VizieR

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

VizieR

start AladinLite
I/350/tyc2tdsc Gaia EDR3 (Gaia Collaboration, 2020)
Tycho-2 merged with the TDSC catalog and TDSC supplement (2561887 rows)
  recno=1244297
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200006 50 49.8334014152 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-00 32 27.537011999 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195006 48 16.6071368519 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-00 28 43.125091344 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon213.3436654358057 deg Galactic longitude at Epoch=J1990, proper motions taken into account (pos.galactic.lon)
_Glat -0.3816221975324 deg Galactic latitude at Epoch=J1990, proper motions taken into account (pos.galactic.lat)
1244297recno 1244297  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

IDTyc24800-2672-1  (i) Tycho-2 identifier (TYC1-TYC2-TYC3) (id) (meta.id;meta.main)
HIP 32851  (i) Hipparcos number (hip) (meta.id.cross)
TYC1 4800  TYC1 component from TYC or GSC (tyc1) (meta.id.part;meta.main)
TYC2 2672  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)
TYC4800026721  Numeric Tycho-2 identifier ((tyc1*1000000)+(tyc2*10)+(tyc3)) (id_tycho) (meta.id;meta.dataset)
IDTyc1T  Tycho-1 star (tyc) (meta.code)
RAT102.70758167000 deg (i) Observed Tycho-2 Right Ascension (ICRS) at epoch 1990+EpRA1990 (ra) (pos.eq.ra;meta.main)
e_RAT 3.4 mas Uncertainty RA*cos(dec), of observed Tycho-2 RA (eradeg) (stat.error)
DET -0.54045917000 deg (i) Observed Tycho-2 Declination (ICRS) at epoch 1990+EpDE1990 (dec) (pos.eq.dec;meta.main)
e_DET 3.7 mas Uncertainty of observed Tycho-2 Dec (ededeg) (stat.error)
RAmdeg102.70762800000 deg Mean Right Ascension (ICRS) at Ep=J2000 (ra_mdeg) (pos.eq.ra)
e_RAmdeg 3.0 mas Uncertainty RA*cos(dec),at mean epoch (eramdeg) (stat.error)
DEmdeg -0.54088438000 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 20.7 mas/yr (i) Proper motion in right ascension, pmRA*cos(DE) (pm_ra) (pos.pm;pos.eq.ra)
e_pmRA 1.0 mas/yr Uncertainty proper motion in RA*cos(dec) (epmra) (stat.error;pos.pm;pos.eq.ra)
pmDE -188.4 mas/yr (i) Proper motion in Declination (pm_de) (pos.pm;pos.eq.dec)
e_pmDE 1.1 mas/yr Uncertainty of proper motion in Dec (epmde) (stat.error;pos.pm;pos.eq.dec)
EpRA1990 1.93 yr Epoch-1990 of RAdeg (ep_ra1990) (time.epoch)
EpDE1990 1.87 yr Epoch-1990 of DEdeg (ep_de1990) (time.epoch)
EpRAmdeg1991.72 yr Mean epoch of RAmdeg (epram) (time.epoch)
EpDEmdeg1991.56 yr Mean epoch of DEmdeg (epdem) (time.epoch)
Num13   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 0.7   Goodness of fit for mean RA (qramdeg) (meta.code.qual)
q_DEmdeg 1.2   Goodness of fit for mean DE (qdemdeg) (meta.code.qual)
q_pmDE 1.1   Goodness of fit for pmDe (qpmde) (meta.code.qual)
q_pmRA 0.7   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)
CCDM   CCDM component identifier for HIP stars (ccdm) (meta.code.multip)
prox999   Proximity indicator (prox) (meta.code)
BTmag 6.218 mag Tycho-2 BT magnitude (bt_mag) (phot.mag;em.opt.B)
e_BTmag 0.014 mag Uncertainty of BTmag (ebtmag) (stat.error)
VTmag 5.816 mag Tycho-2 VT magnitude (vt_mag) (phot.mag;em.opt.V)
e_VTmag 0.009 mag Uncertainty of VTmag (evtmag) (stat.error)
TDSC16770  (i) TDSC identifier for the system (sys_no) (meta.id)
cmpA  Component designation (cmp) (meta.id.part)
Nmain 1   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)
WDS06508-0032  (i) WDS identifier for the system (wds) (meta.id.cross)
Note   TDSC notes (note) (meta.note)
HD 49933   HD identifier for TDSC entries (hd) (meta.id.cross)
rcmp   Reference component for position angle and separation (rcmp) (meta.id.assoc)
PA  deg Position angle of the present component (cmp) with respect to the reference component (rcmp) (pa) (pos.posAng)
e_PA  deg Uncertainty of the position angle (e_pa) (stat.error)
Sep  arcsec Separation of the present component (cmp) with respect to the reference component (rcmp) (sep) (pos.angDistance)
e_Sep  mas Uncertainty of the separation (e_sep) (stat.error)
e_PA.Sep    Uncertainty of the position angle * separation (epasep) (stat.error)

_RA.icrs102.70763917256 deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs -0.54098250333 deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
elapse time 0

Cite/acknowledge VizieR catalogue
Rules of usage of VizieR data

© Université de Strasbourg/CNRS

    • Contact