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I/238A/picat Yale Trigonometric Parallaxes, Fourth Edition (van Altena+ 1995)
The data file (8994 rows)
  GCTP=4794
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ColumnValue  Explain   (UCD)
7459recno 7459  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)
GCTP4794.00  (i) Catalog number (Note)   (meta.id;meta.main)
comp   Double star component (Note)   (meta.code.multip)
RA190020 06 44.7 "h:m:s" (i) Right ascension hours (1900.0) (pos.eq.ra;meta.main)
DE1900-45 27 32 "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 7.97 mag V magnitude or other magnitude (Note)   (phot.mag;em.opt.V)
n_Vmag   P indicates blue passband (meta.note)
B-V 1.43 mag B-V color (phot.color;em.opt.B;em.opt.V)
U-B 1.18 mag U-B color (phot.color;em.opt.U;em.opt.B)
r_VmagG  Source code for photometry (meta.ref;pos.frame)
MKM0 V  Spectral type (Note)   (src.spType)
r_MK9  Source code for spectral type (meta.ref;pos.frame)
var   Variable star name (Note)   (meta.id)
HR   HR number (Note)   (meta.id)
supp    [S] S=in Hoffleit BSS Cat. V/36 (meta.note)
HD191849  HD number and component (meta.id)
DMC-4513677  DM identification and component (Note)   (meta.id)
nameCI 20-1196  Star name (meta.id)
pm 0.796 arcsec/yr Total Proper motion (pos.pm)
pmPA103 deg Proper motion position angle (pos.posAng;pos.pm)
pi 0.1618 arcsec Weighted absolute parallax (pos.parallax.trig)
e_pi 8.1 mas Standard error of parallax (stat.error)
q_piG   [ GFPX]Quality of interagreement (Note)   (meta.code.qual)
o_pi 3  Number of parallax observations (Note)   (meta.number)

SimbadSimbad  SIMBAD data for this star (meta.ref.url)
_RA.icrs20 13 53.3 "h:m:s" (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs-45 09 50 "d:m:s" (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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