VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
 Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/AJ/163/131
  USNO-UBAD catalog of bright stars (Munn+, 2022)
ReadMe+ftp
2022AJ....163..131M
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/163/131/table1(c)United States Naval Observatory Bright-star Astrometric Database catalog (364 rows)
2.J/AJ/163/131/table2(c)Single-epoch positions (4807 rows)
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Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)HIP  (i) [677/118131] Hipparcos identifier (meta.id;meta.main)
   (ALL)RAICRS deg (i) [2/360] Right Ascension (ICRS, epoch 2017.0) (pos.eq.ra;meta.main)
   (ALL)e_RAICRS mas [1/69] Error in RAdeg*cos(DEdeg) (stat.error;pos.eq.ra)
   (ALL)DEICRS deg (i) [0.1/78] Declination (ICRS, epoch 2017.0) (pos.eq.dec;meta.main)
   (ALL)e_DEICRS mas [1.6/45] Error in DEdeg (stat.error;pos.eq.dec)
  (1)pmRA mas/yr [-1094/1083] Proper motion in Right Ascension *cos(DE) (pos.pm;pos.eq.ra)
  (1)e_pmRA mas/yr [0.01/61] Error in pmRA (stat.error;pos.pm;pos.eq.ra)
  (1)pmDE mas/yr [-2000/819] Proper motion in declination (pos.pm;pos.eq.dec)
  (1)e_pmDE mas/yr [0.02/40] Error in pmDE (stat.error;pos.pm;pos.eq.dec)
  (1)ni   [0/42] Number of UBAD i observations used in fit (meta.number)

ALL cols		    
 (i)indexed column
  (1)nz   [0/20] Number of UBAD z observations used in fit (meta.number)
  (1)used?   [0/1] Hipparcos-2 used flag (Note 1)   (meta.code)
  (1)rms-RA mas [1.04/14.1] RMS of the fit in right ascension (Note 2)   (stat.fit.param;meta.modelled)
  (1)chi2-RA   [0.08/7.74] Reduced chi-square of fit in RA (stat.fit.param;meta.modelled)
  (1)rms-DE mas [1.24/13] RMS of the fit in declination (Note 2)   (pos.eq.dec;arith.diff)
  (1)chi2-DE   [0.1/7.87] Reduced chi-square of fit in DE (stat.fit.param;meta.modelled)
  (1)Class (char) Visual classification of the target (Note 3)   (src.class)
  (1)Nobs  (n)Number of observations (table2) (meta.number)
  (1)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
  (1)_RA.icrs deg (n)(i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
  (1)_DE.icrs deg (n)(i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  (2)Epoch   [2016/2021] Observation epoch (time.epoch;obs)
  (2)Texp s [15/3333] Exposure time (time.duration;obs.exposure)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)airmass   [1/1.45] Weighted mean airmass (obs.airMass)
  (2)Nstars   [6/183] Number of Gaia stars used in solution (meta.number)
  (2)RA-RMS mas [0.52/120] RMS of plate solution in right ascension (stat.stdev;stat.fit;instr.plate)
  (2)DE-RMS mas [1.09/197] RMS of plate solution in declination (pos.eq.dec;arith.diff)
  (2)seeing arcsec [0.65/3.89] Clipped mean FWHM of detections on image (instr.obsty.seeing)
  (2)elong   [1/1.25] Clipped mean elongation of detections (pos.angDistance;stat.mean)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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