TimeSystemCorrection.java
/* Copyright 2002-2024 CS GROUP
* Licensed to CS GROUP (CS) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* CS licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
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*/
package org.orekit.files.rinex.navigation;
import org.orekit.time.AbsoluteDate;
/** Container for time system corrections.
* @author Bryan Cazabonne
* @since 12.0
*/
public class TimeSystemCorrection {
/** Time system correction type. */
private String timeSystemCorrectionType;
/** A0 coefficient of linear polynomial for time system correction. */
private double timeSystemCorrectionA0;
/** A1 coefficient of linear polynomial for time system correction. */
private double timeSystemCorrectionA1;
/** Reference date for time system correction. */
private AbsoluteDate referenceDate;
/**
* Constructor.
* @param timeSystemCorrectionType time system correction type
* @param referenceDate reference date for time system correction
* @param timeSystemCorrectionA0 A0 coefficient of linear polynomial for time system correction
* @param timeSystemCorrectionA1 A1 coefficient of linear polynomial for time system correction
*/
public TimeSystemCorrection(final String timeSystemCorrectionType,
final AbsoluteDate referenceDate,
final double timeSystemCorrectionA0,
final double timeSystemCorrectionA1) {
this.timeSystemCorrectionType = timeSystemCorrectionType;
this.referenceDate = referenceDate;
this.timeSystemCorrectionA0 = timeSystemCorrectionA0;
this.timeSystemCorrectionA1 = timeSystemCorrectionA1;
}
/**
* Getter for the time system correction type.
* @return the time system correction type
*/
public String getTimeSystemCorrectionType() {
return timeSystemCorrectionType;
}
/**
* Getter for the A0 coefficient of the time system correction.
* <p>
* deltaT = {@link #getTimeSystemCorrectionA0() A0} +
* {@link #getTimeSystemCorrectionA1() A1} * (t - tref)
* </p>
* @return the A0 coefficient of the time system correction
*/
public double getTimeSystemCorrectionA0() {
return timeSystemCorrectionA0;
}
/**
* Getter for the A1 coefficient of the time system correction.
* <p>
* deltaT = {@link #getTimeSystemCorrectionA0() A0} +
* {@link #getTimeSystemCorrectionA1() A1} * (t - tref)
* </p>
* @return the A1 coefficient of the time system correction
*/
public double getTimeSystemCorrectionA1() {
return timeSystemCorrectionA1;
}
/**
* Getter for the reference date of the time system correction polynomial.
* @return the reference date of the time system correction polynomial,
* or null for GLONASS correction, which is constant
*/
public AbsoluteDate getReferenceDate() {
return referenceDate;
}
}