OmmTle.java
- /* Copyright 2002-2021 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.ndm.odm.omm;
- import org.orekit.files.ccsds.section.CommentsContainer;
- /** Container for TLE data.
- * @author sports
- * @since 6.1
- */
- public class OmmTle extends CommentsContainer {
- /** Ephemeris Type, only required if MEAN_ELEMENT_THEORY = SGP/SGP4. Some sources suggest the coding for
- * the EPHEMERIS_TYPE keyword: 1 = SGP, 2 = SGP4, 3 = SDP4, 4 = SGP8, 5 = SDP8. Default value = 0.
- */
- private int ephemerisType;
- /** Classification Type, only required if MEAN_ELEMENT_THEORY = SGP/SGP4. Some sources suggest the
- * following coding for the CLASSIFICATION_TYPE keyword: U = unclassified, S = secret. Default value = U.
- */
- private char classificationType;
- /** NORAD Catalog Number ("Satellite Number"), an integer of up to nine digits. */
- private int noradID;
- /** Element set number for this satellite, only required if MEAN_ELEMENT_THEORY = SGP/SGP4.
- * Normally incremented sequentially, but may be out of sync if it is generated from a backup source.
- * Used to distinguish different TLEs, and therefore only meaningful if TLE based data is being exchanged. */
- private int elementSetNo;
- /** Revolution Number, only required if MEAN_ELEMENT_THEORY = SGP/SGP4. */
- private int revAtEpoch;
- /** SGP/SGP4 drag-like coefficient (in units 1/[Earth radii]), only required if MEAN_ELEMENT_THEORY = SGP/SGP4. */
- private double bStar;
- /** First Time Derivative of the Mean Motion, only required if MEAN_ELEMENT_THEORY = SGP. */
- private double meanMotionDot;
- /** Second Time Derivative of Mean Motion, only required if MEAN_ELEMENT_THEORY = SGP. */
- private double meanMotionDotDot;
- /** Create an empty data set.
- */
- public OmmTle() {
- ephemerisType = 0;
- classificationType = 'U';
- noradID = -1;
- elementSetNo = -1;
- revAtEpoch = -1;
- bStar = Double.NaN;
- meanMotionDot = Double.NaN;
- meanMotionDotDot = Double.NaN;
- }
- /** {@inheritDoc} */
- @Override
- public void validate(final double version) {
- super.validate(version);
- checkNotNaN(meanMotionDot, OmmTleKey.MEAN_MOTION_DOT);
- checkNotNaN(meanMotionDotDot, OmmTleKey.MEAN_MOTION_DDOT);
- checkNotNegative(noradID, OmmTleKey.NORAD_CAT_ID);
- checkNotNegative(elementSetNo, OmmTleKey.ELEMENT_SET_NO);
- checkNotNegative(revAtEpoch, OmmTleKey.REV_AT_EPOCH);
- }
- /** Get the ephemeris type.
- * @return the ephemerisType
- */
- public int getEphemerisType() {
- return ephemerisType;
- }
- /** Set the ephemeris type.
- * @param ephemerisType the ephemeris type to be set
- */
- public void setEphemerisType(final int ephemerisType) {
- refuseFurtherComments();
- this.ephemerisType = ephemerisType;
- }
- /** Get the classification type.
- * @return the classificationType
- */
- public char getClassificationType() {
- return classificationType;
- }
- /** Set the classification type.
- * @param classificationType the classification type to be set
- */
- public void setClassificationType(final char classificationType) {
- refuseFurtherComments();
- this.classificationType = classificationType;
- }
- /** Get the NORAD Catalog Number ("Satellite Number").
- * @return the NORAD Catalog Number
- */
- public int getNoradID() {
- return noradID;
- }
- /** Set the NORAD Catalog Number ("Satellite Number").
- * @param noradID the element set number to be set
- */
- public void setNoradID(final int noradID) {
- refuseFurtherComments();
- this.noradID = noradID;
- }
- /** Get the element set number for this satellite.
- * @return the element set number for this satellite
- */
- public int getElementSetNumber() {
- return elementSetNo;
- }
- /** Set the element set number for this satellite.
- * @param elementSetNo the element set number to be set
- */
- public void setElementSetNo(final int elementSetNo) {
- refuseFurtherComments();
- this.elementSetNo = elementSetNo;
- }
- /** Get the revolution rumber.
- * @return the revolution rumber
- */
- public int getRevAtEpoch() {
- return revAtEpoch;
- }
- /** Set the revolution rumber.
- * @param revAtEpoch the Revolution Number to be set
- */
- public void setRevAtEpoch(final int revAtEpoch) {
- refuseFurtherComments();
- this.revAtEpoch = revAtEpoch;
- }
- /** Get the SGP/SGP4 drag-like coefficient.
- * @return the SGP/SGP4 drag-like coefficient
- */
- public double getBStar() {
- return bStar;
- }
- /** Set the SGP/SGP4 drag-like coefficient.
- * @param bstar the SGP/SGP4 drag-like coefficient to be set
- */
- public void setBStar(final double bstar) {
- refuseFurtherComments();
- this.bStar = bstar;
- }
- /** Get the first time derivative of the mean motion.
- * @return the first time derivative of the mean motion
- */
- public double getMeanMotionDot() {
- return meanMotionDot;
- }
- /** Set the first time derivative of the mean motion.
- * @param meanMotionDot the first time derivative of the mean motion to be set
- */
- public void setMeanMotionDot(final double meanMotionDot) {
- refuseFurtherComments();
- this.meanMotionDot = meanMotionDot;
- }
- /** Get the second time derivative of the mean motion.
- * @return the second time derivative of the mean motion
- */
- public double getMeanMotionDotDot() {
- return meanMotionDotDot;
- }
- /** Set the second time derivative of the mean motion.
- * @param meanMotionDotDot the second time derivative of the mean motion to be set
- */
- public void setMeanMotionDotDot(final double meanMotionDotDot) {
- refuseFurtherComments();
- this.meanMotionDotDot = meanMotionDotDot;
- }
- }