2026-10-14T02:46:07Zivo://org.gavo.dc/usnob/res/usnob/data2024-12-27T08:31:06Zusnob.dataivo://org.gavo.dc/usnob/res/usnob/dataThe GAVO DC teamGAVO Data Centrehttp://vo.ari.uni-heidelberg.de/docs/GavoTiny.png2008-01-25T00:00:00ZGAVO Data Centre Team

Mönchhofstrasse 12-14, D-69120 Heidelberg

gavo@ari.uni-heidelberg.de+49 6221 54 1837starssurveysproper-motionsThe USNO-B 1.0 catalogue with Barron's spurious detections removed.2003AJ....125..984Mhttp://dc.g-vo.org/tableinfo/usnob.dataIsServedByGAVO Data Center TAP servicehttp://dc.g-vo.org/taphttps://dc.g-vo.org/tap0/1-112.257e-19 5.369e-19OpticalusnobThe 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.main019.9241238.043341.1753601doubleindexednullabledej2000Declination at Eq=J2000, Ep=J2000degpos.eq.dec;meta.main-89.9516-70.6605-15.760565.048589.93931doubleindexednullablee_radegMean error on RAdeg*cos(DEdeg) at Epochdegstat.error;pos.eq.ra05.27778e-063.69444e-050.00027750.00027751floatnullablee_dedegMean error on DEdeg at Epochdegstat.error;pos.eq.dec05.27778e-063.63889e-050.00027750.00027751floatnullableepochMean epoch of observationyrtime.epoch19501966.51980.719932049.91floatnullablepmraProper motion in RAdeg/yrpos.pm;pos.eq.ra-0.00272167-2.22222e-0501.72222e-050.002678331floatnullablepmdeProper motion in DEdeg/yrpos.pm;pos.eq.dec-0.002555-2.16667e-0502.16667e-050.002729441floatnullablemuprTotal Proper Motion probabilitystat.fit.goodness0000.90.91floatnullablee_pmraMean error on pmRAdeg/yrstat.error;pos.pm;pos.eq.ra2.77778e-072.77778e-071.66667e-063.27778e-050.00027750.264193floatnullablee_pmdeMean error on pmDEdeg/yrstat.error;pos.pm;pos.eq.dec2.77778e-072.77778e-071.66667e-063.52778e-050.00027750.261385floatnullablefit_raMean error on RA fitdegstat.error2.77778e-052.77778e-055.55556e-050.000250.000250.800957floatnullablefit_deMean error on DE fitdegstat.error2.77778e-052.77778e-055.55556e-050.000250.000250.792568floatnullablendetNumber of detectionsmeta.number02.04.05.051.0shortflagsFlags on objectmeta.codecharnullableb1magFirst blue magnitude (B1)magphot.mag;em.opt.B0.3114.9819.4821.0684.950.360581floatnullableb1sB1 Survey codemeta.idABCDcharindexednullableb1fB1 Field number in surveymeta.id;obs.field150.0496.0922.09370.3580957shortindexednullableb1sgB1 Star/galaxy separation, A=Galaxy, L=Starsrc.class.starGalaxycharnullableb1xiB1 Residual in X directiondegstat.fit.residual;pos.cartesian.x0000.0002833330.003744440.358096floatnullableb1etaB1 Residual in Y directiondegstat.fit.residual;pos.eq.dec;arith.diff0000.0003055560.003461110.358096floatnullabler1magFirst red magnitude (R1)magphot.mag;em.opt.R0.1213.8317.9820.1850.738815floatnullabler1sR1 Survey codemeta.idABCDcharindexednullabler1fR1 Field number in surveymeta.id;obs.field139.0335.0919.09370.7363305shortindexednullabler1sgR1 Star/galaxy separation, A=Galaxy, L=Starsrc.class.starGalaxycharnullabler1xiR1 Residual in X directiondegstat.fit.residual;pos.cartesian.x0000.0002083330.003388890.73633floatnullabler1etaR1 Residual in Y directiondegstat.fit.residual;pos.eq.dec;arith.diff0000.0002138890.003577780.73633floatnullableb2magSecond blue magnitude (B2)magphot.mag;em.opt.B0.0415.1419.3121.65850.820628floatnullableb2sB2 Survey codemeta.idcharindexednullableb2fB2 Field number in surveymeta.id;obs.field144.0389.0819.08980.81814367shortindexednullableb2sgB2 Star/galaxy separation, A=Galaxy, L=Starsrc.class.starGalaxycharnullableb2xiB2 Residual in X directiondegstat.fit.residual;pos.cartesian.x0000.0002833330.003216670.818144floatnullableb2etaB2 Residual in Y directiondegstat.fit.residual;pos.eq.dec;arith.diff0000.0003027780.003655560.818144floatnullabler2magSecond red magnitude (R2)magphot.mag;em.opt.R0.1314.0718.3920.9850.877989floatnullabler2sR2 Survey codemeta.idcharindexednullabler2fR2 Field number in surveymeta.id;obs.field145.0393.0825.08980.87550414shortindexednullabler2sgR2 Star/galaxy separation, A=Galaxy, L=Starsrc.class.starGalaxycharnullabler2xiR2 Residual in X directiondegstat.fit.residual;pos.cartesian.x0000.0002555560.003102780.875504floatnullabler2etaR2 Residual in Y directiondegstat.fit.residual;pos.eq.dec;arith.diff0000.0002722220.003677780.875504floatnullableimagInfrared (N) magnitudemagphot.mag;em.opt.I0.2113.0717.3519.03850.714414floatnullablei_sI Survey codemeta.idcharindexednullableifI Field number in surveymeta.id;obs.field245.0394.0842.08980.7119295shortindexednullableisgI Star/galaxy separation, A=Galaxy, L=Starsrc.class.starGalaxycharnullableixiI Residual in X directiondegstat.fit.residual;pos.cartesian.x0000.0002777780.0033750.711929floatnullableietaI Residual in Y directiondegstat.fit.residual;pos.eq.dec;arith.diff0000.0002888890.003352780.711929floatnullable