The USNO-B 1.0 Catalogusnob.dataivo://org.gavo.dc/usnob/res/usnob/dataThe GAVO DC teamGAVO Data Centerhttp://vo.ari.uni-heidelberg.de/docs/GavoTiny.png2008-01-25T00:00:00ZGAVO Data Center TeamMönchhofstrasse 12-14, D-69120 Heidelberggavo@ari.uni-heidelberg.de++49 6221 54 1837starssurveysproper-motionsThe USNO-B 1.0 catalogue with Barron's spurious detections removed.http://dc.zah.uni-heidelberg.de/tableinfo/usnob.dataIsServedByGAVO Data Center TAP servicehttp://dc.zah.uni-heidelberg.de/taphttps://dc.zah.uni-heidelberg.de/tap0/1-112.257e-19 5.369e-19OpticalusnobThe USNO-B 1.0 CatalogThe USNO-B catalog is an all-sky catalog of about 1e9 objects
including their proper motions, based on scans of several sky surveys
conducted between 1950 and the late 1990ies.
usnob.dataThe USNO-B 1.0 catalogue with Barron's spurious detections removed.1100000000raj2000Right Ascension at Eq=J2000, Ep=J2000degpos.eq.ra;meta.maindoubleindexednullabledej2000Declination at Eq=J2000, Ep=J2000degpos.eq.dec;meta.maindoubleindexednullablee_radegMean error on RAdeg*cos(DEdeg) at Epochdegstat.error;pos.eq.rafloatnullablee_dedegMean error on DEdeg at Epochdegstat.error;pos.eq.decfloatnullableepochMean epoch of observationyrtime.epochfloatnullablepmraProper motion in RAdeg/yrpos.pm;pos.eq.rafloatnullablepmdeProper motion in DEdeg/yrpos.pm;pos.eq.decfloatnullablemuprTotal Proper Motion probabilitystat.fit.goodnessfloatnullablee_pmraMean error on pmRAdeg/yrstat.error;pos.pm;pos.eq.rafloatnullablee_pmdeMean error on pmDEdeg/yrstat.error;pos.pm;pos.eq.decfloatnullablefit_raMean error on RA fitdegstat.errorfloatnullablefit_deMean error on DE fitdegstat.errorfloatnullablendetNumber of detectionsmeta.numbershortflagsFlags on objectmeta.codecharnullableb1magFirst blue magnitude (B1)magphot.mag;em.opt.Bfloatnullableb1sB1 Survey codemeta.idcharindexednullableb1fB1 Field number in surveymeta.id;obs.fieldshortindexednullableb1sgB1 Star/galaxy separation, A=Galaxy, L=Starsrc.class.starGalaxycharnullableb1xiB1 Residual in X directiondegstat.fit.residual;pos.cartesian.xfloatnullableb1etaB1 Residual in Y directiondegstat.fit.residual;pos.eq.dec;arith.difffloatnullabler1magFirst red magnitude (R1)magphot.mag;em.opt.Rfloatnullabler1sR1 Survey codemeta.idcharindexednullabler1fR1 Field number in surveymeta.id;obs.fieldshortindexednullabler1sgR1 Star/galaxy separation, A=Galaxy, L=Starsrc.class.starGalaxycharnullabler1xiR1 Residual in X directiondegstat.fit.residual;pos.cartesian.xfloatnullabler1etaR1 Residual in Y directiondegstat.fit.residual;pos.eq.dec;arith.difffloatnullableb2magSecond blue magnitude (B2)magphot.mag;em.opt.Bfloatnullableb2sB2 Survey codemeta.idcharindexednullableb2fB2 Field number in surveymeta.id;obs.fieldshortindexednullableb2sgB2 Star/galaxy separation, A=Galaxy, L=Starsrc.class.starGalaxycharnullableb2xiB2 Residual in X directiondegstat.fit.residual;pos.cartesian.xfloatnullableb2etaB2 Residual in Y directiondegstat.fit.residual;pos.eq.dec;arith.difffloatnullabler2magSecond red magnitude (R2)magphot.mag;em.opt.Rfloatnullabler2sR2 Survey codemeta.idcharindexednullabler2fR2 Field number in surveymeta.id;obs.fieldshortindexednullabler2sgR2 Star/galaxy separation, A=Galaxy, L=Starsrc.class.starGalaxycharnullabler2xiR2 Residual in X directiondegstat.fit.residual;pos.cartesian.xfloatnullabler2etaR2 Residual in Y directiondegstat.fit.residual;pos.eq.dec;arith.difffloatnullableimagInfrared (N) magnitudemagphot.mag;em.opt.Ifloatnullablei_sI Survey codemeta.idcharindexednullableifI Field number in surveymeta.id;obs.fieldshortindexednullableisgI Star/galaxy separation, A=Galaxy, L=Starsrc.class.starGalaxycharnullableixiI Residual in X directiondegstat.fit.residual;pos.cartesian.xfloatnullableietaI Residual in Y directiondegstat.fit.residual;pos.eq.dec;arith.difffloatnullable