Class HistoricalGeodeticModels

java.lang.Object

org.episteme.natural.earth.coordinates.HistoricalGeodeticModels

public final class HistoricalGeodeticModels
extends Object

Registry of historically significant geodetic parameters and presets. Designed for historians and researchers working with archival maps and data.

Since:

1.0

Author:

Silvere Martin-Michiellot, Gemini AI (Google DeepMind)

Field Summary

Fields

Modifier and Type	Field	Description
static final CassiniSoldnerCoordinate.CassiniParameters	UK_OS_CASSINI	Parameters for the Cassini-Soldner projection used by the UK Ordnance Survey during the 19th and early 20th century.
static final AlbersEqualAreaCoordinate.AlbersParameters	USGS_USA_ALBERS	Parameters for the Albers Equal-Area Conic projection as specified by the USGS for the contiguous United States.
static final PolyconicCoordinate.PolyconicParameters	USGS_USA_POLYCONIC	Parameters for the Polyconic projection widely used for early USGS topographic maps.

Method Summary

Modifier and Type	Method	Description
static ReferenceEllipsoid	getAiry1830()	Airy 1830 Ellipsoid - used for OSGB36 in the UK.
static ReferenceEllipsoid	getBessel1841()	Bessel 1841 Ellipsoid - widely used in Europe (e.g.
static ReferenceEllipsoid	getClarke1866()	Clarke 1866 Ellipsoid - base for NAD27 in North America.
static ReferenceEllipsoid	getEverest1830()	Everest 1830 Ellipsoid - used in India and Southeast Asia.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

UK_OS_CASSINI

public static final CassiniSoldnerCoordinate.CassiniParameters UK_OS_CASSINI

Parameters for the Cassini-Soldner projection used by the UK Ordnance Survey during the 19th and early 20th century.

USGS_USA_ALBERS

public static final AlbersEqualAreaCoordinate.AlbersParameters USGS_USA_ALBERS

Parameters for the Albers Equal-Area Conic projection as specified by the USGS for the contiguous United States.

USGS_USA_POLYCONIC

public static final PolyconicCoordinate.PolyconicParameters USGS_USA_POLYCONIC

Parameters for the Polyconic projection widely used for early USGS topographic maps.

Method Details

getBessel1841

public static ReferenceEllipsoid getBessel1841()

Bessel 1841 Ellipsoid - widely used in Europe (e.g. Germany, Switzerland, Netherlands).

getClarke1866

public static ReferenceEllipsoid getClarke1866()

Clarke 1866 Ellipsoid - base for NAD27 in North America.

getEverest1830

public static ReferenceEllipsoid getEverest1830()

Everest 1830 Ellipsoid - used in India and Southeast Asia.

getAiry1830

public static ReferenceEllipsoid getAiry1830()

Airy 1830 Ellipsoid - used for OSGB36 in the UK.