1   /* Copyright 2013-2025 CS GROUP
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.rugged.api;
18  
19  
20  /** Enumerate for inertial frames.
21   * @author Luc Maisonobe
22   */
23  public enum InertialFrameId {
24  
25      /** Constant for Geocentric Celestial Reference Frame. */
26      GCRF,
27  
28      /** Constant for Earth Mean Equator 2000 frame (aka J2000). */
29      EME2000,
30  
31      /** Constant for Mean Of Date frame, with IERS 96 conventions (Lieske precession). */
32      MOD,
33  
34      /** Constant for True Of Date frame, with IERS 96 conventions (Wahr nutation). */
35      TOD,
36  
37      /** Constant for Veis 1950 frame. */
38      VEIS1950
39  
40  }