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=224
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ColumnValue  Explain   (UCD)
_RAJ200000 42 45.592 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+41 15 53.57 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 40 01.346 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+40 59 28.03 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon121.178382 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-21.577202 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)
224recno 224  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 124.00  (i) Catalog number (Note)   (meta.id;meta.main)
comp   Double star component (Note)   (meta.code.multip)
RA190000 37 18.0 "h:m:s" (i) Right ascension hours (1900.0) (pos.eq.ra;meta.main)
DE1900+40 43 00 "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 5.70 mag V magnitude or other magnitude (Note)   (phot.mag;em.opt.V)
n_Vmag   P indicates blue passband (meta.note)
B-V  mag B-V color (phot.color;em.opt.B;em.opt.V)
U-B  mag U-B color (phot.color;em.opt.U;em.opt.B)
r_VmagV  Source code for photometry (meta.ref;pos.frame)
MKPec  Spectral type (Note)   (src.spType)
r_MKV  Source code for spectral type (meta.ref;pos.frame)
varS And  Variable star name (Note)   (meta.id)
HR   HR number (Note)   (meta.id)
supp    [S] S=in Hoffleit BSS Cat. V/36 (meta.note)
HD 3969  HD number and component (meta.id)
DMB+40 148  DM identification and component (Note)   (meta.id)
nameNGC 224  Star name (meta.id)
pm 0.010 arcsec/yr Total Proper motion (pos.pm)
pmPA  deg Proper motion position angle (pos.posAng;pos.pm)
pi 0.0060 arcsec Weighted absolute parallax (pos.parallax.trig)
e_pi14.1 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.icrs00 42 45.6 "h:m:s" (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs+41 15 54 "d:m:s" (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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