Spacecraft Control Bundle 1
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fsw_attitude_determination_sun_star Class Reference
Estimation Modules

The attitude determination system using an Unscented Kalman Filter with: star camera, IMU, magnetometer, and sun sensors. More...

#include <fsw_attitude_determination_sun_star.h>

Inheritance diagram for fsw_attitude_determination_sun_star:

Public Member Functions

 fsw_attitude_determination_sun_star (const char *mod_name)
 
void initialize_data ()
 Create data and request the FSW_ATTITUDE_DETERMINATION_TRIGGER. More...
 
void initialize_data_requests ()
 
void initialize ()
 
void handle_event (int code)
 

Protected Attributes

ADS Inputs
CD_REQUEST_REF star_id_camera_ref
 Identified stars. More...
 
CD_REQUEST_REF star_data_ref
 Star data. More...
 
CD_REQUEST_REF unit_vector_ref
 Star catalog unit vectors. More...
 
CD_REQUEST_REF u_star_camera_ref
 Unit vectors for identified stars. More...
 
CD_REQUEST_REF camera_rate_meas_ref
 Measured camera rate. More...
 
CD_REQUEST_REF od_state_ref
 Spacecraft state [r;v] od_state. More...
 
CD_REQUEST_REF sun_sensor_pitch_ref
 Sun sensor pitch measurement. More...
 
CD_REQUEST_REF sun_sensor_roll_ref
 Sun sensor roll measurement. More...
 
CD_REQUEST_REF magnetometer_ref
 Magnetometer measurements. More...
 
CD_REQUEST_REF sun_sensor_valid_ref
 Sun sensor data validity flag. More...
 
CD_REQUEST_REF ephem_sun_vector_ref
 Sun vector. More...
 
CD_REQUEST_REF q_eci_to_body_sim_ref
 Q ECI to Body from the simulation. More...
 
CD_REQUEST_REF b_field_meas_ref
 B field. More...
 
CD_REQUEST_REF jd_ref
 Julian date. More...
 
CD_REQUEST_REF meas_stars_ref
 Measurements. More...
 
CD_REQUEST_REF u_star_catalog_ref
 Corresponding catalog unit vectors. More...
 
ADS Outputs
CD_CREATE_REF ad_q_body_to_camera_ref
 Q ECI to Body from the simulation. More...
 
CD_CREATE_REF ad_planet_data_ref
 Q ECI to Body from the simulation. More...
 
CD_CREATE_REF ad_q_eci_to_body_ref
 Quaternion from eci to body estimated. More...
 
CD_CREATE_REF ad_gyro_bias_camera_ref
 Gyro bias estimated. More...
 
CD_CREATE_REF ad_covariance_camera_ref
 AD covariance. More...
 
CD_CREATE_REF ad_q_eci_to_camera_single_frame_ref
 Single frame ad camera. More...
 
CD_CREATE_REF ad_q_eci_to_camera_ref
 Single frame ad camera. More...
 
ADS Commands and Parameters


CD_CREATE_REF camera_data_command_ref
 Camera data. More...
 
CD_CREATE_REF ad_q_body_to_sun_sensor_ref
 Quaternion from body to the sun sensor. More...
 
CD_CREATE_REF ad_q_body_to_star_sensor_ref
 Quaternion from body to the sun sensor. More...
 
CD_CREATE_REF ad_use_single_frame_command_ref
 Use single frame camera solutions. More...
 
CD_CREATE_REF ad_reset_command_ref
 Attitude determination commands. More...
 
CD_CREATE_REF ad_on_command_ref
 Attitude determination on command. More...
 
CD_CREATE_REF ad_parameter_command_ref
 The [alpha, kappa, and beta] parameters. More...
 
CD_CREATE_REF ad_initial_covariance_command_ref
 UKF initial covariance. More...
 
CD_CREATE_REF ad_plant_noise_covariance_command_ref
 UKF plant noise covariance. More...
 
CD_CREATE_REF ad_meas_star_noise_covariance_command_ref
 UKF measurement noise covariance. More...
 
CD_CREATE_REF ad_meas_sun_noise_covariance_command_ref
 UKF measurement noise covariance. More...
 
CD_CREATE_REF ad_initial_state_command_ref
 UKF initial state. More...
 
CD_CREATE_REF ad_use_star_data_command_ref
 Select star data. More...
 
CD_CREATE_REF ad_use_sun_data_command_ref
 Select sun sensor data. More...
 
CD_CREATE_REF ad_sun_meas_noise_covariance_command_ref
 Sun sensor measurement noise. More...
 

Detailed Description

The attitude determination system using an Unscented Kalman Filter with: star camera, IMU, magnetometer, and sun sensors.

This is a multi-sensor version of the UKF attitude determination filter.

Member Function Documentation

◆ handle_event()

void fsw_attitude_determination_sun_star::handle_event ( int  code)

Catalog star unit vectors for identified stars

Quaternion from the body to the sun sensor frame

References od_state.

◆ initialize_data()

void fsw_attitude_determination_sun_star::initialize_data ( )

Create data and request the FSW_ATTITUDE_DETERMINATION_TRIGGER.

