edu.pdx.starview.calc
Class SVConst

java.lang.Object
  edu.pdx.starview.calc.SVConst

public class SVConst

extends java.lang.Object

This contains a number of constants used thruought the code.

Author:

Dave Camarillo

Field Summary

static double	arcs
static double	AU Astronomical unit [km]
static double	c_light speed of light [AU/d]
static double	deg 180.0 / pi
static double	GM_Sun [AU^3/d^2]
static double	JD
static double	kGauss gravitational public static finalant
static double	KSB1950 Julian date for Jan 0.9235, 1950
static double	KSJ2000 Julian Date for noon on Jan 1, 2000 (epoch J2000)
static double	MJD_J2000 MJD of Epoch J2000.0
static double	pi2 2 times pi
static double	R_Earth Radii of earth
static double	R_Moon Radii of moon
static double	R_Sun Radii of sun
static double	rad pi / 180
static double	secsPerDay Seconds per day
static double	T_B1950 Epoch B1950
static double	T_J2000 Epoch J2000.0

Constructor Summary

SVConst()

Methods inherited from class java.lang.Object

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

Field Detail

pi2

public static final double pi2

2 times pi

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Constant Field Values

rad

public static final double rad

pi / 180

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deg

public static final double deg

180.0 / pi

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arcs

public static final double arcs

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R_Earth

public static final double R_Earth

Radii of earth

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R_Sun

public static final double R_Sun

Radii of sun

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R_Moon

public static final double R_Moon

Radii of moon

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MJD_J2000

public static final double MJD_J2000

MJD of Epoch J2000.0

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T_J2000

public static final double T_J2000

Epoch J2000.0

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T_B1950

public static final double T_B1950

Epoch B1950

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kGauss

public static final double kGauss

gravitational public static finalant

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GM_Sun

public static final double GM_Sun

[AU^3/d^2]

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AU

public static final double AU

Astronomical unit [km]

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c_light

public static final double c_light

speed of light [AU/d]

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JD

public static final double JD

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secsPerDay

public static final double secsPerDay

Seconds per day

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KSJ2000

public static final double KSJ2000

Julian Date for noon on Jan 1, 2000 (epoch J2000)

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Constant Field Values

KSB1950

public static final double KSB1950

Julian date for Jan 0.9235, 1950

See Also:

Constant Field Values

Constructor Detail

SVConst

public SVConst()