JHS 154 ETRS89-järjestelmään liittyvät karttaprojektiot, tasokoordinaatistot ja karttalehtijako, Liite 4: ETRS-GKn ‑tasokoordinaatiston kuvailu (ISO 19111)
- Versio: 6.6.2008
- Julkaistu:
- Voimassaoloaika: Toistaiseksi
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ETRS-GKn Description |
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UML identifier |
Attribute |
Entry |
Comment |
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SC_ProjectedCRS |
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name: |
Projected CRS name |
ETRS-GKn |
n is the used central meridian in degrees (19 º E - 31 º E) |
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domainOfValidity: |
CRS validity |
Finland |
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scope: |
CRS scope |
Large scale mapping in Finland. |
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CS_CartesianCS |
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name: |
Cartesian coordinate system name |
ETRS89 Gauss-Kr ü ger CRS for Finland |
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CS_CoordinateSystemAxis |
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name: |
Coordinate system axis name |
easting |
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axisAbbrev: |
Coordinate system axis abbreviation |
E |
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axisDirection: |
Coordinate system axis direction |
east |
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axisUnitID: |
Coordinate system axis unit identifier |
Metre |
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CS_CoordinateSystemAxis |
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name: |
Coordinate system axis name |
northing |
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axisAbbrev: |
Coordinate system axis abbreviation |
N |
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axisDirection: |
Coordinate system axis direction |
north |
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axisUnitID: |
Coordinate system axis unit identifier |
metre |
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CD_GeodeticDatum |
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name: |
Geodetic datum name |
EUREF-FIN :realization of the European Terrestrial Reference System 1989 in Finland |
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alias: |
Datum alias |
ETRS89/EUREF-FIN |
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CD_Ellipsoid |
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name: |
Ellipsoid name |
GRS 80 |
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semiMajorAxis: |
Length of semi-major axis |
6378137.0 m |
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secondDefiningParameter: |
Second defining parameter |
inverseFlattening |
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inverseFlattening |
Inverse Flattening |
298.257222101 |
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remarks: |
Ellipsoid remarks |
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CC_Conversion |
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name: |
Coordinate operation name |
ETRS-GK |
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domainOfValidity: |
Coordinate operation validity |
Finnish territory |
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scope: |
Coordinate operation scope |
Conformal mapping in sub-national level |
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CC_OperationMethod |
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name: |
Coordinate operation method name |
Gauss-Kr ü ger projection |
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formula: |
Coordinate operation method formula |
See Hirvonen, R.A. The Use of Subroutines in Geodetic Computations, Maanmittaus, 1970. |
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sourceDimensions: |
Dimension of source CRS |
2 |
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targetDimensions: |
Dimension of target CRS |
2 |
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CC_OperationParameter |
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name: |
Operation parameter name |
latitude of origin |
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CC_ParameterValue |
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value: |
Operation parameter numeric value |
0 degree |
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CC_OperationParameter |
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name: |
Operation parameter name |
longitude of origin |
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CC_ParameterValue |
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value: |
Operation parameter numeric value |
19 º E, 20 º E, .... 31 º E |
Central Meridian of the zone |
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CC_OperationParameter |
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name: |
Operation parameter name |
scale factor |
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CC_ParameterValue |
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stringValue: |
Operation parameter string value |
1.0 |
This is a ratio and is unitless. |
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CC_OperationParameter |
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name: |
Operation parameter name |
false easting |
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CC_ParameterValue |
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value: |
Operation parameter numeric value |
n500000 m |
n is the degree of Central Meridian (19…31). |
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CC_OperationParameter |
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name: |
Operation parameter name |
false northing |
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CC_ParameterValue |
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value: |
Operation parameter numeric value |
0 m |
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