VizieR

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VizieR

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I/238A/picat Yale Trigonometric Parallaxes, Fourth Edition (van Altena+ 1995)
The data file (8994 rows)
  recno=2434
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ColumnValue  Explain   (UCD)
_RAJ200006 22 41.949 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-17 57 21.13 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195006 20 29.779 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-17 55 46.80 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon226.059792 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-14.267965 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)
2434recno 2434  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

f_GCTP*   [*] Indicates a note in file "errata.dat" (meta.code)
GCTP1481.00  (i) Catalog number (Note)   (meta.id;meta.main)
comp   Double star component (Note)   (meta.code.multip)
RA190006 18 17.7 "h:m:s" (i) Right ascension hours (1900.0) (pos.eq.ra;meta.main)
DE1900-17 54 22 "d:m:s" (i) Declination degrees (1900.0) (pos.eq.dec;meta.main)
u_RA1900    [:C] : = lower precision position (Note)   (meta.code.error;pos.eq.ra)
Vmag 1.98 mag V magnitude or other magnitude (Note)   (phot.mag;em.opt.V)
n_Vmag   P indicates blue passband (meta.note)
B-V-0.23 mag B-V color (phot.color;em.opt.B;em.opt.V)
U-B-0.98 mag U-B color (phot.color;em.opt.U;em.opt.B)
r_Vmag8  Source code for photometry (meta.ref;pos.frame)
MKB1 II-I*  Spectral type (Note)   (src.spType)
r_MK4  Source code for spectral type (meta.ref;pos.frame)
varBET CMa  Variable star name (Note)   (meta.id)
HR 94  HR number (Note)   (meta.id)
supp    [S] S=in Hoffleit BSS Cat. V/36 (meta.note)
HD 44743  HD number and component (meta.id)
DMB-17 1467  DM identification and component (Note)   (meta.id)
nameBET CMa  Star name (meta.id)
pm 0.011 arcsec/yr Total Proper motion (pos.pm)
pmPA261 deg Proper motion position angle (pos.posAng;pos.pm)
pi 0.0180 arcsec Weighted absolute parallax (pos.parallax.trig)
e_pi10.6 mas Standard error of parallax (stat.error)
q_piG   [ GFPX]Quality of interagreement (Note)   (meta.code.qual)
o_pi 2  Number of parallax observations (Note)   (meta.number)

SimbadSimbad  SIMBAD data for this star (meta.ref.url)
_RA.icrs06 22 41.9 "h:m:s" (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs-17 57 21 "d:m:s" (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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