cds.astro
Class Supergal
java.lang.Object
cds.astro.Astroframe
cds.astro.Supergal
- All Implemented Interfaces:
- java.io.Serializable
public class Supergal
- extends Astroframe
The Supergalactic frame is defined such (0,0) represents the direction
toward the center of the Local Group of galaxies.
The Supergalactic frame is defined by reference to the Galactic System.
- Author:
- Francois Ochsenbein (CDS)
- See Also:
- Serialized Form
Field Summary |
static java.lang.String |
class_name
Name of this frame |
static double[][] |
supergal
Rotation matrix to move from Galactic to Supergalactic. |
Constructor Summary |
Supergal()
Instanciate an Supergal frame. |
Method Summary |
double[][] |
toICRSmatrix()
Defines the rotation matrix to rotate to ICRS |
Methods inherited from class java.lang.Object |
getClass, hashCode, notify, notifyAll, wait, wait, wait |
class_name
public static java.lang.String class_name
- Name of this frame
supergal
public static final double[][] supergal
- Rotation matrix to move from Galactic to Supergalactic.
Supergal
public Supergal()
- Instanciate an Supergal frame. Default epoch is B1950.
toICRSmatrix
public double[][] toICRSmatrix()
- Defines the rotation matrix to rotate to ICRS
- Specified by:
toICRSmatrix
in class Astroframe
- Returns:
- the 3x3 rotation matrix to convert a position in ICRS frame
= (supergal * gal_2000)t
Copyright © 2009 UDS/CNRS