org.jeospace.physics.orbit
Class SolarNode

java.lang.Object
  org.jeospace.physics.orbit.SolarNode

public abstract class SolarNode

extends java.lang.Object

An abstract class containing utility functions for calculating the times of Earth's passages through the nodes.

Version:

$Revision: 1.1.1.1 $

Author:

Rex Melton

See Also:

Calendar, SolarNodeID

Constructor Summary

protected

SolarNode() Restricted constructor

Method Summary

static java.util.Calendar	getCalendarAtNode(SolarNodeID node, java.util.Calendar currentCalendar) Get the Calendar representation for the specified node for the year of the specified Calendar.
static java.util.Calendar	getCalendarAtNode(SolarNodeID node, double julianDay) Get the Calendar representation for the specified node for the year of the specified Julian Day.
static double	getJulianDayAtNode(SolarNodeID node, java.util.Calendar currentCalendar) Get the double representation of the Julian Day for the specified node for the year of the specified Calendar.
static double	getJulianDayAtNode(SolarNodeID node, double julianDay) Get the double representation of the Julian Day for the specified node for the year of the specified Julian Day.

Methods inherited from class java.lang.Object

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

Constructor Detail

SolarNode

protected SolarNode()

Restricted constructor

Method Detail

getJulianDayAtNode

public static double getJulianDayAtNode(SolarNodeID node,
                                        java.util.Calendar currentCalendar)

Get the double representation of the Julian Day for the specified node for the year of the specified Calendar. This method is valid for the range of Gregorian calendar years 1000 BC to 3000 AD.

Parameters:

node - the node identifier

currentCalendar - the Calendar year of the node

Returns:

the double representation of the Julian Day for the specified node

getJulianDayAtNode

public static double getJulianDayAtNode(SolarNodeID node,
                                        double julianDay)

Get the double representation of the Julian Day for the specified node for the year of the specified Julian Day. This method is valid for the range of Gregorian calendar years 1000 BC to 3000 AD.

Parameters:

node - the node identifier

julianDay - the Julian Day

Returns:

the double representation of the Julian Day for the specified node

getCalendarAtNode

public static java.util.Calendar getCalendarAtNode(SolarNodeID node,
                                                   double julianDay)

Get the Calendar representation for the specified node for the year of the specified Julian Day. This method is valid for the range of Gregorian calendar years 1000 BC to 3000 AD.

Parameters:

node - the node identifier

julianDay - the Julian Day

Returns:

the Calendar for the specified node

getCalendarAtNode

public static java.util.Calendar getCalendarAtNode(SolarNodeID node,
                                                   java.util.Calendar currentCalendar)

Get the Calendar representation for the specified node for the year of the specified Calendar. This method is valid for the range of Gregorian calendar years 1000 BC to 3000 AD.

Parameters:

node - the node identifier

currentCalendar - the Calendar year of the node

Returns:

the Calendar for the specified node