and one datum. Cf. ISO 19111:2007:2007-07, table 5.

- has super-classes
- Coordinate reference system (CRS)
^{c} - (uses coordinate system
^{op}exactly 1 Coordinate system^{c}) and (uses datum^{op}exactly 1 Datum^{c}) - has sub-classes
- Geodetic coordinate reference system
^{c}, Projected coordinate reference system^{c}, Vertical coordinate reference system^{c} - is in domain of
- uses coordinate system
^{op}, uses datum^{op}

**IRI:** http://data.ign.fr/def/ignf#Transformation

- is defined by
- http://data.ign.fr/def/ignf

Coordinate operation in which the two coordinate reference systems are based on different datums. Cf. ISO 19111:2007:2007-07, table 44.

- has super-classes
- Single coordinate operation
^{c}

**IRI:** http://data.ign.fr/def/ignf#VerticalCRS

- is defined by
- http://data.ign.fr/def/ignf

One-dimensional coordinate reference system associated with a vertical datum and used for recording heights or depths.Ellipsoidal heights are not captured in a vertical coordinate reference system but as part of a 3D coordinates tuple defined in a geodetic 3D coordinate reference system. Cf. ISO 19111:2007:2007-07, parts 8.2.2.b, table 14 and annex B.1.2.1.b.

- has super-classes
- Single coordinate reference system
^{c} - (uses coordinate system
^{op}only Vertical coordinate system^{c}) and (uses datum^{op}only Vertical datum^{c}) - is in domain of
- uses vertical coordinate system
^{op}, uses vertical datum^{op} - is disjoint with
- Vertical coordinate system
^{c}

**IRI:** http://data.ign.fr/def/ignf#VerticalCS

- is defined by
- http://data.ign.fr/def/ignf

One-dimensional coordinate system used for gravity related height or depth measurements. Cf. ISO 19111:2007:2007-07, tables 15 and 25.

- has super-classes
- Coordinate system
^{c} - is in range of
- uses vertical coordinate system
^{op} - is disjoint with
- Vertical coordinate reference system
^{c}

**IRI:** http://data.ign.fr/def/ignf#VerticalDatum

- is defined by
- http://data.ign.fr/def/ignf

Datum describing the relation of gravity-related heights or depths to the Earth. Cf. ISO 19111:2007:2007-07, table 41 and annex B.3.3.

- has super-classes
- Datum
^{c} - is in range of
- uses vertical datum
^{op}

- base coordinate reference system
- defined by conversion
- domain of validity
- geographic element
- greenwich longitude
- includes some single coordinate reference systems
- inverse flattening
- parameter
- semi major axis
- semi minor axis
- source coordinate reference system
- target coordinate reference system
- uses axis
- uses cartesian coordinate system
- uses coordinate system
- uses datum
- uses ellipsoid
- uses ellipsoidal coordinate system
- uses geodetic datum
- uses method
- uses parameter
- uses prime meridian
- uses value
- uses vertical coordinate system
- uses vertical datum

**IRI:** http://data.ign.fr/def/ignf#baseCRS

- is defined by
- http://data.ign.fr/def/ignf

The geodetic coordinate reference system on which a projected coordinate reference system is based. Cf. ISO 19111:2007:2007-07, table 11, association role baseCRS.

- has domain
- Projected coordinate reference system
^{c} - has range
- Geodetic coordinate reference system
^{c}

**IRI:** http://data.ign.fr/def/ignf#conversion

- is defined by
- http://data.ign.fr/def/ignf

The conversion used to define a projected coordinate reference system. Cf. ISO 19111:2007:2007-07, table 7, named association Definition.

- has domain
- Projected coordinate reference system
^{c} - has range
- Conversion
^{c}

**IRI:** http://data.ign.fr/def/ignf#domainOfValidity

- is defined by
- http://data.ign.fr/def/ignf

Geographic area or time interval in which the referring object is valid. Cf. ISO 19111:2007:2007-07, tables 4, 33 and 42, attribute domainOfValidity.

- has range
- Extent
^{c}

**IRI:** http://data.ign.fr/def/ignf#geographicElement

- is defined by
- http://data.ign.fr/def/ignf

The geographic bounding box used for defining a domain of validity. Cf. ISO 19115-1:2014:2014-04, part 6.6.1 and table B.15 line 337.

- has domain
- Extent
^{c} - has range
- Geographic bounding box
^{c}

**IRI:** http://data.ign.fr/def/ignf#greenwichLongitude

- is defined by
- http://data.ign.fr/def/ignf

Indicates the longitude from Greenwich meridian. Cf. ISO 19111:2007:2007-07, table 35, attribute prime meridian Greenwich longitude.

