JHS 154 ETRS89-järjestelmään liittyvät karttaprojektiot, tasokoordinaatistot ja karttalehtijako, Liite 4: ETRS-GKn ‑tasokoordinaatiston kuvailu (ISO 19111)

  • Versio: 6.6.2008
  • Julkaistu:  
  • Voimassaoloaika: Toistaiseksi

ETRS-GKn Description

UML identifier

Attribute

Entry

Comment

SC_ProjectedCRS

name:

Projected CRS name

ETRS-GKn

n is the used central meridian in degrees (19 º E - 31 º E)

domainOfValidity:

CRS validity

Finland

scope:

CRS scope

Large scale mapping in Finland.

CS_CartesianCS

name:

Cartesian coordinate system name

ETRS89 Gauss-Kr ü ger CRS for Finland

CS_CoordinateSystemAxis

name:

Coordinate system axis name

easting

axisAbbrev:

Coordinate system axis abbreviation

E

axisDirection:

Coordinate system axis direction

east

axisUnitID:

Coordinate system axis unit identifier

Metre

CS_CoordinateSystemAxis

name:

Coordinate system axis name

northing

axisAbbrev:

Coordinate system axis abbreviation

N

axisDirection:

Coordinate system axis direction

north

axisUnitID:

Coordinate system axis unit identifier

metre

CD_GeodeticDatum

name:

Geodetic datum name

EUREF-FIN :realization of the European Terrestrial Reference System 1989 in Finland

alias:

Datum alias

ETRS89/EUREF-FIN

CD_Ellipsoid

name:

Ellipsoid name

GRS 80

semiMajorAxis:

Length of semi-major axis

6378137.0 m

secondDefiningParameter:

Second defining parameter

inverseFlattening

inverseFlattening

Inverse Flattening

298.257222101

remarks:

Ellipsoid remarks

CC_Conversion

name:

Coordinate operation name

ETRS-GK

domainOfValidity:

Coordinate operation validity

Finnish territory

scope:

Coordinate operation scope

Conformal mapping in sub-national level

CC_OperationMethod

name:

Coordinate operation method name

Gauss-Kr ü ger projection

formula:

Coordinate operation method formula

See Hirvonen, R.A. The Use of Subroutines in Geodetic Computations, Maanmittaus, 1970.

sourceDimensions:

Dimension of source CRS

2

targetDimensions:

Dimension of target CRS

2

CC_OperationParameter

name:

Operation parameter name

latitude of origin

CC_ParameterValue

value:

Operation parameter numeric value

0 degree

CC_OperationParameter

name:

Operation parameter name

longitude of origin

CC_ParameterValue

value:

Operation parameter numeric value

19 º E, 20 º E, .... 31 º E

Central Meridian of the zone

CC_OperationParameter

name:

Operation parameter name

scale factor

CC_ParameterValue

stringValue:

Operation parameter string value

1.0

This is a ratio and is unitless.

CC_OperationParameter

name:

Operation parameter name

false easting

CC_ParameterValue

value:

Operation parameter numeric value

n500000 m

n is the degree of Central Meridian (19…31).

CC_OperationParameter

name:

Operation parameter name

false northing

CC_ParameterValue

value:

Operation parameter numeric value

0 m