BeidouOrbitalElements.java
- /* Copyright 2002-2020 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
- * limitations under the License.
- */
- package org.orekit.propagation.analytical.gnss;
- /** This interface provides the minimal set of orbital elements needed by the {@link BeidouPropagator}.
- *
- * @see <a href="http://www2.unb.ca/gge/Resources/beidou_icd_english_ver2.0.pdf">Beidou Interface Control Document</a>
- * @author Bryan Cazabonne
- * @since 10.0
- *
- */
- public interface BeidouOrbitalElements extends GNSSOrbitalElements {
- // Constants
- /** Earth's universal gravitational parameter for Beidou user in m³/s². */
- double BEIDOU_MU = 3.986004418e+14;
- /** Value of Pi for conversion from semicircles to radian. */
- double BEIDOU_PI = 3.1415926535898;
- /** Duration of the Beidou week in seconds. */
- double BEIDOU_WEEK_IN_SECONDS = 604800.;
- /** Number of weeks in the Beidou cycle. */
- int BEIDOU_WEEK_NB = 8192;
- /**
- * Gets the Age Of Data Clock (AODC).
- *
- * @return the Age Of Data Clock (AODC)
- */
- default int getAODC() {
- return 0;
- }
- /**
- * Gets the Age Of Data Ephemeris (AODE).
- *
- * @return the Age Of Data Ephemeris (AODE)
- */
- default int getAODE() {
- return 0;
- }
- /**
- * Gets the BeiDou Issue Of Data (IOD).
- *
- * @return the IOD
- */
- default int getIOD() {
- return 0;
- }
- /**
- * Gets the estimated group delay differential TGD1 for B1I signal.
- *
- * @return the estimated group delay differential TGD1 for B1I signal (s)
- */
- default double getTGD1() {
- return 0.0;
- }
- /**
- * Gets the estimated group delay differential TGD for B2I signal.
- *
- * @return the estimated group delay differential TGD2 for B2I signal (s)
- */
- default double getTGD2() {
- return 0.0;
- }
- }