org.orekit.frames
Class EOP1980Entry

java.lang.Object
  org.orekit.frames.EOPEntry
      org.orekit.frames.EOP1980Entry

All Implemented Interfaces:

java.io.Serializable, TimeStamped

public class EOP1980Entry
extends EOPEntry

This class holds an Earth Orientation Parameters entry (IAU1980).

Version:

$Revision: 3111 $ $Date: 2010-02-10 17:45:39 +0100 (mer. 10 févr. 2010) $

Author:

Luc Maisonobe

See Also:

Serialized Form

Constructor Summary

EOP1980Entry(int mjd, double dt, double lod, double ddPsi, double ddEps)
Simple constructor.

Method Summary

double	getDdEps() Get the correction for nutation in obliquity.
double	getDdPsi() Get the correction for nutation in longitude.

Methods inherited from class org.orekit.frames.EOPEntry

getDate, getLOD, getMjd, getUT1MinusUTC

Methods inherited from class java.lang.Object

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

Constructor Detail

EOP1980Entry

public EOP1980Entry(int mjd,
                    double dt,
                    double lod,
                    double ddPsi,
                    double ddEps)
             throws OrekitException

Simple constructor.

Parameters:

mjd - entry date (modified julian day, 00h00 UTC scale)

dt - UT1-UTC in seconds

lod - length of day

ddPsi - correction for nutation in longitude

ddEps - correction for nutation in obliquity

Throws:

OrekitException - if UTC time scale cannot be retrieved

Method Detail

getDdPsi

public double getDdPsi()

Get the correction for nutation in longitude.

Returns:

correction for nutation in longitude

getDdEps

public double getDdEps()

Get the correction for nutation in obliquity.

Returns:

correction for nutation in obliquity