- has domain
- Prime meridian
^{c} - has range
- quantity value
^{c}and (unit^{op}only angle unit^{c})

**IRI:** http://data.ign.fr/def/ignf#includesSingleCRS

- is defined by
- http://data.ign.fr/def/ignf

Indicates the single coordinate reference systems used by a compound coordinate reference system. Cf. ISO 19111:2007:2007-07, table 6, association role componentReferenceSystem.

- has domain
- Compound coordinate reference system
^{c} - has range
- List of single coordinate reference systems
^{c}

**IRI:** http://data.ign.fr/def/ignf#inverseFlattening

- is defined by
- http://data.ign.fr/def/ignf

Indicates the inverse flattening value of an ellipsoid, expressed as a number or a ratio (percentage rate, parts per million, etc.). Cf. ISO 19111:2007:2007-07, table 37, attribute inverse flattening

- has domain
- Ellipsoid
^{c} - has range
- quantity value
^{c}and (unit^{op}only counting unit^{c})

**IRI:** http://data.ign.fr/def/ignf#parameter

- is defined by
- http://data.ign.fr/def/ignf

The parameter associated to a given value. Cf. ISO 19111:2007:2007-07, table 55, association role parameter.

- has domain
- Operation parameter value
^{c} - has range
- Operation parameter
^{c}

**IRI:** http://data.ign.fr/def/ignf#semiMajorAxis

- is defined by
- http://data.ign.fr/def/ignf

Indicates the length of the semi major axis of an ellipsoid. Cf. ISO 19111:2007:2007-07, table 36, attribute length of semi-major axis.

- has domain
- Ellipsoid
^{c} - has range
- quantity value
^{c}and (unit^{op}only length unit^{c})

**IRI:** http://data.ign.fr/def/ignf#semiMinorAxis

- is defined by
- http://data.ign.fr/def/ignf

Indicates the length of the semi minor axis of an ellipsoid. Cf. ISO 19111:2007:2007-07, table 37, attribute length of semi-minor axis.

- has domain
- Ellipsoid
^{c} - has range
- quantity value
^{c}and (unit^{op}only length unit^{c})

**IRI:** http://data.ign.fr/def/ignf#sourceCRS

- is defined by
- http://data.ign.fr/def/ignf

The coordinate reference system associated to the data used as input of a given operation. Cf. ISO 19111:2007:2007-07, table 42, named association Source.

- has domain
- Coordinate operation
^{c} - has range
- Coordinate reference system (CRS)
^{c}

**IRI:** http://data.ign.fr/def/ignf#targetCRS

- is defined by
- http://data.ign.fr/def/ignf

The coordinate reference system associated to the data obtained as output of a given operation. Cf. ISO 19111:2007:2007-07, table 42, named association Target.

- has domain
- Coordinate operation
^{c} - has range
- Coordinate reference system (CRS)
^{c}

**IRI:** http://data.ign.fr/def/ignf#axis

- is defined by
- http://data.ign.fr/def/ignf

An axis used by some ellipsoidal or cartesian coordinate system. Cf. ISO 19111:2007:2007-07, table 17, association role axis.

- has domain
- Coordinate system
^{c} - has range
- List of axes
^{c}

**IRI:** http://data.ign.fr/def/ignf#cartesianCS

- is defined by
- http://data.ign.fr/def/ignf

The cartesian coordinate system used by some geodetic or projected coordinate reference system. Cf. ISO 19111:2007:2007-07, tables 10 et 11, association roles coordinateSystem.

- has super-properties
- uses coordinate system
^{op} - has domain
- Geodetic coordinate reference system
^{c}or Projected coordinate reference system^{c} - has range
- Cartesian coordinate system
^{c}

**IRI:** http://data.ign.fr/def/ignf#coordinateSystem

- is defined by
- http://data.ign.fr/def/ignf

The coordinate system used by a coordinate reference system. Cf. ISO 19111:2007:2007-07, table 5, named association CoordinateSystem.

- has sub-properties
- uses cartesian coordinate system
^{op}, uses ellipsoidal coordinate system^{op}, uses vertical coordinate system^{op} - has domain
- Single coordinate reference system
^{c} - has range
- Coordinate system
^{c}

**IRI:** http://data.ign.fr/def/ignf#datum

- is defined by
- http://data.ign.fr/def/ignf

The datum used by a single coordinate reference system. Cf. ISO 19111:2007:2007-07, table 5, named association DefiningDatum.

- has sub-properties
- uses geodetic datum
^{op}, uses vertical datum^{op} - has domain
- Single coordinate reference system
^{c} - has range
- Datum
^{c}

**IRI:** http://data.ign.fr/def/ignf#ellipsoid

- is defined by
- http://data.ign.fr/def/ignf

The ellipsoid used by a geodetic datum. Cf. ISO 19111:2007:2007-07, table 34, association role ellipsoid.

