org.lsst.ccs.subsystem.airwatch.main

Class Utility

java.lang.Object

org.lsst.ccs.subsystem.airwatch.main.Utility

public class Utility
extends Object

Static functions and other things without their own classes. Can't be instantiated.

Author:

tether

Method Summary

Modifier and Type	Method and Description
static double	dewPoint(double temp, double rh) Calculates the dew point temperature from current conditions.

Methods inherited from class java.lang.Object

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

Method Detail

dewPoint

public static double dewPoint(double temp,
                              double rh)

Calculates the dew point temperature from current conditions. Uses the extended Magnus formula from the Wikipedia article on dew point, with the constants chose by Arden Buck for ambient T between 0 and 50 deg C.

Parameters:

temp - the ambient air temperature in degrees Celsius. SHould be be between 0 and 50 degrees, inclusive.

rh - the relative humidity expressed as a percentage.

Returns:

The dew point temperature in degrees Celsius. Maximum error 0.05%.