org.rr0.im.service.function
Class SizeFromMoonImpl

public class SizeFromMoonImpl

implements SizeFromMoon

Compute the size of a sighted object given :

• a estimated relative size of the Moon


• a estimated distance of the object (or ground distance + angle of elevation)

Author:

Jérôme Beau

Version: 15 juin 2003 15:06:39

private double angleOfElevation

private double groundDistance

private final static double LUNAR_DIAMETER_ON_DISTANCE

In miles

private double objectDistance

private double relativeLunarSize

public double getAngleOfElevation()

The angle of elevation of the object, in degrees.

Returns:

public double getGroundDistance()

public double getObjectDistance()

public double getObjectLength()

public double getRelativeLunarSize()

public void setAngleOfElevation(double angleOfElevation)

Set the angle of elevation of the object, in degrees.

public void setGroundDistance(double groundDistance)

public void setObjectDistance(double objectDistance)

public void setRelativeLunarSize(double relativeLunarSize)

Usually from 0.2 to 4.0

Parameters:

relativeLunarSize