org.jscience.astronomy.solarsystem.artificialsatellites
Class OrbitalState

java.lang.Object
  org.jscience.astronomy.solarsystem.artificialsatellites.OrbitalState

All Implemented Interfaces:

java.lang.Comparable

public final class OrbitalState
extends java.lang.Object
implements java.lang.Comparable

Represents orbital state of the spacecraft at a point in time.

Field Summary

double	TSINCE Timestamp of the orbital state, in seconds since the epoch of the known orbital state.
double	X Position of the spacecraft at the point in time.
double	XDOT Velocity of the spacecraft at the point in time.
double	Y DOCUMENT ME!
double	YDOT DOCUMENT ME!
double	Z DOCUMENT ME!
double	ZDOT DOCUMENT ME!

Constructor Summary

OrbitalState()
Constructs an instance of this class.

Method Summary

int	compareTo(java.lang.Object obj) Compares this instance of the given one.
java.lang.String	toString() DOCUMENT ME!

Methods inherited from class java.lang.Object

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

Field Detail

TSINCE

public double TSINCE

Timestamp of the orbital state, in seconds since the epoch of the known orbital state.

X

public double X

Position of the spacecraft at the point in time.

Y

public double Y

DOCUMENT ME!

Z

public double Z

DOCUMENT ME!

XDOT

public double XDOT

Velocity of the spacecraft at the point in time.

YDOT

public double YDOT

DOCUMENT ME!

ZDOT

public double ZDOT

DOCUMENT ME!

Constructor Detail

OrbitalState

public OrbitalState()

Constructs an instance of this class.

Method Detail

toString

public java.lang.String toString()

DOCUMENT ME!

Overrides:

toString in class java.lang.Object

Returns:

the String representation of this instance.

compareTo

public int compareTo(java.lang.Object obj)

Compares this instance of the given one.

Specified by:

compareTo in interface java.lang.Comparable

Parameters:

obj - DOCUMENT ME!

Returns:

-1, 0, +1 if this instance is less than, equal, or greater than the given instance.