VizieR

CfA VizieR . ADAC VizieR . CADC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . Beijing (Ch) VizieR .

VizieR

start AladinLite
I/276/catalog Tycho Double Star Catalogue (TDSC) (Fabricius+ 2002)
*Main TDSC catalogue (98482 rows)
  recno=34738
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200008 20 54.499476 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+11 48 35.70456 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195008 18 09.211516 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+11 58 09.04711 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon212.153441381 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat+25.140387035 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
34738recno 34738  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

TDSC23132  (i) [1,65210] TDSC number for the system (meta.id;meta.main)
m_TDSCB  Component designation (Note 1)   (meta.code.multip)
Nmain 2   [0,11] Number of components in catalog (Note 2)   (meta.number)
Nsup0   [0,4] Number of components in supplement (Note 2)   (meta.number)
RAJ2000125.2270744 deg (i) Right ascension (ICRS), at epoch EpRA (pos.eq.ra;meta.main)
DEJ2000+11.8099275 deg (i) Declination (ICRS) at epoch EpDE (pos.eq.dec;meta.main)
EpRA1991.80 a Epoch of right ascension (time.epoch)
EpDE1991.60 a Epoch of declination (time.epoch)
e_RAJ2000 69 mas Standard error of RA*cos(dec) (stat.error;pos.eq.ra)
e_DEJ2000 77 mas Standard error of Dec (stat.error;pos.eq.dec)
posflgN   [ NTH] position flag (Note 3)   (meta.ref;pos.frame)
pmRA 2.9 mas/a Proper motion in RA*cos(dec) (pos.pm;pos.eq.ra)
pmDE -4.2 mas/a Proper motion in Dec (pos.pm;pos.eq.dec)
e_pmRA 1.8 mas/a Standard err of prop mot in RA*cos(dec) (stat.error;pos.pm;pos.eq.ra)
e_pmDE 1.8 mas/a Standard err of prop mot in Dec (stat.error;pos.pm;pos.eq.dec)
pmflgP   [ PHX] Proper motion flag (Note 4)   (meta.ref;pos.frame)
BTmag11.84 mag BT, Tycho blue magnitude (phot.mag;em.opt.B)
e_BTmag 0.11 mag Standard error of BT (stat.error;phot.mag;em.opt.B)
VTmag11.30 mag VT or Hp magnitude (phot.mag;em.opt.V)
e_VTmag 0.12 mag Standard error of VT or Hp (stat.error;phot.mag;em.opt.V)
magflg    [ AFTBVH] photometry flag (Note 5)   (meta.ref;pos.frame)
TYC1 803   [1,9537] TYC1 (Note 6)   (meta.id)
TYC2 472   [1,12119] TYC2 (Note 6)   (meta.id)
TYC3 2   [1,4] TYC3 (Note 6)   (meta.id)
WDS08209+1149   WDS id for the system (Note 7)   (meta.id)
NoteU   [ ADNORSTU] a note (Note 8)   (meta.note)
HIP    Hipparcos number from Tycho-2 (meta.id)
CCDM    Hipparcos component identifier (meta.id)
HD    HD identifier (meta.id)
RcmpA   Reference component (meta.code.multip)
PA248.0 deg Position angle (Note 9)   (pos.posAng)
Sep 1.10 arcsec Separation (Note 9)   (pos.angDistance)
e_PA 4.3 deg Standard error of position angle (stat.error)
Sep*e_PA 83 mas Sep * e_PA (product of the 2 quantities) (pos.posAng)
e_Sep 80 mas Standard error of separation (stat.error)

Tycho-2Tycho-2  Display the data of all Tycho-2 stars having this TYC1 and TYC2 numbers (meta.ref.url)
  
elapse time 0

Thanks for acknowledging the VizieR Service
Rules of usage of VizieR data

© Université de Strasbourg/CNRS

    • Contact