1   /* Copyright 2002-2024 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.time;
18  
19  /** Beidou system time scale.
20   * <p>By convention, BDT = UTC on January 1st 2006.</p>
21   * <p>This is intended to be accessed thanks to {@link TimeScales},
22   * so there is no public constructor.</p>
23   * @see AbsoluteDate
24   */
25  public class BDTScale extends ConstantOffsetTimeScale {
26  
27      /** Serializable UID. */
28      private static final long serialVersionUID = 20240720L;
29  
30      /** Package private constructor for the factory.
31       */
32      BDTScale() {
33          super("BDT", new TimeOffset(-33L, 0L));
34      }
35  
36  }