VizieR

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

VizieR

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I/350/tyc2tdsc Gaia EDR3 (Gaia Collaboration, 2020)
Tycho-2 merged with the TDSC catalog and TDSC supplement (2561887 rows)
  recno=1237201
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ColumnValue  Explain   (UCD)
_RAJ200005 35 16.4626549418 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-05 23 23.236996000 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195005 32 49.0187531915 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-05 25 14.878497255 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon209.0107390640487 deg Galactic longitude at Epoch=J1990, proper motions taken into account (pos.galactic.lon)
_Glat-19.3840531739875 deg Galactic latitude at Epoch=J1990, proper motions taken into account (pos.galactic.lat)
1237201recno 1237201  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

IDTyc24774-931-1  (i) Tycho-2 identifier (TYC1-TYC2-TYC3) (id) (meta.id;meta.main)
HIP 26221  (i) Hipparcos number (hip) (meta.id.cross)
TYC1 4774  TYC1 component from TYC or GSC (tyc1) (meta.id.part;meta.main)
TYC2 931  TYC2 component from TYC or GSC (tyc2) (meta.id.part;meta.main)
TYC3 1  TYC2 component from TYC or GSC (tyc3) (meta.id.part;meta.main)
TYC4774009311  Numeric Tycho-2 identifier ((tyc1*1000000)+(tyc2*10)+(tyc3)) (id_tycho) (meta.id;meta.dataset)
IDTyc1   Tycho-1 star (tyc) (meta.code)
RAT 83.81860444000 deg (i) Observed Tycho-2 Right Ascension (ICRS) at epoch 1990+EpRA1990 (ra) (pos.eq.ra;meta.main)
e_RAT 3.5 mas Uncertainty RA*cos(dec), of observed Tycho-2 RA (eradeg) (stat.error)
DET -5.38969611000 deg (i) Observed Tycho-2 Declination (ICRS) at epoch 1990+EpDE1990 (dec) (pos.eq.dec;meta.main)
e_DET 4.0 mas Uncertainty of observed Tycho-2 Dec (ededeg) (stat.error)
RAmdeg 83.81859643000 deg Mean Right Ascension (ICRS) at Ep=J2000 (ra_mdeg) (pos.eq.ra)
e_RAmdeg 4.0 mas Uncertainty RA*cos(dec),at mean epoch (eramdeg) (stat.error)
DEmdeg -5.38977294000 deg Mean Declination (ICRS) at Ep=J2000 (de_mdeg) (pos.eq.dec)
e_DEmdeg 4.0 mas Uncertainty of Dec at mean epoch (edemdeg) (stat.error)
pmRA -3.6 mas/yr (i) Proper motion in right ascension, pmRA*cos(DE) (pm_ra) (pos.pm;pos.eq.ra)
e_pmRA 3.3 mas/yr Uncertainty proper motion in RA*cos(dec) (epmra) (stat.error;pos.pm;pos.eq.ra)
pmDE -33.1 mas/yr (i) Proper motion in Declination (pm_de) (pos.pm;pos.eq.dec)
e_pmDE 3.4 mas/yr Uncertainty of proper motion in Dec (epmde) (stat.error;pos.pm;pos.eq.dec)
EpRA1990 1.86 yr Epoch-1990 of RAdeg (ep_ra1990) (time.epoch)
EpDE1990 1.66 yr Epoch-1990 of DEdeg (ep_de1990) (time.epoch)
EpRAmdeg1991.84 yr Mean epoch of RAmdeg (epram) (time.epoch)
EpDEmdeg1991.65 yr Mean epoch of DEmdeg (epdem) (time.epoch)
Num 2   Number of positions used for forming mean data (num) (meta.number)
Corr-0.3   Correlation (RAdeg,DEdeg) (corr) (stat.correlation;pos.eq.ra;pos.eq.dec)
q_RAmdeg    Goodness of fit for mean RA (qramdeg) (meta.code.qual)
q_DEmdeg    Goodness of fit for mean DE (qdemdeg) (meta.code.qual)
q_pmDE    Goodness of fit for pmDe (qpmde) (meta.code.qual)
q_pmRA    Goodness of fit for pmRa (qpmra) (meta.code.qual)
pflag   Mean position flag (pflag) (meta.code)
posflg   Type of Tycho-2 solution (posflg) (meta.id;stat.fit)
CCDMA  CCDM component identifier for HIP stars (ccdm) (meta.code.multip)
prox128   Proximity indicator (prox) (meta.code)
BTmag 5.017 mag Tycho-2 BT magnitude (bt_mag) (phot.mag;em.opt.B)
e_BTmag 0.014 mag Uncertainty of BTmag (ebtmag) (stat.error)
VTmag 5.061 mag Tycho-2 VT magnitude (vt_mag) (phot.mag;em.opt.V)
e_VTmag 0.009 mag Uncertainty of VTmag (evtmag) (stat.error)
TDSC12194  (i) TDSC identifier for the system (sys_no) (meta.id)
cmpC  Component designation (cmp) (meta.id.part)
Nmain 3   Number of components in TDSC main catalogue (n_main) (meta.number)
Nsup0   Number of components in the TDSC supplement (n_sup) (meta.number)
magflg   TDSC photometry flag (magflg) (meta.code)
WDS05353-0523  (i) WDS identifier for the system (wds) (meta.id.cross)
NoteA  TDSC notes (note) (meta.note)
HD 37022   HD identifier for TDSC entries (hd) (meta.id.cross)
rcmpA  Reference component for position angle and separation (rcmp) (meta.id.assoc)
PA132.0 deg Position angle of the present component (cmp) with respect to the reference component (rcmp) (pa) (pos.posAng)
e_PA 0.0 deg Uncertainty of the position angle (e_pa) (stat.error)
Sep 12.78 arcsec Separation of the present component (cmp) with respect to the reference component (rcmp) (sep) (pos.angDistance)
e_Sep 7 mas Uncertainty of the separation (e_sep) (stat.error)
e_PA.Sep 5   Uncertainty of the position angle * separation (epasep) (stat.error)

_RA.icrs 83.81859439559 deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs -5.38978805444 deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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