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simulate-vlbi-june-2019.script
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simulate-vlbi-june-2019.script
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%----------------------------------------
%---------- Spacecraft
%----------------------------------------
%----------------------------------------
%---------- Spacecraft
%----------------------------------------
Create Spacecraft DSLWP_B;
DSLWP_B.DateFormat = UTCModJulian;
DSLWP_B.Epoch = '28637.5';
DSLWP_B.CoordinateSystem = LunaICRF;
DSLWP_B.DisplayStateType = Cartesian;
DSLWP_B.X = 7153.0634983255
DSLWP_B.Y = -977.79051083117
DSLWP_B.Z = -7518.0459215719
DSLWP_B.VX = -0.2055711290953
DSLWP_B.VY = 0.5133087032117
DSLWP_B.VZ = 0.2686463541015
DSLWP_B.DryMass = 45;
DSLWP_B.Cd = 2.2;
DSLWP_B.Cr = 1.8;
DSLWP_B.DragArea = 0.25;
DSLWP_B.SRPArea = 0.25;
DSLWP_B.Id = '11111';
DSLWP_B.AddHardware = {UHFAntenna, UHFDownlink};
DSLWP_B.SolveFors = {'CartesianState'};
%----------------------------------------
%---------- Hardware Components
%----------------------------------------
% DSLWP-B hardware
Create Antenna UHFAntenna;
Create Transmitter UHFDownlink;
UHFDownlink.PrimaryAntenna = UHFAntenna;
UHFDownlink.Frequency = 435.4;
Create Antenna Dish25m;
Create Receiver PI9CAMReceiver;
PI9CAMReceiver.PrimaryAntenna = Dish25m;
PI9CAMReceiver.Id = '0';
% Shahe hardware
Create Antenna Dish12m;
Create Receiver ShaheReceiver;
ShaheReceiver.PrimaryAntenna = Dish12m;
ShaheReceiver.Id = '1';
% Harbin hardware
Create Antenna HarbinYagis;
Create Receiver HarbinReceiver;
HarbinReceiver.PrimaryAntenna = HarbinYagis;
HarbinReceiver.Id = '2';
% Wakayama hardware
Create Antenna DishWakayama;
Create Receiver WakayamaReceiver;
WakayamaReceiver.PrimaryAntenna = DishWakayama;
WakayamaReceiver.Id = '3';
%----------------------------------------
%---------- GroundStations
%----------------------------------------
Create GroundStation PI9CAM;
PI9CAM.CentralBody = Earth;
PI9CAM.StateType = Spherical;
PI9CAM.HorizonReference = Ellipsoid;
PI9CAM.Location1 = 52.81201944;
PI9CAM.Location2 = 6.39616944;
PI9CAM.Location3 = 0.025;
PI9CAM.Id = '22222';
PI9CAM.AddHardware = {Dish25m, PI9CAMReceiver};
PI9CAM.IonosphereModel = 'IRI2007';
PI9CAM.TroposphereModel = 'HopfieldSaastamoinen';
PI9CAM.DataSource = 'Constant';
PI9CAM.Temperature = 295.1;
PI9CAM.Pressure = 1013.5;
PI9CAM.Humidity = 55;
PI9CAM.MinimumElevationAngle = 7;
PI9CAM.ErrorModels = {DeltaRange, DeltaRangeRate};
Create GroundStation Shahe;
Shahe.CentralBody = Earth;
Shahe.StateType = Spherical;
Shahe.HorizonReference = Ellipsoid;
Shahe.Location1 = 40.117519;
Shahe.Location2 = 116.229944;
Shahe.Location3 = 0.055;
Shahe.Id = '33333';
Shahe.AddHardware = {Dish12m, ShaheReceiver};
Shahe.IonosphereModel = 'IRI2007';
Shahe.TroposphereModel = 'HopfieldSaastamoinen';
Shahe.DataSource = 'Constant';