- has domain
- Geodetic datum
^{c} - has range
- Ellipsoid
^{c}

**IRI:** http://data.ign.fr/def/ignf#ellipsoidalCS

- is defined by
- http://data.ign.fr/def/ignf

The ellipsoidal coordinate system used by a geodetic coordinate reference system. Cf. ISO 19111:2007:2007-07, table 10, named association CoordinateSystem.

- has super-properties
- uses coordinate system
^{op} - has domain
- Geodetic coordinate reference system
^{c} - has range
- Ellipsoidal coordinate system
^{c}

**IRI:** http://data.ign.fr/def/ignf#geodeticDatum

- is defined by
- http://data.ign.fr/def/ignf

The geodetic datum used by a geodetic coordinate reference system. Cf. ISO 19111:2007:2007-07, table 10, named association DefiningDatum.

- has super-properties
- uses datum
^{op} - has domain
- Geodetic coordinate reference system
^{c} - has range
- Geodetic datum
^{c}

**IRI:** http://data.ign.fr/def/ignf#usesMethod

- is defined by
- http://data.ign.fr/def/ignf

The method used by an operation on coordinates. Cf. ISO 19111:2007:2007-07, table 43, association role method.

- has domain
- Coordinate operation
^{c} - has range
- Operation method
^{c}

**IRI:** http://data.ign.fr/def/ignf#usesParameter

- is defined by
- http://data.ign.fr/def/ignf

A parameter used by a method to perform an operation on coordinates. Cf. ISO 19111:2007:2007-07, table 48, association role parameter.

- has domain
- Operation method
^{c} - has range
- Operation parameter
^{c}

**IRI:** http://data.ign.fr/def/ignf#primeMeridian

- is defined by
- http://data.ign.fr/def/ignf

The prime meridian used by a geodetic datum. Cf. ISO 19111:2007:2007-07, table 34, association role primeMeridian.

- has domain
- Geodetic datum
^{c} - has range
- Prime meridian
^{c}

**IRI:** http://data.ign.fr/def/ignf#usesValue

- is defined by
- http://data.ign.fr/def/ignf

A value used by an operation on coordinates. Cf. ISO 19111:2007:2007-07, table 43, association role parameterValue.

- has domain
- Coordinate operation
^{c} - has range
- Operation parameter value
^{c}

**IRI:** http://data.ign.fr/def/ignf#verticalCS

- is defined by
- http://data.ign.fr/def/ignf

The vertical coordinate system used by a vertical coordinate reference system. Cf. ISO 19111:2007:2007-07, table 14, named association CoordinateSystem.

- has super-properties
- uses coordinate system
^{op} - has domain
- Vertical coordinate reference system
^{c} - has range
- Vertical coordinate system
^{c}

**IRI:** http://data.ign.fr/def/ignf#verticalDatum

- is defined by
- http://data.ign.fr/def/ignf

The vertical datum used by a vertical coordinate reference system. Cf. ISO 19111:2007:2007-07, table 14, named association DefiningDatum.

- has super-properties
- uses datum
^{op} - has domain
- Vertical coordinate reference system
^{c} - has range
- Vertical datum
^{c}

- axis abbreviation
- axis direction
- code space
- east bound longitude
- espg identifier
- is sphere
- method formula
- north bound longitude
- operation version
- scope
- source coordinate reference system dimension
- south bound latitude
- target coordinate reference system dimension
- west bound longitude

**IRI:** http://data.ign.fr/def/ignf#axisAbbrev

- is defined by
- http://data.ign.fr/def/ignf

The abbreviation used to identify an axis. Cf. ISO 19111:2007:2007-07, table 27, attribute coordinate system axis abbreviation.

- has domain
- Axis
^{c} - has range
- string

**IRI:** http://data.ign.fr/def/ignf#axisDirection

- is defined by
- http://data.ign.fr/def/ignf

The direction of an axis. Cf. ISO 19111:2007:2007-07, table 27, attribute coordinate system axis direction.

- has domain
- Axis
^{c} - has range
- string

**IRI:** http://data.ign.fr/def/ignf#codeSpace

- is defined by
- http://data.ign.fr/def/ignf

Rule or authority for a code, name, term or category.

- has range
- string

**IRI:** http://data.ign.fr/def/ignf#eastBoundLongitude

- is defined by
- http://data.ign.fr/def/ignf

Indicates the east bound longitude of a bounding box. Cf. ISO 19115-1:2014:2014-04, part 6.6.1 and table B.15.1 line 346.

- has domain
- Geographic bounding box
^{c} - has range
- double

**IRI:** http://data.ign.fr/def/ignf#epsgID

- is defined by
- http://data.ign.fr/def/ignf

The EPSG identifier of the resource.

