astro
Class HeliocentricJulianDate

java.lang.Object
  util.CommandLineParser
      astro.RaDeParser
          astro.HeliocentricJulianDate

public class HeliocentricJulianDate
extends RaDeParser

Command line tool to calculate a heliocentric julian date from FITS header keywords or from command line options.

Nested Class Summary

Nested classes/interfaces inherited from class util.CommandLineParser

CommandLineParser.Test

Field Summary

static String	DATE_OBS The header keyword for obs.
static String	DEC Pointing of telescope, if OBJDEC not found.
private static String	FOOT A footer message.
static String	OBJDEC The header keyword for the object de, deg.
static String	OBJEQUIN The equinox of the catalog, years.
static String	OBJPMDEC The header keyword for the object proper motion in de, mas/yr.
static String	OBJPMRA The header keyword for the object proper motion in ra, mas/yr.
static String	OBJRA The header keyword for the object ra, deg.
private static String	ONE The command line switches.
static String	RA Pointing of telescope, if OBJRA not found.
static String	TIME_OBS The header keyword for obs.

Fields inherited from class astro.RaDeParser

USE

Constructor Summary

HeliocentricJulianDate()
We constrcut a new HeliocentricJulianDate parser.

Method Summary

static void	main(String[] arg) Tries to read fits header data and prints out the hjd.
double	process(String[] arg) Reads the command line and parses object ra,dec out of it.

Methods inherited from class astro.RaDeParser

getRaDe

Methods inherited from class util.CommandLineParser

getArguments, getCommandLine, getCommands, getRegisteredSwitches, hasAnySwitch, hasSwitch, hasSwitch, haveAllSwitches, parse, printCommandLine, registerLine, registerSwitches, setCommands, staticUsage, usage

Methods inherited from class java.lang.Object

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

Field Detail

OBJRA

public static final String OBJRA

The header keyword for the object ra, deg.

See Also:

Constant Field Values

OBJDEC

public static final String OBJDEC

The header keyword for the object de, deg.

See Also:

Constant Field Values

OBJPMRA

public static final String OBJPMRA

The header keyword for the object proper motion in ra, mas/yr.

See Also:

Constant Field Values

OBJPMDEC

public static final String OBJPMDEC

The header keyword for the object proper motion in de, mas/yr.

See Also:

Constant Field Values

OBJEQUIN

public static final String OBJEQUIN

The equinox of the catalog, years.

See Also:

Constant Field Values

RA

public static final String RA

Pointing of telescope, if OBJRA not found.

See Also:

Constant Field Values

DEC

public static final String DEC

Pointing of telescope, if OBJDEC not found.

See Also:

Constant Field Values

DATE_OBS

public static final String DATE_OBS

The header keyword for obs. date in UT If 'T' present, also has time.

See Also:

Constant Field Values

TIME_OBS

public static final String TIME_OBS

The header keyword for obs. time in UT.

See Also:

Constant Field Values

ONE

private static final String ONE

The command line switches.

See Also:

Constant Field Values

FOOT

private static final String FOOT

A footer message.

See Also:

Constant Field Values

Constructor Detail

HeliocentricJulianDate

public HeliocentricJulianDate()

We constrcut a new HeliocentricJulianDate parser.

Method Detail

process

public double process(String[] arg)
               throws ParseException

Reads the command line and parses object ra,dec out of it. If no time is given, the current time is used. Longitude and latitude default to the values of the Teide observatory.

Returns:

A double array, velocity in azimuth and altitude at zero, first index.

Throws:

ParseException

main

public static void main(String[] arg)
                 throws ParseException

Tries to read fits header data and prints out the hjd.

Throws:

ParseException