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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

  
I/350
  Gaia EDR3 (Gaia Collaboration, 2020) acknowledge and cite Gaia EDR3
Post annotation
img(gal)
1.I/350/tyc2tdscTycho-2 merged with the TDSC catalog and TDSC supplement (2561887 rows)

 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  IDTyc2 (char) (i) Tycho-2 identifier (TYC1-TYC2-TYC3) (id) (meta.id;meta.main)
  HIP  (n)(i) Hipparcos number (hip) (meta.id.cross)
  TYC1  TYC1 component from TYC or GSC (tyc1) (meta.id.part;meta.main)
  TYC2  TYC2 component from TYC or GSC (tyc2) (meta.id.part;meta.main)
  TYC3  TYC2 component from TYC or GSC (tyc3) (meta.id.part;meta.main)
  TYC  Numeric Tycho-2 identifier ((tyc1*1000000)+(tyc2*10)+(tyc3)) (id_tycho) (meta.id;meta.dataset)
  IDTyc1 (char) Tycho-1 star (tyc) (meta.code)
  RAT deg (i) Observed Tycho-2 Right Ascension (ICRS) at epoch 1990+EpRA1990 (ra) (pos.eq.ra;meta.main)
  e_RAT mas Uncertainty RA*cos(dec), of observed Tycho-2 RA (eradeg) (stat.error)
  DET deg (i) Observed Tycho-2 Declination (ICRS) at epoch 1990+EpDE1990 (dec) (pos.eq.dec;meta.main)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  e_DET mas Uncertainty of observed Tycho-2 Dec (ededeg) (stat.error)
  RAmdeg deg (n) Mean Right Ascension (ICRS) at Ep=J2000 (ra_mdeg) (pos.eq.ra)
  e_RAmdeg mas (n) Uncertainty RA*cos(dec),at mean epoch (eramdeg) (stat.error)
  DEmdeg deg (n) Mean Declination (ICRS) at Ep=J2000 (de_mdeg) (pos.eq.dec)
  e_DEmdeg mas (n) Uncertainty of Dec at mean epoch (edemdeg) (stat.error)
  pmRA mas/yr (n)(i) Proper motion in right ascension, pmRA*cos(DE) (pm_ra) (pos.pm;pos.eq.ra)
  e_pmRA mas/yr (n) Uncertainty proper motion in RA*cos(dec) (epmra) (stat.error;pos.pm;pos.eq.ra)
  pmDE mas/yr (n)(i) Proper motion in Declination (pm_de) (pos.pm;pos.eq.dec)
  e_pmDE mas/yr (n) Uncertainty of proper motion in Dec (epmde) (stat.error;pos.pm;pos.eq.dec)
  EpRA1990 yr Epoch-1990 of RAdeg (ep_ra1990) (time.epoch)
  EpDE1990 yr Epoch-1990 of DEdeg (ep_de1990) (time.epoch)
  EpRAmdeg yr (n) Mean epoch of RAmdeg (epram) (time.epoch)
  EpDEmdeg yr (n) Mean epoch of DEmdeg (epdem) (time.epoch)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  Num  (n) Number of positions used for forming mean data (num) (meta.number)
  Corr  (n) Correlation (RAdeg,DEdeg) (corr) (stat.correlation;pos.eq.ra;pos.eq.dec)
  q_RAmdeg  (n) Goodness of fit for mean RA (qramdeg) (meta.code.qual)
  q_DEmdeg  (n) Goodness of fit for mean DE (qdemdeg) (meta.code.qual)
  q_pmDE  (n) Goodness of fit for pmDe (qpmde) (meta.code.qual)
  q_pmRA  (n) Goodness of fit for pmRa (qpmra) (meta.code.qual)
  pflag (char) Mean position flag (pflag) (meta.code)
  posflg (char) Type of Tycho-2 solution (posflg) (meta.id;stat.fit)
  CCDM (char) CCDM component identifier for HIP stars (ccdm) (meta.code.multip)
  prox  (n) Proximity indicator (prox) (meta.code)
  BTmag mag (n) Tycho-2 BT magnitude (bt_mag) (phot.mag;em.opt.B)
  e_BTmag mag (n) Uncertainty of BTmag (ebtmag) (stat.error)
  VTmag mag (n) Tycho-2 VT magnitude (vt_mag) (phot.mag;em.opt.V)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  e_VTmag mag (n) Uncertainty of VTmag (evtmag) (stat.error)
  TDSC  (n)(i) TDSC identifier for the system (sys_no) (meta.id)
  cmp (char) Component designation (cmp) (meta.id.part)
  Nmain  (n) Number of components in TDSC main catalogue (n_main) (meta.number)
  Nsup  (n) Number of components in the TDSC supplement (n_sup) (meta.number)
  magflg (char) TDSC photometry flag (magflg) (meta.code)
  WDS (char) (i) WDS identifier for the system (wds) (meta.id.cross)
  Note (char) TDSC notes (note) (meta.note)
  HD  (n) HD identifier for TDSC entries (hd) (meta.id.cross)
  rcmp (char) Reference component for position angle and separation (rcmp) (meta.id.assoc)
  PA deg (n) Position angle of the present component (cmp) with respect to the reference component (rcmp) (pa) (pos.posAng)
  e_PA deg (n) Uncertainty of the position angle (e_pa) (stat.error)
  Sep arcsec (n) Separation of the present component (cmp) with respect to the reference component (rcmp) (sep) (pos.angDistance)
  e_Sep mas (n) Uncertainty of the separation (e_sep) (stat.error)
  e_PA.Sep  (n) Uncertainty of the position angle * separation (epasep) (stat.error)
  _RA.icrs deg (n)(i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
  _DE.icrs deg (n)(i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)

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