gnss-sdr/src/core/system_parameters/glonass_gnav_utc_model.cc

28 lines
1020 B
C++

/*
* \file glonass_gnav_utc_model.h
* \brief Interface of a GLONASS GNAV UTC MODEL storage
* \note Code added as part of GSoC 2017 program
* \author Damian Miralles, 2017. dmiralles2009(at)gmail.com
* \see <a href="http://russianspacesystems.ru/wp-content/uploads/2016/08/ICD_GLONASS_eng_v5.1.pdf">GLONASS ICD</a>
*
* -----------------------------------------------------------------------------
*
* GNSS-SDR is a Global Navigation Satellite System software-defined receiver.
* This file is part of GNSS-SDR.
*
* Copyright (C) 2010-2020 (see AUTHORS file for a list of contributors)
* SPDX-License-Identifier: GPL-3.0-or-later
*
* -----------------------------------------------------------------------------
*/
#include "glonass_gnav_utc_model.h"
double Glonass_Gnav_Utc_Model::utc_time(double glonass_time_corrected) const
{
// GLONASS Time is relative to UTC Moscow, so we simply add its time difference
double t_utc = glonass_time_corrected + 3.0 * 3600.0 + d_tau_c;
return t_utc;
}