GAMIT软件Track模块使用帮助Word下载.docx

GAMIT软件Track模块使用帮助Word下载.docx

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4-charcodeforreferencesite.

-d<

listof4-charactercodes>

listofsitestobeprocessed.Ifnot

specifiedallsitesindatastreamwillbeprocessed

（thereisalimitonmaximumnumberofsitesthatcanbe

processeddependingonmax_siteintrack.Thereference

codeshouldNOTbegivenhere.）

-n<

rootname>

Specifiesarootnametowhichoutputwillbedirected

（.outisappendedforstdoutoutput）.Useinthe

pos_root,sum_fileandcsv_filenamesthewillbe

replacedbythisstring.

Commandfilenamemustbegiven.

%trackRTr<

Samelistofoptionalthough-m,-phavenoeffect

listofrinexfiles>

listofrinexfiles（sitenamesaregeneratedfrom

thefirst4-charactersofrinexfilenames）

VERSIONS:

---------

--Fixedtime-equateiinSaveObsAsothatadiffernceofmore

thansecondsinneededforanewepoch（trackRTonly）

AddedreferencerelativehumidityforGPT.（120103）

--HandlebadPRNfromBNCwhereG23==203.

--VersiontohandlemissingsatellitesinSP3files（110505）

--VersiontohandlerBNCandgreaterthatisnowoutputing

asciiratherthanbinarydata（trackRTBhandles（110501）

--Initialversion100301（2010March1）

INTRODUCTION:

-------------

TrackRT/TrackRTBandtrackRTrhavemanycommandsthatallowitbecontrolled

bothwhenstartedandduringruns.Belowthedetailedcommandsaregiven

andherewegivetheminimumcommandsneeded.

SP3_DIR:

（unlesssp3filesareinthecurrentdirectory）

SITE_POS:

Sitepositionsmustbegivenforeverysitetobeprocessed.

SITE_STATS:

Tosettheapriorisigmaandprocessnoiseforthesites.

NOTE:

Thereferencesitepositionshouldbesettozero

fortheapriorisigmaandprocessnoise.Typicalsite_stats

wouldbewherecit1hereisthereferencesite.

site_stats

all

cit1

ATM_STATS:

Bydefaultatmosphericdelaysarenotestimated,andnormally

theseshouldbe.Normallythereferencesiteissettozero

whensiteseparationsarelessthe500-1000km.Typicalatm_stats

commandwouldbe

atm_stats

all!

Unitm/sqrt（sec）->

=0.03m/sqrt（day）

Ifmixedantennaandreceivertypesareused

ANTE_OFF:

Tospecifytheantennaheightsandtypesandreceivertypes

ANTMOD_FILE:

Mustbegiventogettheantennaphasecentermodels

RCV_TYPE:

Neededformixedreceivertypes（entrycanbespecifiedin

ANTE_OFFalsoandthiscommandwouldnotbeneeded）.

DCB_FILE:

Uptodate,datacodebias（DCB）file（partofGAMITftparea）.

Including

UPDATE_FILEisusefulsothattrackRTcanbecontrolledonthefly.

TrackRTBshouldbeusedforolderversionsofBNC.Ifnofilesarecreated

bytrackRTortrackRTB（listoffilesshouldbelistedshortlyafterthe

programisstarted）thentryusingtheotherversion.Theprogramareidentical

excepttrackRTBisexpectingabinarydatastream.

COMMANDS

--------

Input/Outputcommands

---------------------

@SP3_DIR<

Directory>

<

center>

<

--Directorywheresp3filesarestored

--Centerfororbits（defaultigs,igrandigualsotested）

@POS_ROOT<

root>

duration>

Settherootpartofthenamefortheoutputfiles.

Rootpartofname.Whenincludedinthe<

theis

replacedwiththe-nstring.

Durationofdataineachfile.Thedesignationsofd,h,orm

maybeusedtospecifytheunitsofdays,hours,minutes.

Defaultisd.

Thepositionfilenamestaketheform:

（seecommandsbelow）

.<

outtype>

site>

starttime>

datatype>

Theresolutionofthe<

whichismodulotheoutputinterval

dependsontheoutputduration.Foroutputdurationsgreaterthanor

equalto1-day,thetimeisgivenasYYYYMMDD.Forintervalsshorter

than1-day,itisYYYYMMDD:

HHMN.Miniumoutputintervalis1minute.

@SUM_FILE<

Setstherootpartofthesummaryfilename.Usinginthename

withbereplacedbythe-nstring.（Defaultifcommandisnotgiven

istrackRTorthe-nstringwhen-nused）.Filenamesaretimetagged

accordingtothepos_rootoutputinterval.

@CSV_ROOT<

Settherootpartofthenameforcommaseparatedvalues（CSV）output

file.ThesefilesareusedforAmChartswebplots.

@DCB_FILE<

filename>

Setthenameofthedata-code-bias（DCB）file.Thisfileispartofthe

GAMITtablesdirectoryandshouldbeupdatedregularly.Itisusedto

removebiasesintheMelbourne-Wubbenawidelanes.Thereceivertypecan

bespecifiedwiththeRCV_TYPEorANTE_OFFcommands.

@ANTMOD_FILE<

SetsthenameofastandardIGSantexfilewithphasecentermodelsfor

theGPSgroundantennas.Antennatypesatspecificsitesaregivenwith

theANTE_OFFcommand.Thiscommandmybeusedmultipletimesforsite

specificmodelwithnewmodelsreplacingpreviouslyreadones.

