Struct astrea::astro::GeneralPerturbations

ClassList > astrea > astro > GeneralPerturbations

GeneralPerturbations structure representing a Ground Position (GP) object from SpaceTrack.More...

• #include <GeneralPerturbations.hpp>

Public Attributes

Type	Name
std::optional< double >	APOAPSIS Apoapsis altitude in kilometers.
std::optional< long double >	ARG_OF_PERICENTER Argument of pericenter in degrees.
std::optional< long double >	BSTAR B* drag term (BSTAR) in inverse Earth radii.
std::string	CCSDS_OMM_VERS CCSDS OMM version.
std::string	CENTER_NAME Name of the center.
std::optional< char >	CLASSIFICATION_TYPE Classification type.
std::string	COMMENT Comment.
std::optional< std::string >	COUNTRY_CODE Country code.
std::optional< std::string >	CREATION_DATE Creation date.
int	DB_ID Database ID for the GP object.
std::optional< std::string >	DECAY_DATE Decay date.
std::optional< long double >	ECCENTRICITY Eccentricity.
std::optional< short >	ELEMENT_SET_NO Element set number.
std::optional< short unsigned >	EPHEMERIS_TYPE Ephemeris type.
std::optional< std::string >	EPOCH Epoch.
std::optional< long unsigned >	FILE File number.
unsigned	GP_ID General Perturbations ID.
std::optional< long double >	INCLINATION Inclination in degrees.
std::optional< std::string >	LAUNCH_DATE Launch date.
std::optional< double >	MEAN_ANOMALY Mean anomaly in degrees.
std::string	MEAN_ELEMENT_THEORY Mean element theory.
std::optional< long double >	MEAN_MOTION Mean motion in revolutions per day.
std::optional< long double >	MEAN_MOTION_DDOT Mean motion derivative in revolutions per day squared.
std::optional< long double >	MEAN_MOTION_DOT Mean motion second derivative in revolutions per day cubed.
unsigned	NORAD_CAT_ID NORAD catalog ID.
std::optional< std::string >	OBJECT_ID Object ID.
std::optional< std::string >	OBJECT_NAME Object name.
std::optional< std::string >	OBJECT_TYPE Object type.
std::string	ORIGINATOR Originator of the data.
std::optional< double >	PERIAPSIS Periapsis altitude in kilometers.
std::optional< double >	PERIOD Orbital period in minutes.
std::optional< long double >	RA_OF_ASC_NODE Right ascension of ascending node in degrees.
std::optional< std::string >	RCS_SIZE Radar cross-section size.
std::string	REF_FRAME Reference frame.
std::optional< unsigned >	REV_AT_EPOCH Revolution number at epoch.
std::optional< double >	SEMIMAJOR_AXIS Semimajor axis in kilometers.
std::optional< std::string >	SITE Site of the GP object.
std::string	TIME_SYSTEM Time system used for the GP object.
std::optional< std::string >	TLE_LINE0 TLE line 0 (usually the satellite name)
std::optional< std::string >	TLE_LINE1 TLE line 1 (first line of TLE data)
std::optional< std::string >	TLE_LINE2 TLE line 2 (second line of TLE data)

Public Functions

Type	Name
	GeneralPerturbations () = default Default constructor for GeneralPerturbations .
	GeneralPerturbations (const nlohmann::json & data) Constructor that initializes GeneralPerturbations from a JSON object.
	~GeneralPerturbations () = default Default destructor for GeneralPerturbations .

Detailed Description

This structure is used to hold data retrieved from the SpaceTrack API, specifically for GP objects. It includes various attributes such as APOAPSIS, ECCENTRICITY, and others, which are relevant to satellite tracking and orbital mechanics. *

Note:

definition can be found here https://www.space-track.org/basicspacedata/modeldef/class/gp/format/html

Public Attributes Documentation

variable APOAPSIS

Apoapsis altitude in kilometers.

std::optional<double> astrea::astro::GeneralPerturbations::APOAPSIS;

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variable ARG_OF_PERICENTER

Argument of pericenter in degrees.

std::optional<long double> astrea::astro::GeneralPerturbations::ARG_OF_PERICENTER;

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variable BSTAR

B* drag term (BSTAR) in inverse Earth radii.

std::optional<long double> astrea::astro::GeneralPerturbations::BSTAR;

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variable CCSDS_OMM_VERS

CCSDS OMM version.

std::string astrea::astro::GeneralPerturbations::CCSDS_OMM_VERS;

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variable CENTER_NAME

Name of the center.

std::string astrea::astro::GeneralPerturbations::CENTER_NAME;

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variable CLASSIFICATION_TYPE

Classification type.

std::optional<char> astrea::astro::GeneralPerturbations::CLASSIFICATION_TYPE;

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variable COMMENT

Comment.

std::string astrea::astro::GeneralPerturbations::COMMENT;

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variable COUNTRY_CODE

Country code.

std::optional<std::string> astrea::astro::GeneralPerturbations::COUNTRY_CODE;

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variable CREATION_DATE

Creation date.

std::optional<std::string> astrea::astro::GeneralPerturbations::CREATION_DATE;

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variable DB_ID

Database ID for the GP object.

int astrea::astro::GeneralPerturbations::DB_ID;

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variable DECAY_DATE

Decay date.

