Units.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
* limitations under the License.
*/
package org.orekit.files.ccsds.definitions;
import org.orekit.utils.units.Unit;
/**
* Units used in CCSDS messages.
*
* @author Luc Maisonobe
*/
public class Units {
/** Seconds reciprocal unit. */
public static final Unit ONE_PER_S = Unit.parse("1/s");
/** kg.m² unit. */
public static final Unit KG_M2 = Unit.parse("kg.m²");
/** km³/s² unit. */
public static final Unit KM3_PER_S2 = Unit.parse("km³/s²");
/** m² unit. */
public static final Unit M2 = Unit.parse("m²");
/** m⁴ unit. */
public static final Unit M4 = Unit.parse("m⁴");
/** Meters per second units. */
public static final Unit M_PER_S = Unit.parse("m/s");
/** Meters per square second units. */
public static final Unit M_PER_S2 = Unit.parse("m/s²");
/** Square meters per second units. */
public static final Unit M2_PER_S = Unit.parse("m²/s");
/** Square meters per square second units. */
public static final Unit M2_PER_S2 = Unit.parse("m²/s²");
/** Square meters per cube second units. */
public static final Unit M2_PER_S3 = Unit.parse("m²/s³");
/** Square meters per s⁴ units. */
public static final Unit M2_PER_S4 = Unit.parse("m²/s⁴");
/** m² per kilograms units. */
public static final Unit M2_PER_KG = Unit.parse("m²/kg");
/** m³ per kilograms units. */
public static final Unit M3_PER_KG = Unit.parse("m³/kg");
/** m⁴ per kilograms units. */
public static final Unit M4_PER_KG = Unit.parse("m⁴/kg");
/** m⁴ per square kilograms units. */
public static final Unit M4_PER_KG2 = Unit.parse("m⁴/kg²");
/** Cubic meters per kilograms second units. */
public static final Unit M3_PER_KGS = Unit.parse("m³/(kg.s)");
/** Cubic meters per kilograms (square second) units. */
public static final Unit M3_PER_KGS2 = Unit.parse("m³/(kg.s²)");
/** #/year unit. */
public static final Unit NB_PER_Y = Unit.parse("#/yr");
/** Square kilometers units. */
public static final Unit KM2 = Unit.parse("km²");
/** Kilometers per second units. */
public static final Unit KM_PER_S = Unit.parse("km/s");
/** Kilometers per square second units. */
public static final Unit KM_PER_S2 = Unit.parse("km/s²");
/** Square kilometers per second units. */
public static final Unit KM2_PER_S = Unit.parse("km²/s");
/** Square kilometers per square second units. */
public static final Unit KM2_PER_S2 = Unit.parse("km²/s²");
/** Revolutions per day unit. */
public static final Unit REV_PER_DAY = Unit.parse("rev/d");
/** Scaled revolutions per square day unit. */
public static final Unit REV_PER_DAY2_SCALED = Unit.parse("2rev/d²");
/** Scaled revolutions per cubic day divieded by 6 unit. */
public static final Unit REV_PER_DAY3_SCALED = Unit.parse("6rev/d³");
/** Degree per second unit. */
public static final Unit DEG_PER_S = Unit.parse("°/s");
/** Degree per second^3/2 unit. */
public static final Unit DEG_PER_S_3_2 = Unit.parse("°/√(s³)");
/** Degree per second^1/2 unit. */
public static final Unit DEG_PER_S_1_2 = Unit.parse("°/√s");
/** Newton metre unit. */
public static final Unit N_M = Unit.parse("N.m");
/** Newton metre second unit.
* @since 12.0
*/
public static final Unit N_M_S = Unit.parse("N.m.s");
/** Nano Tesla unit. */
public static final Unit NANO_TESLA = Unit.parse("nT");
/** HectoPascal unit. */
public static final Unit HECTO_PASCAL = Unit.parse("hPa");
/** Hertz per second unit. */
public static final Unit HZ_PER_S = Unit.parse("Hz/s");
/** Watt per kilograms units. */
public static final Unit W_PER_KG = Unit.parse("W/kg");
/** Earth radii reciprocal unit. */
public static final Unit ONE_PER_ER = Unit.parse("1/ER");
/** Private constructor for a utility class.
*/
private Units() {
// nothing to do
}
}