Shahe.Temperature = 295.1;
Shahe.Pressure = 1013.5;
Shahe.Humidity = 55;
Shahe.MinimumElevationAngle = 7;
Shahe.ErrorModels = {DeltaRange, DeltaRangeRate};
Create GroundStation Harbin;
Harbin.CentralBody = Earth;
Harbin.StateType = Spherical;
Harbin.HorizonReference = Ellipsoid;
Harbin.Location1 = 45.9530917;
Harbin.Location2 = 126.8002056;
Harbin.Location3 = 0.117;
Harbin.Id = '44444';
Harbin.AddHardware = {HarbinYagis, HarbinReceiver};
Harbin.IonosphereModel = 'IRI2007';
Harbin.TroposphereModel = 'HopfieldSaastamoinen';
Harbin.DataSource = 'Constant';
Harbin.Temperature = 295.1;
Harbin.Pressure = 1013.5;
Harbin.Humidity = 55;
Harbin.MinimumElevationAngle = 7;
Harbin.ErrorModels = {DeltaRange, DeltaRangeRate};
Create GroundStation Wakayama;
Wakayama.CentralBody = Earth;
Wakayama.StateType = Spherical;
Wakayama.HorizonReference = Ellipsoid;
Wakayama.Location1 = 34.266076;
Wakayama.Location2 = 135.151467;
Wakayama.Location3 = 0;
Wakayama.Id = '55555';
Wakayama.AddHardware = {DishWakayama, WakayamaReceiver};
Wakayama.IonosphereModel = 'IRI2007';
Wakayama.TroposphereModel = 'HopfieldSaastamoinen';
Wakayama.DataSource = 'Constant';
Wakayama.Temperature = 295.1;
Wakayama.Pressure = 1013.5;
Wakayama.Humidity = 55;
Wakayama.MinimumElevationAngle = 7;
Wakayama.ErrorModels = {DeltaRange, DeltaRangeRate};
%----------------------------------------
%---------- ForceModels
%----------------------------------------
Create ForceModel LunaProp_ForceModel;
LunaProp_ForceModel.CentralBody = Luna;
LunaProp_ForceModel.PrimaryBodies = {Luna};
LunaProp_ForceModel.PointMasses = {Earth, Jupiter, Mars, Neptune, Saturn, Sun, Uranus, Venus};
LunaProp_ForceModel.Drag = None;
LunaProp_ForceModel.SRP = On;
LunaProp_ForceModel.RelativisticCorrection = On;
LunaProp_ForceModel.ErrorControl = None;
LunaProp_ForceModel.GravityField.Luna.Degree = 10;
LunaProp_ForceModel.GravityField.Luna.Order = 10;
LunaProp_ForceModel.GravityField.Luna.StmLimit = 100;
%----------------------------------------
%---------- Propagators
%----------------------------------------
Create Propagator LunaProp;
LunaProp.FM = LunaProp_ForceModel;
LunaProp.Type = PrinceDormand78;
LunaProp.InitialStepSize = 10;
LunaProp.Accuracy = 9.999999999999999e-12;
LunaProp.MinStep = 0;
LunaProp.MaxStep = 60;
LunaProp.MaxStepAttempts = 50;
LunaProp.StopIfAccuracyIsViolated = true;
%----------------------------------------
%---------- Coordinate Systems
%----------------------------------------
Create CoordinateSystem LunaICRF;
GMAT LunaICRF.Origin = Luna;
GMAT LunaICRF.Axes = ICRF;
%----------------------------------------
%---------- ErrorModels
%----------------------------------------
Create ErrorModel DeltaRange;
DeltaRange.Type = 'DeltaRange';
DeltaRange.NoiseSigma = 1.2;
DeltaRange.Bias = 0;
Create ErrorModel DeltaRangeRate;
DeltaRangeRate.Type = 'DeltaRangeRate';
DeltaRangeRate.NoiseSigma = 0.0002;