- has range
- string

**IRI:** http://data.ign.fr/def/ignf#isSphere

- is defined by
- http://data.ign.fr/def/ignf

Indicates whether the ellipsoid is a sphere. Cf. ISO 19111:2007:2007-07, table 37, attribute ellipsoid=sphere indicator.

- has domain
- Ellipsoid
^{c} - has range
- boolean

**IRI:** http://data.ign.fr/def/ignf#methodFormula

- is defined by
- http://data.ign.fr/def/ignf

The formula used by a method to perform an operation on coordinates. Cf. ISO 19111:2007:2007-07, table 48, attribute coordinate operation method formula reference.

- has domain
- Operation method
^{c} - has range
- string

**IRI:** http://data.ign.fr/def/ignf#northBoundLatitude

- is defined by
- http://data.ign.fr/def/ignf

Indicates the north bound longitude of a bounding box. Cf. ISO 19115-1:2014:2014-04, part 6.6.1 and table B.15.1 line 348.

- has domain
- Geographic bounding box
^{c} - has range
- double

**IRI:** http://data.ign.fr/def/ignf#operationVersion

- is defined by
- http://data.ign.fr/def/ignf

The version of an operation performed on coordinates. Cf. ISO 19111:2007:2007-07, table 42, attribute coordinate operation version.

- has domain
- Coordinate operation
^{c} - has range
- string

**IRI:** http://data.ign.fr/def/ignf#scope

- is defined by
- http://data.ign.fr/def/ignf

The scope of the referring object. Cf. ISO 19111:2007:2007-07, tables 4, 33 et 42, attribute scope.

- has range
- string

**IRI:** http://data.ign.fr/def/ignf#sourceDimension

- is defined by
- http://data.ign.fr/def/ignf

The dimension of the coordinate reference system associated with the data used as input of an operation. Cf. ISO 19111:2007:2007-07, table 48, attribute dimension of source CRS.

- has domain
- Operation method
^{c} - has range
- integer

**IRI:** http://data.ign.fr/def/ignf#southBoundLatitude

- is defined by
- http://data.ign.fr/def/ignf

Indicates the south bound latitude of a bounding box. Cf. ISO 19115-1:2014:2014-04, part 6.6.1 and table B.15.1 line 347.

- has domain
- Geographic bounding box
^{c} - has range
- double

**IRI:** http://data.ign.fr/def/ignf#targetDimension

- is defined by
- http://data.ign.fr/def/ignf

The dimension of the coordinate reference system associated with the data obtained as output of an operation. Cf. ISO 19111:2007:2007-07, table 48, attribute dimension of target CRS.

- has domain
- Operation method
^{c} - has range
- integer

**IRI:** http://data.ign.fr/def/ignf#westBoundLongitude

- is defined by
- http://data.ign.fr/def/ignf

Indicates the west bound longitude of a bounding box. Cf. ISO 19115-1:2014:2014-04, part 6.6.1 and table B.15.1 line 345.

- has domain
- Geographic bounding box
^{c} - has range
- double

- cv.php?prenom= nathalie&nom= abadie
- http://www.eurecom.fr/~atemezin/
- http://www.eurecom.fr/~troncy/
- ignf

**IRI:** http://recherche.ign.fr/labos/cogit/cv.php?prenom=Nathalie&nom=Abadie

- belongs to
- person
^{c}

**IRI:** http://www.eurecom.fr/~atemezin/

- belongs to
- person
^{c}

**IRI:** http://www.eurecom.fr/~troncy/

- belongs to
- person
^{c}

**IRI:** http://data.ign.fr/def/ignf

- belongs to
- vocabulary
^{c}

*default namespace*- http://data.ign.fr/def/ignf#
- 0-1
- http://xmlns.com/foaf/0.1/
- cogit
- http://recherche.ign.fr/labos/cogit/
- def
- http://data.ign.fr/def/
- ignf
- http://data.ign.fr/def/ignf/
- ns
- http://creativecommons.org/ns#
- owl
- http://www.w3.org/2002/07/owl#
- qudt
- http://qudt.org/1.1/schema/qudt#
- rdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- rdfs
- http://www.w3.org/2000/01/rdf-schema#
- resource
- http://fr.dbpedia.org/resource/
- resources
- http://librairies.ignf.fr/geoportail/resources/
- terms
- http://purl.org/dc/terms/
- vann
- http://purl.org/vocab/vann/
- voaf
- http://purl.org/vocommons/voaf#
- www-data-gouv-fr
- http://www.data.gouv.fr/
- xsd
- http://www.w3.org/2001/XMLSchema#

This HTML document was obtained by processing the OWL ontology source code through LODE, *Live OWL Documentation Environment*, developed by Silvio Peroni.

Axis composing a coordinate system and used to specify one given coordinate in a coordinate tuple describing the position of a point. Cf. ISO 19111:2007:2007-07, part 9.3, table 27 and annex B.2.2.