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=679
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ColumnValue  Explain   (UCD)
_RAJ200001 46 06.230 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-53 31 18.69 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195001 44 11.962 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950-53 46 20.55 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon285.684351 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-61.736824 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)
679recno 679  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)
GCTP 374.00  (i) Catalog number (Note)   (meta.id;meta.main)
comp   Double star component (Note)   (meta.code.multip)
RA190001 42 17.5 "h:m:s" (i) Right ascension hours (1900.0) (pos.eq.ra;meta.main)
DE1900-54 01 26 "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 5.04 mag V magnitude or other magnitude (Note)   (phot.mag;em.opt.V)
n_Vmag   P indicates blue passband (meta.note)
B-V 0.04 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 V  Spectral type (Note)   (src.spType)
r_MK4  Source code for spectral type (meta.ref;pos.frame)
var   Variable star name (Note)   (meta.id)
HR 520  HR number (Note)   (meta.id)
supp    [S] S=in Hoffleit BSS Cat. V/36 (meta.note)
HD 10939  HD number and component (meta.id)
DMP-54 377  DM identification and component (Note)   (meta.id)
name   Star name (meta.id)
pm 0.141 arcsec/yr Total Proper motion (pos.pm)
pmPA 63 deg Proper motion position angle (pos.posAng;pos.pm)
pi 0.0216 arcsec Weighted absolute parallax (pos.parallax.trig)
e_pi12.7 mas Standard error of parallax (stat.error)
q_pi    [ GFPX]Quality of interagreement (Note)   (meta.code.qual)
o_pi 1  Number of parallax observations (Note)   (meta.number)

SimbadSimbad  SIMBAD data for this star (meta.ref.url)
_RA.icrs01 46 06.2 "h:m:s" (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs-53 31 19 "d:m:s" (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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