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The VSOP 5 GHz AGN Survey I. Compilation and Observations

机译:VSOP 5 GHz AGN调查I.汇编和观察

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TheVSOPmissionisaJapanese-ledprojecttoimageradiosourceswithsub-milliarcsecresolutionbycorrelatingthesignalfromtheorbiting8-mtelescope,HALCA,withaglobalarrayoftelescopes.Twenty-fivepercentofthescientifictimeofthismissionisdevotedtoasurveyof402bright,small-diameterextra-galacticradiosourcesat5GHz.ThemajorgoalsoftheVSOPSurveyarestatisticalinnature:todeterminethebrightnesstemperatureandapproximatestructure;toprovideasourcelistforusewithfuturespaceVLBImissions;andtocompareradiopropertieswithotherdatathroughouttheEMspectrum.Thispaperdescribes:thecompilationofacompletelistofradiosourcesassociatedwithactivegalacticnuclei(AGN);theselectionofthesubsampleofsourcestobeobservedwithVSOP;theextensivegroundresourcesusedfortheSurvey;thestatusoftheobservationsasof2000July;thedata-analysismethods;andseveralexamplesofresultsfromtheVSOPSurvey.Moredetailedresultsfromthefullsamplewillbegiveninfuturepapers.
机译:TheVSOPmissionisaJapanese-ledprojecttoimageradiosourceswithsub-milliarcsecresolutionbycorrelatingthesignalfromtheorbiting8-mtelescope,HALCA,withaglobalarrayoftelescopes.Twenty-fivepercentofthescientifictimeofthismissionisdevotedtoasurveyof402bright,小diameterextra-galacticradiosourcesat5GHz.ThemajorgoalsoftheVSOPSurveyarestatisticalinnature:todeterminethebrightnesstemperatureandapproximatestructure; toprovideasourcelistforusewithfuturespaceVLBImissions; andtocompareradiopropertieswithotherdatathroughouttheEMspectrum.Thispaperdescribes:thecompilationofacompletelistofradiosourcesassociatedwithactivegalacticnuclei(AGN); theselectionofthesubsampleofsourcestobeobservedwithVSOP; theextensivegroundresourcesusedfortheSurvey; thestatusoftheobservationsasof2000July;海图-analysismethods; andseveralexamplesofresultsfromtheVSOPSurvey.Moredetailedresultsfromthefullsamplewillbegiveninfuturepapers 。

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