DeltaRangeRate.Bias = 0;
%----------------------------------------
%---------- MeasurementModels
%----------------------------------------
Create TrackingFileSet VLBIsimData;
VLBIsimData.AddTrackingConfig = {{PI9CAM, DSLWP_B, Shahe}, 'DeltaRange'};
VLBIsimData.AddTrackingConfig = {{PI9CAM, DSLWP_B, Harbin}, 'DeltaRange'};
VLBIsimData.AddTrackingConfig = {{PI9CAM, DSLWP_B, Wakayama}, 'DeltaRange'};
VLBIsimData.AddTrackingConfig = {{Shahe, DSLWP_B, Harbin}, 'DeltaRange'};
VLBIsimData.AddTrackingConfig = {{Shahe, DSLWP_B, Wakayama}, 'DeltaRange'};
VLBIsimData.AddTrackingConfig = {{Harbin, DSLWP_B, Wakayama}, 'DeltaRange'};
VLBIsimData.AddTrackingConfig = {{PI9CAM, DSLWP_B, Shahe}, 'DeltaRangeRate'};
VLBIsimData.AddTrackingConfig = {{PI9CAM, DSLWP_B, Harbin}, 'DeltaRangeRate'};
VLBIsimData.AddTrackingConfig = {{PI9CAM, DSLWP_B, Wakayama}, 'DeltaRangeRate'};
VLBIsimData.AddTrackingConfig = {{Shahe, DSLWP_B, Harbin}, 'DeltaRangeRate'};
VLBIsimData.AddTrackingConfig = {{Shahe, DSLWP_B, Wakayama}, 'DeltaRangeRate'};
VLBIsimData.AddTrackingConfig = {{Harbin, DSLWP_B, Wakayama}, 'DeltaRangeRate'};
VLBIsimData.FileName = {'DSLWP-B_june_2019.gmd'};
VLBIsimData.UseLightTime = true;
VLBIsimData.UseRelativityCorrection = true;
VLBIsimData.UseETminusTAI = true;
VLBIsimData.SimDopplerCountInterval = 1;
%----------------------------------------
%---------- Solvers
%----------------------------------------
Create Simulator Sim;
GMAT Sim.AddData = {VLBIsimData};
GMAT Sim.Propagator = LunaProp;
GMAT Sim.EpochFormat = UTCGregorian;
GMAT Sim.InitialEpoch = '03 Jun 2019 00:00:00.000';
GMAT Sim.FinalEpoch = '08 Jun 2019 00:00:00.000';
GMAT Sim.MeasurementTimeStep = 60;
GMAT Sim.AddNoise = On;
Create AcceptFilter june04;
june04.EpochFormat = UTCGregorian;
june04.InitialEpoch = '04 Jun 2019 07:00:00.000';
june04.FinalEpoch = '04 Jun 2019 09:00:00.000';
Create AcceptFilter june05;
june05.EpochFormat = UTCGregorian;
june05.InitialEpoch = '05 Jun 2019 07:00:00.000';
june05.FinalEpoch = '05 Jun 2019 09:00:00.000';
Create AcceptFilter june06;
june06.EpochFormat = UTCGregorian;
june06.InitialEpoch = '06 Jun 2019 07:00:00.000';
june06.FinalEpoch = '06 Jun 2019 09:00:00.000';
Create AcceptFilter june07;
june07.EpochFormat = UTCGregorian;
june07.InitialEpoch = '07 Jun 2019 08:00:00.000';
june07.FinalEpoch = '07 Jun 2019 10:00:00.000';
Create BatchEstimator bat;
bat.DataFilters = {june04, june05, june06, june07}
bat.ShowProgress = true;
bat.ReportStyle = Normal;
bat.ReportFile = 'DSLWP-B_VLBI_june_2019_estimation.report';
bat.MaximumIterations = 10;
bat.Measurements = {VLBIsimData};
bat.Propagator = LunaProp;
bat.ShowAllResiduals = On;
bat.AbsoluteTol = 0.001;
bat.RelativeTol = 0.0001;
%----------------------------------------
%---------- Mission Sequence
%----------------------------------------
BeginMissionSequence;
%RunSimulator Sim;
RunEstimator bat;