astro

Class JulianDate

java.lang.Object

astro.JulianDate

All Implemented Interfaces:

Function, Inverse

public class JulianDate
extends Object
implements Inverse

The julian date converts java time stamps into jd and vice versa via its inverse function.

Nested Class Summary

Nested classes/interfaces inherited from interface math.Function

Function.Ident

Constructor Summary

Constructors

Constructor and Description
JulianDate()

Method Summary

Modifier and Type	Method and Description
double	evaluate(double ms) Converts a time in ms into julian date.
static double	fromJd(double jd) Static version to convert jd to a time stamp, not rounded to closest millisecond.
double	invert(double jd) Converts a JD to a time stamp in ms.
static double	toJd(double ms) Static version to convert ms in jd.

Methods inherited from class java.lang.Object

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

Constructor Detail

JulianDate

public JulianDate()

Method Detail

evaluate

public double evaluate(double ms)

Converts a time in ms into julian date.

Specified by:

evaluate in interface Function

invert

public double invert(double jd)

Converts a JD to a time stamp in ms.

Specified by:

invert in interface Inverse

toJd

public static double toJd(double ms)

Static version to convert ms in jd.

fromJd

public static double fromJd(double jd)

Static version to convert jd to a time stamp, not rounded to closest millisecond.