org.jeospace.physics.orbit
Interface SxP4Constants

public interface SxP4Constants

Defines constants utilized by SxP4EllipticMotion.

Version:

$Revision: 1.1.1.1 $

Author:

Rex Melton

Field Summary

static double	AE The ratio of the Earth's equatorial radius to it's self ?
static double	CK2 Unknown
static double	CK4 Unknown
static double	E6A 10^-6, Mult.MICRO
static double	J1900 The SxP4 epoch (12:00PM Jan 1, 1900) in Julian days
static double	QO Parameter for the SGP4/SGP8 density function
static double	QOMS2T Unknown
static double	S Unknown
static double	S0 Parameter for the SGP4/SGP8 density function
static double	XJ2 The second gravitational zonal harmonic of the Earth
static double	XJ3 The third gravitational zonal harmonic of the Earth
static double	XJ4 The fourth gravitational zonal harmonic of the Earth
static double	XKE The square root of GMEarth in units of (Earth Radius)^3 / (Minutes)^2
static double	XKMPER Earth's equatorial radius in kilometers.

Field Detail

J1900

public static final double J1900

The SxP4 epoch (12:00PM Jan 1, 1900) in Julian days

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Constant Field Values

E6A

public static final double E6A

10^-6, Mult.MICRO

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Constant Field Values

QO

public static final double QO

Parameter for the SGP4/SGP8 density function

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Constant Field Values

S0

public static final double S0

Parameter for the SGP4/SGP8 density function

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Constant Field Values

XJ2

public static final double XJ2

The second gravitational zonal harmonic of the Earth

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Constant Field Values

XJ3

public static final double XJ3

The third gravitational zonal harmonic of the Earth

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Constant Field Values

XJ4

public static final double XJ4

The fourth gravitational zonal harmonic of the Earth

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Constant Field Values

XKMPER

public static final double XKMPER

Earth's equatorial radius in kilometers. Note: This is the WGS72 value, not the WGS84 value.

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Constant Field Values

XKE

public static final double XKE

The square root of GMEarth in units of (Earth Radius)^3 / (Minutes)^2

AE

public static final double AE

The ratio of the Earth's equatorial radius to it's self ?

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Constant Field Values

CK2

public static final double CK2

Unknown

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CK4

public static final double CK4

Unknown

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Constant Field Values

QOMS2T

public static final double QOMS2T

Unknown

S

public static final double S

Unknown

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Constant Field Values