Package skyview.geometry.csys
Class Ecliptic
java.lang.Object
skyview.geometry.CoordinateSystem
skyview.geometry.csys.Ecliptic
- All Implemented Interfaces:
Serializable
,Component
- Direct Known Subclasses:
Helioecliptic
An ecliptic coordinate system in a Julian frame.
- See Also:
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Field Summary
Fields inherited from class skyview.geometry.CoordinateSystem
B1950, Gal, ICRS, J2000
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionGet a description of this component.getName()
Get the name of this component.Get the rotation associated with the projection.Methods inherited from class skyview.geometry.CoordinateSystem
factory, factory, getSphereDistorter
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Constructor Details
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Ecliptic
public Ecliptic(double epoch) Get an Ecliptic Coordinate system at a given epoch.- Parameters:
epoch
- The epoch of the equinox of the coordinate system in calendar years.
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Ecliptic
protected Ecliptic(double epoch, double elon) Get an Ecliptic coordinate system where the 0 of longitude can be reset.- Parameters:
epoch
- The epoch of the equinox.elon
- The longitude in a standard coordinate system at which the prime meridian should be placed.
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Method Details
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getName
Get the name of this component. -
getDescription
Get a description of this component.- Specified by:
getDescription
in interfaceComponent
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getRotater
Description copied from class:CoordinateSystem
Get the rotation associated with the projection.- Specified by:
getRotater
in classCoordinateSystem
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