Member Data Documentation

◆ ad_covariance_camera_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_covariance_camera_ref
protected

AD covariance.

◆ ad_gyro_bias_camera_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_gyro_bias_camera_ref
protected

Gyro bias estimated.

◆ ad_initial_covariance_command_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_initial_covariance_command_ref
protected

UKF initial covariance.

◆ ad_initial_state_command_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_initial_state_command_ref
protected

UKF initial state.

◆ ad_meas_star_noise_covariance_command_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_meas_star_noise_covariance_command_ref
protected

UKF measurement noise covariance.

◆ ad_meas_sun_noise_covariance_command_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_meas_sun_noise_covariance_command_ref
protected

UKF measurement noise covariance.

◆ ad_on_command_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_on_command_ref
protected

Attitude determination on command.

◆ ad_parameter_command_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_parameter_command_ref
protected

The [alpha, kappa, and beta] parameters.

◆ ad_planet_data_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_planet_data_ref
protected

Q ECI to Body from the simulation.

◆ ad_plant_noise_covariance_command_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_plant_noise_covariance_command_ref
protected

UKF plant noise covariance.

◆ ad_q_body_to_camera_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_q_body_to_camera_ref
protected

Q ECI to Body from the simulation.

◆ ad_q_body_to_star_sensor_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_q_body_to_star_sensor_ref
protected

Quaternion from body to the sun sensor.

◆ ad_q_body_to_sun_sensor_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_q_body_to_sun_sensor_ref
protected

Quaternion from body to the sun sensor.

◆ ad_q_eci_to_body_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_q_eci_to_body_ref
protected

Quaternion from eci to body estimated.

◆ ad_q_eci_to_camera_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_q_eci_to_camera_ref
protected

Single frame ad camera.

◆ ad_q_eci_to_camera_single_frame_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_q_eci_to_camera_single_frame_ref
protected

Single frame ad camera.

◆ ad_reset_command_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_reset_command_ref
protected

Attitude determination commands.

◆ ad_sun_meas_noise_covariance_command_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_sun_meas_noise_covariance_command_ref
protected

Sun sensor measurement noise.

◆ ad_use_single_frame_command_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_use_single_frame_command_ref
protected

Use single frame camera solutions.

◆ ad_use_star_data_command_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_use_star_data_command_ref
protected

Select star data.

◆ ad_use_sun_data_command_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::ad_use_sun_data_command_ref
protected

Select sun sensor data.

◆ b_field_meas_ref

CD_REQUEST_REF fsw_attitude_determination_sun_star::b_field_meas_ref
protected

B field.

◆ camera_data_command_ref

CD_CREATE_REF fsw_attitude_determination_sun_star::camera_data_command_ref
protected

Camera data.

◆ camera_rate_meas_ref

CD_REQUEST_REF fsw_attitude_determination_sun_star::camera_rate_meas_ref
protected

Measured camera rate.

◆ ephem_sun_vector_ref

CD_REQUEST_REF fsw_attitude_determination_sun_star::ephem_sun_vector_ref
protected

Sun vector.

◆ jd_ref

CD_REQUEST_REF fsw_attitude_determination_sun_star::jd_ref
protected

Julian date.

◆ magnetometer_ref

CD_REQUEST_REF fsw_attitude_determination_sun_star::magnetometer_ref
protected

Magnetometer measurements.

◆ meas_stars_ref

CD_REQUEST_REF fsw_attitude_determination_sun_star::meas_stars_ref
protected

Measurements.

◆ od_state_ref

CD_REQUEST_REF fsw_attitude_determination_sun_star::od_state_ref
protected

Spacecraft state [r;v] od_state.

◆ q_eci_to_body_sim_ref

CD_REQUEST_REF fsw_attitude_determination_sun_star::q_eci_to_body_sim_ref
protected

Q ECI to Body from the simulation.

◆ star_data_ref

CD_REQUEST_REF fsw_attitude_determination_sun_star::star_data_ref
protected

Star data.

◆ star_id_camera_ref

CD_REQUEST_REF fsw_attitude_determination_sun_star::star_id_camera_ref
protected

Identified stars.

◆ sun_sensor_pitch_ref

CD_REQUEST_REF fsw_attitude_determination_sun_star::sun_sensor_pitch_ref
protected

Sun sensor pitch measurement.

◆ sun_sensor_roll_ref

CD_REQUEST_REF fsw_attitude_determination_sun_star::sun_sensor_roll_ref
protected

Sun sensor roll measurement.

◆ sun_sensor_valid_ref

CD_REQUEST_REF fsw_attitude_determination_sun_star::sun_sensor_valid_ref
protected

Sun sensor data validity flag.

◆ u_star_camera_ref

CD_REQUEST_REF fsw_attitude_determination_sun_star::u_star_camera_ref
protected

Unit vectors for identified stars.

◆ u_star_catalog_ref

CD_REQUEST_REF fsw_attitude_determination_sun_star::u_star_catalog_ref
protected

Corresponding catalog unit vectors.

◆ unit_vector_ref

CD_REQUEST_REF fsw_attitude_determination_sun_star::unit_vector_ref
protected

Star catalog unit vectors.

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