Package skyview.util

Class CoordsPixel

java.lang.Object

skyview.util.CoordsPixel

public class CoordsPixel
extends Object

This class gives the coordinate values corresponding to a given pixel location in an image.

Constructor Summary

Constructors

Constructor	Description
CoordsPixel()

Method Summary

Modifier and Type	Method	Description
static void	main(String[] args)	Usage: java skyview.util.CoordsPixel file lon lat where file is the name of the FITS file and lon and lat are the celestial J2000 coordinates Note that the pixel coordinates for an NxM image run from 0 to N and 0 to M.

Methods inherited from class java.lang.Object

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

Constructor Detail

CoordsPixel

public CoordsPixel()

Method Detail

main

public static void main(String[] args)
                 throws Exception

Usage:
java skyview.util.CoordsPixel file lon lat
where file is the name of the FITS file and lon and lat are the celestial J2000 coordinates Note that the pixel coordinates for an NxM image run from 0 to N and 0 to M. The standard definition used within FITS for coordinates (e.g., in the CRPIX values) would range from 1/2 to N+1/2 and 1/2 to M+1/2.

Throws:

Exception