Detailed Description

Tropospheric model based on Goad and Goodman(1974), "A Modified Hopfield Tropospheric Refraction Correction Model," Paper presented at the Fall Annual Meeting of the American Geophysical Union, San Francisco, December 1974, as presented in Leick, "GPS Satellite Surveying," Wiley, NY, 1990, Chapter 9 (note particularly Table 9.1).

Definition at line 53 of file GGTropModel.hpp.

#include <GGTropModel.hpp>

Inheritance diagram for gnsstk::GGTropModel:

[legend]

Public Member Functions
virtual double	dry_mapping_function (double elevation) const

virtual double	dry_zenith_delay () const

	GGTropModel ()
	Empty constructor. More...

	GGTropModel (const double &T, const double &P, const double &H)

	GGTropModel (const WxObservation &wx)

virtual std::string	name ()
	Return the name of the model. More...

virtual void	setWeather (const double &T, const double &P, const double &H)

virtual void	setWeather (const WxObservation &wx)

virtual double	wet_mapping_function (double elevation) const

virtual double	wet_zenith_delay () const

Public Member Functions inherited from gnsstk::TropModel
virtual double	correction (const Position &RX, const Position &SV, const CommonTime &tt)

virtual double	correction (const Xvt &RX, const Xvt &SV, const CommonTime &tt)

virtual double	correction (double elevation) const

bool	isValid ()
	Return validity of model. More...

double	SaasDryDelay (const double pr, const double lat, const double ht) const

virtual void	setDayOfYear (const int &d)

virtual void	setReceiverHeight (const double &ht)

virtual void	setReceiverLatitude (const double &lat)

virtual void	setReceiverLongitude (const double &lon)

virtual	~TropModel ()
	Destructor. More...

Private Attributes
double	Cdrydelay

double	Cdrymap

double	Cwetdelay

double	Cwetmap

Additional Inherited Members
Static Public Member Functions inherited from gnsstk::TropModel
static void	weatherByStandardAtmosphereModel (const double &ht, double &T, double &P, double &H)

Static Public Attributes inherited from gnsstk::TropModel
static const GNSSTK_EXPORT double	CELSIUS_TO_KELVIN = 273.15

Protected Attributes inherited from gnsstk::TropModel
double	humid
	latest value of relative humidity (percent) More...

double	press
	latest value of pressure (millibars) More...

double	temp
	latest value of temperature (kelvin or celsius) More...

bool	valid
	true only if current model parameters are valid More...

Constructor & Destructor Documentation

◆ GGTropModel() [1/3]

gnsstk::GGTropModel::GGTropModel ( )

Empty constructor.

Definition at line 54 of file GGTropModel.cpp.

◆ GGTropModel() [2/3]

gnsstk::GGTropModel::GGTropModel ( const WxObservation & wx )

Creates a trop model, with weather observation input

Parameters

wx	the weather to use for this correction.

Exceptions

InvalidParameter

Definition at line 65 of file GGTropModel.cpp.

◆ GGTropModel() [3/3]

gnsstk::GGTropModel::GGTropModel	(	const double &	T,
		const double &	P,
		const double &	H
	)

Create a tropospheric model from explicit weather data

Parameters

T	temperature in degrees Celsius
P	atmospheric pressure in millibars
H	relative humidity in percent

Exceptions

InvalidParameter

Definition at line 72 of file GGTropModel.cpp.

Member Function Documentation

◆ dry_mapping_function()

double gnsstk::GGTropModel::dry_mapping_function ( double elevation ) const

virtual

Compute and return the mapping function for hydrostatic (dry) component of the troposphere, in meters.

Parameters

elevation Elevation of satellite as seen at receiver, in degrees

Exceptions

InvalidTropModel

Implements gnsstk::TropModel.

Definition at line 92 of file GGTropModel.cpp.

◆ dry_zenith_delay()

double gnsstk::GGTropModel::dry_zenith_delay ( ) const

virtual

Compute and return the zenith delay for hydrostatic (dry) component of the troposphere, in meters.

Exceptions

InvalidTropModel

Implements gnsstk::TropModel.

Definition at line 80 of file GGTropModel.cpp.

◆ name()

virtual std::string gnsstk::GGTropModel::name ( )

inlinevirtual

Return the name of the model.

Reimplemented from gnsstk::TropModel.

Definition at line 76 of file GGTropModel.hpp.

◆ setWeather() [1/2]

void gnsstk::GGTropModel::setWeather	(	const double &	T,
		const double &	P,
		const double &	H
	)

virtual

Re-define the tropospheric model with explicit weather data. Typically called just before correction().

Parameters

T	temperature in degrees Celsius
P	atmospheric pressure in millibars
H	relative humidity in percent

Exceptions

InvalidParameter

Reimplemented from gnsstk::TropModel.

Definition at line 160 of file GGTropModel.cpp.

◆ setWeather() [2/2]

void gnsstk::GGTropModel::setWeather ( const WxObservation & wx )

virtual

Re-define the tropospheric model with explicit weather data. Typically called just before correction().

Parameters

wx	the weather to use for this correction

Exceptions

InvalidParameter

Reimplemented from gnsstk::TropModel.

Definition at line 179 of file GGTropModel.cpp.

◆ wet_mapping_function()

double gnsstk::GGTropModel::wet_mapping_function ( double elevation ) const

virtual

Compute and return the mapping function for wet component of the troposphere, in meters.

Parameters

elevation Elevation of satellite as seen at receiver, in degrees

Exceptions

InvalidTropModel

Implements gnsstk::TropModel.

Definition at line 127 of file GGTropModel.cpp.

◆ wet_zenith_delay()

double gnsstk::GGTropModel::wet_zenith_delay ( ) const

virtual

Compute and return the zenith delay for wet component of the troposphere, in meters.

Exceptions

InvalidTropModel

Implements gnsstk::TropModel.

Definition at line 86 of file GGTropModel.cpp.

Member Data Documentation

◆ Cdrydelay

double gnsstk::GGTropModel::Cdrydelay

private

Definition at line 100 of file GGTropModel.hpp.

◆ Cdrymap

double gnsstk::GGTropModel::Cdrymap

private

Definition at line 102 of file GGTropModel.hpp.

◆ Cwetdelay

double gnsstk::GGTropModel::Cwetdelay

private

Definition at line 101 of file GGTropModel.hpp.

◆ Cwetmap

double gnsstk::GGTropModel::Cwetmap

private

Definition at line 103 of file GGTropModel.hpp.

The documentation for this class was generated from the following files:

Detailed Description

Public Member Functions

Private Attributes

Additional Inherited Members

Constructor & Destructor Documentation

◆ GGTropModel() [1/3]

◆ GGTropModel() [2/3]

◆ GGTropModel() [3/3]

Member Function Documentation

◆ dry_mapping_function()

◆ dry_zenith_delay()

◆ name()

◆ setWeather() [1/2]

◆ setWeather() [2/2]

◆ wet_mapping_function()

◆ wet_zenith_delay()

Member Data Documentation

◆ Cdrydelay

◆ Cdrymap

◆ Cwetdelay

◆ Cwetmap