Description of CRS - ES_ED50 / UTM
AttributeEntry
CountrySpain
Country identifierES
CRS identifierES_ED50 / UTM
CRS alias
CRS valid areaSpain
CRS scope
CRS remarks
Datum identifierED50
Datum alias
European Datum 1950
Datum typegeodetic
Datum anchor point
ED50 - Germany, Potsdam, Helmert-Tower,
Lat = 52°22'51.4456" N,
Lon = 13°03'58.9283" E
Datum realization epoch1950 and later in the different countries
Datum valid area
Europe
Datum scope
Datum remarks
Prime meridian identifierGreenwich
Prime meridian greenwich longitude0°
Prime meridian remarks
Ellipsoid identifierHayford 1909
Ellipsoid aliasInternational 1924
Ellipsoid semi major axis6 378 388 m
Ellipsoid shapetrue
Ellipsoid inverse flattening297
Ellipsoid remarks
Coordinate system identifierUniversal Transverse Mercator
Coordinate system typeprojected
Coordinate system dimension2
Coordinate system remarksProjection: Transverse Mercator in zones, 6° width in general
Coordinate system axis namenorthing / N
Coordinate system axis directionNorth
Coordinate system axis unit identifiermetre
Coordinate system axis nameeasting / E
Coordinate system axis directionEast
Coordinate system axis unit identifiermetre
Operation identifierUniversal Transverse Mercator
Operation valid areain general: world-wide
Operation scope
Operation method nameUniversal Transverse Mercator Projection
Operation method name alias
Operation method formula
Transverse Mercator Mapping Equations, in Hooijberg, 
Practical Geodesy, 1997, pages 81-84, 111-114 
Operation method parameters number9
Operation method remarks
Operation parameter namelatitude of origin
Operation parameter value
0°
Operation parameter remarks0°, the Equator
Operation parameter namelongitude of origin
Operation parameter value
central meridian (CM) of zone
for ES: 15° W for Canary Islands; 9° W, 3° W, 3° E for 
core Spain; 3° E for Balearic Islands in use 
Operation parameter remarksin general: central meridians ...,3° W, 3° E, 9° E, 15° E, 21° E,...
Operation parameter namefalse northing
Operation parameter value
0 m for northern hemisphere
10 000 000 m for southern hemisphere
Operation parameter remarks
Operation parameter namefalse easting
Operation parameter value
500 000 m
Operation parameter remarks
Operation parameter namescale factor at central meridian
Operation parameter value
0.9996
Operation parameter remarks
Operation parameter namewidth of zones
Operation parameter value
in general: 6°
Operation parameter remarks
Operation parameter namezone number n
Operation parameter value
in general: 1...60
for ES: zones 28, 29, 30 and 31
Operation parameter remarkszone number 1 from 180° West increasing eastwards e.g. for Central Meridian 9° E - zone number 32 for ES: differentation of zones by suffixes in coordinate data HU with xx as zone numbers i.e. HU28, HU29, HU30, HU31
Operation parameter namelatitude limits of system
Operation parameter value
84° N
80° S
Operation parameter remarks
Operation parameter namelimits of zones
Operation parameter value
in general: by meridians whose longitudes are multiples of 
6° West / 6° East of Greenwich 
Operation parameter remarks