std::optional<std::string> astrea::astro::GeneralPerturbations::DECAY_DATE;

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variable ECCENTRICITY

Eccentricity.

std::optional<long double> astrea::astro::GeneralPerturbations::ECCENTRICITY;

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variable ELEMENT_SET_NO

Element set number.

std::optional<short> astrea::astro::GeneralPerturbations::ELEMENT_SET_NO;

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variable EPHEMERIS_TYPE

Ephemeris type.

std::optional<short unsigned> astrea::astro::GeneralPerturbations::EPHEMERIS_TYPE;

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variable EPOCH

Epoch.

std::optional<std::string> astrea::astro::GeneralPerturbations::EPOCH;

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variable FILE

File number.

std::optional<long unsigned> astrea::astro::GeneralPerturbations::FILE;

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variable GP_ID

General Perturbations ID.

unsigned astrea::astro::GeneralPerturbations::GP_ID;

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variable INCLINATION

Inclination in degrees.

std::optional<long double> astrea::astro::GeneralPerturbations::INCLINATION;

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variable LAUNCH_DATE

Launch date.

std::optional<std::string> astrea::astro::GeneralPerturbations::LAUNCH_DATE;

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variable MEAN_ANOMALY

Mean anomaly in degrees.

std::optional<double> astrea::astro::GeneralPerturbations::MEAN_ANOMALY;

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variable MEAN_ELEMENT_THEORY

Mean element theory.

std::string astrea::astro::GeneralPerturbations::MEAN_ELEMENT_THEORY;

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variable MEAN_MOTION

Mean motion in revolutions per day.

std::optional<long double> astrea::astro::GeneralPerturbations::MEAN_MOTION;

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variable MEAN_MOTION_DDOT

Mean motion derivative in revolutions per day squared.

std::optional<long double> astrea::astro::GeneralPerturbations::MEAN_MOTION_DDOT;

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variable MEAN_MOTION_DOT

Mean motion second derivative in revolutions per day cubed.

std::optional<long double> astrea::astro::GeneralPerturbations::MEAN_MOTION_DOT;

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variable NORAD_CAT_ID

NORAD catalog ID.

unsigned astrea::astro::GeneralPerturbations::NORAD_CAT_ID;

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variable OBJECT_ID

Object ID.

std::optional<std::string> astrea::astro::GeneralPerturbations::OBJECT_ID;

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variable OBJECT_NAME

Object name.

std::optional<std::string> astrea::astro::GeneralPerturbations::OBJECT_NAME;

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variable OBJECT_TYPE

Object type.

std::optional<std::string> astrea::astro::GeneralPerturbations::OBJECT_TYPE;

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variable ORIGINATOR

Originator of the data.

std::string astrea::astro::GeneralPerturbations::ORIGINATOR;

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variable PERIAPSIS

Periapsis altitude in kilometers.

std::optional<double> astrea::astro::GeneralPerturbations::PERIAPSIS;

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variable PERIOD

Orbital period in minutes.

std::optional<double> astrea::astro::GeneralPerturbations::PERIOD;

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variable RA_OF_ASC_NODE

Right ascension of ascending node in degrees.

std::optional<long double> astrea::astro::GeneralPerturbations::RA_OF_ASC_NODE;

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variable RCS_SIZE

Radar cross-section size.

std::optional<std::string> astrea::astro::GeneralPerturbations::RCS_SIZE;

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variable REF_FRAME

Reference frame.

std::string astrea::astro::GeneralPerturbations::REF_FRAME;

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variable REV_AT_EPOCH

Revolution number at epoch.

std::optional<unsigned> astrea::astro::GeneralPerturbations::REV_AT_EPOCH;

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variable SEMIMAJOR_AXIS

Semimajor axis in kilometers.

std::optional<double> astrea::astro::GeneralPerturbations::SEMIMAJOR_AXIS;

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variable SITE

Site of the GP object.

std::optional<std::string> astrea::astro::GeneralPerturbations::SITE;

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variable TIME_SYSTEM

Time system used for the GP object.

std::string astrea::astro::GeneralPerturbations::TIME_SYSTEM;

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variable TLE_LINE0

TLE line 0 (usually the satellite name)

std::optional<std::string> astrea::astro::GeneralPerturbations::TLE_LINE0;

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variable TLE_LINE1

TLE line 1 (first line of TLE data)

std::optional<std::string> astrea::astro::GeneralPerturbations::TLE_LINE1;

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variable TLE_LINE2

TLE line 2 (second line of TLE data)

std::optional<std::string> astrea::astro::GeneralPerturbations::TLE_LINE2;

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Public Functions Documentation

function GeneralPerturbations [1/2]

Default constructor for GeneralPerturbations .

astrea::astro::GeneralPerturbations::GeneralPerturbations () = default

---

function GeneralPerturbations [2/2]

Constructor that initializes GeneralPerturbations from a JSON object.

astrea::astro::GeneralPerturbations::GeneralPerturbations (
    const nlohmann::json & data
) 

Parameters:

• data The JSON object containing the GP data.

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function ~GeneralPerturbations

Default destructor for GeneralPerturbations .

astrea::astro::GeneralPerturbations::~GeneralPerturbations () = default

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The documentation for this class was generated from the following file astrea/astro/astro/state/orbital_data_formats/instances/GeneralPerturbations.hpp