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 longitude
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
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