ionoSphericalCaps.cpp File Reference

Data Structures
struct	ScpBasis

Functions
double	legendre_function (int m, double n, double x)
double	legendre_derivatv (int m, double n, double x)
double	bisection (int m, double *ntmp, double x, int nu)
bool	ippCheckSphcap (GTime time, VectorPos &ionPP)
	transforms the Ionosphere Piercing Point and checks if it falls in area of coverage time: I time of observations (not used) IPP: I Ionospheric piercing point to be updated returns 1 if the IPP is within the area of coverage
double	ionCoefSphcap (Trace &trace, int ind, IonoObs &obs, bool slant)
	Evaluates spherical cap harmonics basis functions int ind I Basis function number obs I Ionosphere measurement struct latIPP - Latitude of Ionosphere Piercing Point lonIPP - Longitude of Ionosphere Piercing Point angIPP - Angular gain for Ionosphere Piercing Point.
double	ionVtecSphcap (Trace &trace, GTime time, VectorPos &ionPP, int layer, double &var, KFState &kfState)
	Estimate Ionosphere VTEC using Spherical Cap Harmonic models gtime_t time I time of solutions (not useful for this one Ion_pp I Ionosphere Piercing Point layer I Layer number vari O variance of VTEC.
int	configIonModelSphcap (Trace &trace)
	Initializes Spherical caps Ionosphere model The following configursation parameters are used.

Function Documentation

bisection()

double bisection	(	int	m,
		double *	ntmp,
		double	x,
		int	nu )

Here is the call graph for this function:

Here is the caller graph for this function:

configIonModelSphcap()

int configIonModelSphcap

(

Trace &

trace

)

Initializes Spherical caps Ionosphere model The following configursation parameters are used.

• acsConfig.ionoOpts.lat_center: latitude of map centre
• acsConfig.ionoOpts.lon_center: longitude of map centre
• acsConfig.ionoOpts.lat_width: latitude width of maps
• acsConfig.ionoOpts.lon_width: longitude width of maps
• acsConfig.ionoOpts.func_order: Legendre function order

- acsConfig.ionoOpts.layer_heights: Ionosphere layer Heights

Here is the call graph for this function:

Here is the caller graph for this function:

ionCoefSphcap()

double ionCoefSphcap	(	Trace &	trace,
		int	ind,
		IonoObs &	obs,
		bool	slant )

Evaluates spherical cap harmonics basis functions int ind I Basis function number obs I Ionosphere measurement struct latIPP - Latitude of Ionosphere Piercing Point lonIPP - Longitude of Ionosphere Piercing Point angIPP - Angular gain for Ionosphere Piercing Point.

bool slant I false: output coefficient for Vtec, true: output coefficient for delay

Here is the call graph for this function:

Here is the caller graph for this function:

ionVtecSphcap()

double ionVtecSphcap	(	Trace &	trace,
		GTime	time,
		VectorPos &	ionPP,
		int	layer,
		double &	var,
		KFState &	kfState )

Estimate Ionosphere VTEC using Spherical Cap Harmonic models gtime_t time I time of solutions (not useful for this one Ion_pp I Ionosphere Piercing Point layer I Layer number vari O variance of VTEC.

returns: VETC at piercing point

Here is the call graph for this function:

Here is the caller graph for this function:

ippCheckSphcap()

bool ippCheckSphcap	(	GTime	time,
		VectorPos &	ionPP )

transforms the Ionosphere Piercing Point and checks if it falls in area of coverage time: I time of observations (not used) IPP: I Ionospheric piercing point to be updated returns 1 if the IPP is within the area of coverage

Here is the call graph for this function:

Here is the caller graph for this function:

legendre_derivatv()

double legendre_derivatv	(	int	m,
		double	n,
		double	x )

Here is the caller graph for this function:

legendre_function()

double legendre_function	(	int	m,
		double	n,
		double	x )

Here is the caller graph for this function: