U"lityprogramsandscripts

M.A.FloydT.A.HerringMassachuse(sIns,tuteofTechnology

GAMIT/GLOBK/TRACKShortCourseforGPSDataAnalysisKoreaIns"tuteofGeoscienceandMineralResources(KIGAM)

Daejeon,RepublicofKorea23–27May2016

MaterialfromT.A.Herring,R.W.King,M.A.Floyd(MIT)andS.C.McClusky(nowANU)

Outline

•  Organizing/pre-processing•  Partofsh_gamit•  Evalua"ngresults•  Visualiza"on

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Guidetoscripts•  Therearemanyscriptsinthe~/gg/comdirectoryandyoushould

with"melookatallthesescriptsbecausetheyo`encontainusefulguidesastohowtodocertaintasks.–  Lookattheprogramsusedinthescriptsbecausetheseshowyouthe

sequencesandinputsneededfordifferenttasks–  Scrip"ngmethodsareusefulwhenyouwanttoautomatetasksor

alloweasyre-genera"onofresults.–  Lookfortemplatesthatshowhowdifferenttaskscanbe

accomplished.•  ~/gg/kf/u"lsand~/gg/gamit/u"lscontainprogramsinvokedbythe

scriptsin/comorrundirectlyfromacommand-line.•  Boththeshell-scriptsandtheu"lityprogramsareself-

documen"ng,invokedbytypingthenamewithoutanyarguments.

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GAMIT/GLOBKu"li"esOrganiza"ng/Pre-processing

sh_get_"mes:Liststart/stop"mesforallRINEXfiles

sh_upd_stnfo:Addentriestosta"on.infofromRINEXheaders

doy:Convertto/fromDOY,YYMMDD,JD,MJD,GPSW

convertc:Transformcoodinates(cartesian/geode"c/spherical)

glist:Listsitesforh-filesingdl;checkcoordinates,models

cortran/convertc:Translatecoordinatetypesandfileformats

corcom:Rotateanaprfiletoadifferentplateframe

unify_apr:Setequalveloci"es/coordinatesforglorgequates

glist2cmd:Createause_sitelistfromaglistfile

vel2stab:Createastab_sitelistfromavelocityorgfile

sh_dos2unix:RemovetheextraCRfromeachlineofafile

GAMIT/GLOBKU"li"es(cont)Scriptsusedbysh_gamitbutusefulstand-alone

sh_get_rinex:`paRINEXofilefromremotearchives(`p_info)

sh_crx2rnx:convertto/fromRINEX/Hatanaka

sh_get_nav:`paRINEXnfilefromremotearchives

sh_get_met:`paRINEXmfilefromremotearchives

sh_get_hfiles:`ph-filesfromMIT/SOPAC

sh_update_eop:`panEOPfilefromIERS,createpmu,ut1.,wob.

sh_get_orbits:`pag-fileorsp3filefromremotearchives,call-->

sh_sp3fit:createag-ort-filefromansp3file(1-3days)

GAMIT/GLOBK Utilities (cont)Evalua"ngresults

sh_oneway:Plotphaseresiduals(skymap;vseleva"on)[GMT]

sh_plotelmean:Eleva"onanglesaverageresidualsplots[GMT]

cview:Displayandmanipulatephaseresiduals[X-windows]

sh_plot_pos:Plotcoordinate"messeries[GMT]

sh_tshist:Plothistogramof"me-seriessta"s"cs[GMT]

tsview:Displayandmanipulatecoordinate"meseries[MATLAB]

sh_plotvel:Plotvelocitymaps[GMT]

sh_map_elements,sh_map_calif,sh_map_balkans,etc.

velview:Displayandmanipulatevelocitymaps[MATLAB]

sh_velhist:Plothistogramofvelocitysta"s"cs

sh_org2vel:Extractplate-referencedveloci"esfromglorgprintfile

velrot:Combinevelocityfieldsfromdifferentanalyses

sh_plot_track

•  Readstrack“NEU”,“DHU”or“XYZ”outputfile

•  Mayaddsubplottoviewevolu"onofatmosphericdelay

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sh_kml

•  Scriptforconver"ngseveralformatsofresultintoKMLformatforviewinginGoogleEarth–  glist(mayalsobeusedwith"meslider)

–  “.org”-file/“.vel”-file–  track“GEOD”-formatoutputfile

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