@UPDATE_FILE<

AllowsnewtrackRTcommandstobeissuedduringarun.Oncethefileis

readitneedstobedeletedbeforethetrackRTwillre-readit.Fileis

onlyreadifitexists.NOTE:

FileshouldberemovedbeforetrackRTis

runorelseitwillbereadwhenthecommandfileisread（ie.,itwill

overwritethecommandsinthecommandfile.

@OUT_TYPE<

NEU+GEOD+XYZ+DHU>

Specifiestypesofoutputcoordinates.Alltypescanspecifiedina

singlestringwithnospaces.Thetypesare

NEU--North,East,Updifferencesfromthereferencesiteorfromthe

coordinatesgivenintheREF_NEUcommand.

GEOD--Geodeticlatitude,longitudeandheight（intheGEODformat,the

totalatmoshericdelayisgiven,whileintheotherformatsthe

adjustmenttotheaprioridelayisgiven）.

XYZ--CartersianXYZcoordinates

DHU--DeltahorizontalandUpcoordinatesfromtheaprioricoordinates

ofeachsite（defaultoutputtype）

@OUT_SIG_LIMIT<

sigma（m）>

Setsthemaximumsigmaofapositionestimateforittobeoutput.

Ifpseudorangedatatypesareused,thedefaultvalueof1mneeds

toincreasedto10-100meters.

Analysiscommands

-----------------

@DATA_NOISE<

L1（m）>

L2（m）>

P1（m）>

P2（m）>

ElevWeight>

[PRN]

AllowsspecificiationofthenoiseintheL1phase,L2phase,

P1rangeandP2range,andtheweightgiventoelevationangle

depepence（atver;

varianceisscaleby（1+（W/sin（el））^2）

whereWisthe<

.Thesevaluesaffectthesigmasprintedfor

thepositiondeterminations

Optional:

PRNmaybeaddedandnoiseassignedtothatPRN（if

non-PRNformisused,thiswillreplaceallPRNspecificvalues

sousethenon-PRNfirstfollowedbyspecificPRNvalues

@DATA_TYPE<

type>

Specifiestypeofdatatoprocess.TypessupportedareL1L2LCP1P1PC

whichcanbecombinedinacontiguousstring.Filesnamesincludethis

stringattheend.

Vers:

OnlyLC,LCPCandPChavebeentested.SpecificallyL1onlydata

havenotbeenfullyimplementedyet.

@USE_GPTGMF<

Relativehumidity（0-1）>

SettheusedoftheGPTtemperaturepressuremodelandtheGPTdryandwet

mappingfunctions.Optionalrelativehumityaddedvers;

default.

DefaultistheolderMTTatmosphericmodel.

SiteandAntennainformation

Siteinformationisenteredbyfirstgivingthecommandandthenthe

informationbysiteonthesubsequentlines

@SITE_POS

@Site<

X（m）>

Y（m）>

Z（m）>

Vx（m）>

Vy（m）>

Vz（m）>

Epoch（yrs）>

Siteisthefourcharacternameofthesite（morecharacterscanbeincluded

butonlythefirst4arechecked）.Sitenamesthatdonotappeatinthelist

ofsitestobeprocessedareignored）.Theremainderofthelinecontains

positonandvelocityandtheepochindeciminalyearstowhichtheposition

refers.

@ANTE_OFF

ARPdN（m）>

ARPdE（m）>

ARPdU（m）>

AntennaName>

ReceiverCode>

Specifiesthetypeofantennaanditspositionofantenareferencepoint（ARP）

ateachsite.Theantennanameincludingradomeshouldbespecifiedwiththe

officialIGSnameforastandardANTEXfileorwithauniquenamethatappears

intheANTEXfileforsitespecificcalibrations.（Note:

Thereisone

additionalcharacterinthelongantennaandthisextracharacter

beforetheradomenamemustberemoved.Theantennanameandradomecanbe

copieddirectlyfromtherinexfileifpresent.OnemoreANTEXfilesmustbe

specifiedwiththeANTMOD_FILEcommandfortheantennanamestobeuseful.

ThereceivertypeDCBcodecanbeoptionallyspecifiedhereaswell（SeeRCV_TYPE

command）.

@RCV_TYPE

ReceivercodeN/P/C>

Specifiesthetypeofdata-code-bias（DCB）correctionneededforthereceiver.

CodespecifiesthetypeofL1andL2rangesbeingmeasures.Thechoicesare

P--Pcode,C--C/AandNC/AwithcrosscorelationforL2range.Thecodes

canbefoundingamit/tables/.Thesecodescanalsobegiveninthe

ante_offcommand.Anup-to-dateDCB_FILEcommandmustbeusedtospecifythe

DCBbiases.ThefilesareavailablefromtheMITftpsiteandupdateonceper

month.

@SITE_STATS

AprioriSigmasinXYZ（m）>

RWnoisesinXYZ（m/sqrt（sec））>

Givesstatisticstoassigntothekinematicstationpositions.The

AprioriSigmainXYZ>

arethethreesigmasinXYZfortheinitialpostionand

RWnoiseinXYZ>

arethethreesigmasfortherandomwalkinposition.Units

oftheransomwalkarem/ssqrt（s）.

ALLcanbeusedforthestationnameandthesamestatistic