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I/238A/picat Yale Trigonometric Parallaxes, Fourth Edition (van Altena+ 1995)
The data file (8994 rows)
  GCTP=1577
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ColumnValue  Explain   (UCD)
2568recno 2568  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)
GCTP1577.00  Catalog number (Note)   (meta.id;meta.main)
compA  Double star component (Note)   (meta.code.multip)
RA190006 40 44.5 "h:m:s" Right ascension hours (1900.0) (pos.eq.ra;meta.main)
DE1900-16 34 43 "d:m:s" Declination degrees (1900.0) (pos.eq.dec;meta.main)
u_RA1900    [:C] : = lower precision position (Note)   (meta.code.error;pos.eq.ra)
Vmag-1.46 mag V magnitude or other magnitude (Note)   (phot.mag;em.opt.V)
n_Vmag   P indicates blue passband (meta.note)
B-V 0.00 mag B-V color (phot.color;em.opt.B;em.opt.V)
U-B-0.05 mag U-B color (phot.color;em.opt.U;em.opt.B)
r_Vmag8  Source code for photometry (meta.ref;pos.frame)
MKA1 Vm  Spectral type (Note)   (src.spType)
r_MK4  Source code for spectral type (meta.ref;pos.frame)
var   Variable star name (Note)   (meta.id)
HR2491  HR number (Note)   (meta.id)
supp    [S] S=in Hoffleit BSS Cat. V/36 (meta.note)
HD 48915  HD number and component (meta.id)
DMB-16 1591A  DM identification and component (Note)   (meta.id)
nameALP CMa  Star name (meta.id)
pm 1.328 arcsec/yr Total Proper motion (pos.pm)
pmPA204 deg Proper motion position angle (pos.posAng;pos.pm)
pi 0.3816 arcsec Weighted absolute parallax (pos.parallax.trig)
e_pi 2.2 mas Standard error of parallax (stat.error)
q_piG   [ GFPX]Quality of interagreement (Note)   (meta.code.qual)
o_pi 9  Number of parallax observations (Note)   (meta.number)

SimbadSimbad  SIMBAD data for this star (meta.ref.url)
_RA.icrs06 45 12.8 "h:m:s" Right ascension (ICRS) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs-16 38 44 "d:m:s" Declination (ICRS) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
ColumnValue  Explain   (UCD)
2569recno 2569  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)
GCTP1577.00  Catalog number (Note)   (meta.id;meta.main)
compB  Double star component (Note)   (meta.code.multip)
RA190006 40 42.0 "h:m:s" Right ascension hours (1900.0) (pos.eq.ra;meta.main)
DE1900-16 35 00 "d:m:s" Declination degrees (1900.0) (pos.eq.dec;meta.main)
u_RA1900:   [:C] : = lower precision position (Note)   (meta.code.error;pos.eq.ra)
Vmag 8.44 mag V magnitude or other magnitude (Note)   (phot.mag;em.opt.V)
n_Vmag   P indicates blue passband (meta.note)
B-V-0.03 mag B-V color (phot.color;em.opt.B;em.opt.V)
U-B-1.04 mag U-B color (phot.color;em.opt.U;em.opt.B)
r_VmagG  Source code for photometry (meta.ref;pos.frame)
MKDA2  Spectral type (Note)   (src.spType)
r_MKW  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)
HD   HD number and component (meta.id)
DMB-16 1591B  DM identification and component (Note)   (meta.id)
name   Star name (meta.id)
pm  arcsec/yr Total Proper motion (pos.pm)
pmPA  deg Proper motion position angle (pos.posAng;pos.pm)
pi  arcsec Weighted absolute parallax (pos.parallax.trig)
e_pi  mas Standard error of parallax (stat.error)
q_pi    [ GFPX]Quality of interagreement (Note)   (meta.code.qual)
o_pi   Number of parallax observations (Note)   (meta.number)

SimbadSimbad  SIMBAD data for this star (meta.ref.url)
_RA.icrs06 45 10.2 "h:m:s" Right ascension (ICRS) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs-16 41 13 "d:m:s" Declination (ICRS) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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