1   /* Copyright 2022-2025 Luc Maisonobe
2    * Licensed to CS GROUP (CS) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * CS licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *   http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.orekit.utils;
18  
19  /** Container for azimut/elevation/range coordinates as seen from a ground point.
20   * @see org.orekit.frames.TopocentricFrame
21   * @since 12.0
22   */
23  public class TrackingCoordinates {
24  
25      /** Azimuth. */
26      private final double azimuth;
27  
28      /** Elevation. */
29      private final double elevation;
30  
31      /** Range. */
32      private final double range;
33  
34      /** Simple constructor.
35       * @param azimuth azimuth
36       * @param elevation elevation
37       * @param range range
38       */
39      public TrackingCoordinates(final double azimuth, final double elevation, final double range) {
40          this.azimuth   = azimuth;
41          this.elevation = elevation;
42          this.range     = range;
43      }
44  
45      /** Get the azimuth.
46       * <p>The azimuth is the angle between the North direction at local point and
47       * the projection in local horizontal plane of the direction from local point
48       * to given point. Azimuth angles are counted clockwise, i.e positive towards the East.</p>
49       * @return azimuth
50       */
51      public double getAzimuth() {
52          return azimuth;
53      }
54  
55      /** Get the elevation.
56       * <p>The elevation is the angle between the local horizontal and
57       * the direction from local point to given point.</p>
58       * @return elevation
59       */
60      public double getElevation() {
61          return elevation;
62      }
63  
64      /** Get the range.
65       * @return range
66       */
67      public double getRange() {
68          return range;
69      }
70  
71  }
72  
73  
74