Description of CRS - DE_42/83 / GK_3| Attribute | Entry |
|---|
| Country | Germany |
| Country identifier | DE |
| CRS identifier | DE_42/83 / GK_3 |
| CRS alias | EPSG codes: 2397, 2398, 2399
AdV codes: DE_42-83_3GK3, DE_42-83_3GK4, DE_42-83_3GK5
Note: in EPSG and AdV codes also format descriptions for
coordinate data sets are included (order of coordinate
values, zone number) - may be defined differently
CRS-EU description encloses all zones 3...5, GK_3
indicates width of zone - 3 degree |
| CRS valid area | Germany, offical CRS in federal state Sachsen-Anhalt,
coordinates are still in use in new federal states |
| CRS scope | basis for surveying activities, topographic and base
mapping, cadastral |
| CRS remarks |
|
| Datum identifier | 42/83 |
| Datum alias | Pulkovo, Krassovsky, System 42/83 |
| Datum type | geodetic |
| Datum anchor point | Russia, Pulkowo,
Lat = 59°46'18.55" N,
Lon = 30°19'42.09" E |
| Datum realization epoch | 1983,international adjustment of EAGN (Einheitliches
Astronomisch Geodätisches Netz - Uniform Astro Geodetic
Network) of countries of Central and Eastern European |
| Datum valid area |
|
| Datum scope |
|
| Datum remarks | datum of former East Germany / German Democratic Republic
(GDR), also former used in Central and Eastern European
countries |
| Prime meridian identifier | Greenwich |
| Prime meridian greenwich longitude | 0° |
| Prime meridian remarks | |
| Ellipsoid identifier | Krassovsky 1940 |
| Ellipsoid alias | |
| Ellipsoid semi major axis | 6 378 245 m |
| Ellipsoid shape | true |
| Ellipsoid inverse flattening | 298.3 |
| Ellipsoid remarks | |
| Coordinate system identifier | GK_3 |
| Coordinate system type | projected |
| Coordinate system dimension | 2 |
| Coordinate system remarks | |
| Coordinate system axis name | X / Hochwert |
| Coordinate system axis direction | North |
| Coordinate system axis unit identifier | metre |
| Coordinate system axis name | Y / Rechtswert |
| Coordinate system axis direction | East |
| Coordinate system axis unit identifier | metre |
| Operation identifier | GK_3 |
| Operation valid area | |
| Operation scope | |
| Operation method name | Transverse Mercator Projection |
| Operation method name alias | Gauß Krüger Projection |
| Operation method formula | Transverse Mercator Mapping Equations, in Hooijberg,
Practical Geodesy, 1997, pages 81-84 |
| Operation method parameters number | 7 |
| Operation method remarks | special German specification of Transverse Mercator
Projection in zones of 3°, also known as Gauss Krüger
System |
| Operation parameter name | latitude of origin |
| Operation parameter value | 0° |
| Operation parameter remarks | 0°, the Equator |
| Operation parameter name | longitude of origin |
| Operation parameter value | entral meridian (CM) of each zone
for DE_42/83: 9° E, 12° E, 15° E in use |
| Operation parameter remarks | in general: central meridians 3° E, 6° E, 9° E, 12°
E,.... |
| Operation parameter name | false northing |
| Operation parameter value | 0 m |
| Operation parameter remarks | |
| Operation parameter name | false easting |
| Operation parameter value | 500 000 + (n * 10**6) m, with n...zone number
e.g. 3 500 000 for zone number 3 (CM = 9° E) |
| Operation parameter remarks | |
| Operation parameter name | scale factor at central meridian |
| Operation parameter value | 1.0000 |
| Operation parameter remarks | |
| Operation parameter name | width of zones |
| Operation parameter value | 3° |
| Operation parameter remarks | |
| Operation parameter name | zone number n |
| Operation parameter value | n = longitude value of central meridian / 3
for DE_42/83: zones 3, 4, 5 |
| Operation parameter remarks | |