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B/wd/catalog Spectroscopically identified white dwarfs (McCook+, 2014)
Data for the White Dwarfs (27975 rows)
  recno=4106
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ2000  "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000  "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB1950  "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950  "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon  deg Galactic longitude at Epoch=J1950, proper motions taken into account (pos.galactic.lon)
_Glat  deg Galactic latitude at Epoch=J1950, proper motions taken into account (pos.galactic.lat)
4106recno 4106  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

New    [N] for a New star (meta.code)

N 7  Number of rows with data for this WD in this table (meta.number)

WD1142-645  (i) White Dwarf (WD) number (Note 1)   (meta.id;meta.main)
n_WD    [*F] Name originally J-based (Note 7)   (meta.note)
RAB1950  "h:m:s" (i) Hours RA, Equinox=B1950, Epoch=1950.0 (Note 2)   (pos.eq.ra;meta.main)
DEB1950  "d:m:s" (i) Degrees Dec, Equinox=B1950, Epoch=1950.0 (Note 2)   (pos.eq.dec;meta.main)
SpTDQ5.9  Spectral type (definitions in the paper, or in file "preface.tex"). (src.spType)
bNote    [*b?] 'b' if white dwarf is member of binary, '*' indicates a note in file "notes.dat" (meta.code)
r_SpTEL  Reference code for spectral type (meta.ref;pos.frame)
M1    [NACU] Modifications of spectral type (Note 6)   (meta.note)
NamesLHS 043  Other names for this star, see table Names (meta.id)
Vmag11.440 mag [6.4/24.3] V or other magnitude (see n_Vmag) (phot.mag;em.opt.V)
u_Vmag    [:?] Uncertainty flag on Vmag (meta.code.error)
n_Vmag    [pgBv ] v = multichannel V, pg = photographic, B = Johnson B (meta.note)
B-V 0.190 mag [-0.7/2] B-V color index in the UBV system (phot.color;em.opt.B;em.opt.V)
u_B-V   Uncertainty flag (:) on B-V color index (meta.code.error;phot.color;em.opt.B)
col   Color class from Lowell or Luyten PM surveys (src.class.color)
U-B-0.590 mag [-9.9/1.4] U-B color index in the UBV system (phot.color;em.opt.U;em.opt.B)
u_U-B   Uncertainty flag (:) on U-B color index (meta.code.error;phot.color;em.opt.U)
r_Vmag76  Wide band photometry reference code (meta.ref;pos.frame)
M2    [NACU] Modifications of UBV magnitudes (Note 6)   (meta.note)
Vsphot  mag [9.5/20.1] V mag from multichannel spectrophotometry (phot.mag;em.opt.V)
(g-r)  mag [-1.3/2.8] g-r color index from spectrophotometry (phot.color;em.opt.V;em.opt.R)
u_(g-r)   Uncertainty flag (:) on g-r (meta.code.error)
r_Vsphot   Multichannel spectrophotometry reference code (meta.ref;pos.frame)
M3    [N] Modifications of Vsphot (Note 6)   (meta.note)
ymag  mag [9.5/17.3] y mag from ubvy photoelectric observations (phot.mag;em.opt.V)
b-y  mag [-0.4/0.8] b-y color index from uvby (phot.color;em.opt.B;em.opt.V)
u_b-y   Uncertainty flag (:) on b-y (meta.code.error;phot.color;em.opt.B)
u-b  mag [-0.6/2] u-b color index from uvby (phot.color;em.opt.U;em.opt.B)
r_ymag   uvby photoelectric photometry reference code (meta.ref;pos.frame)
M4    [NCU] Modifications of uvby photometry (Note 6)   (meta.note)
AbsMag  mag [-0.2/18.1] Absolute visual (or B) magnitude (Note 3)   (phys.magAbs;em.opt.V)
f_AbsMag    [:B] uncertainty flag or B AbsMag (Note 3)   (meta.code)
Teff  kK [10/170] Effective temperature (phys.temperature.effective)
n_AbsMag   Method of calculation of AbsMag (Note 5)   (meta.note)
M5    [NACabc] Modification of AbsMag (Note 6)   (meta.note)
l_pm    [~<] Limit flag on pm (meta.code.error)
pm 2.6400 arcsec/yr [0/7] Total proper motion (pos.pm)
u_pm    [:!0123] Uncertainty flag (:) on pm, problem on proper motion (!), or Estimated proper motion (Note 4)   (meta.code.error)
pmPA 96.8 deg Position angle of proper motion vector (pos.pm;pos.posAng)
r_pmIX  Proper motion reference code (meta.ref;pos.frame)
M6N   [NAC] New line, Additional or Corrected pm (meta.note)
RadVel  km/s [-262/422] Radial velocity (spect.dopplerVeloc;pos.heliocentric)
Adp-V  km/s [-97.2/134] Adopted apparent velocity (Note 8)   (phys.veloc;pos.heliocentric)
r_RadVel   Velocity reference (meta.ref;pos.frame)
M7    [NA] Modification of RadVel (Note 6)   (meta.note)
Plx 0.2164 arcsec [-0.003/0.6] Trigonometric parallax (pos.parallax.trig)
e_Plx  mas [0/97] Reported mean error of parallax (stat.error;pos.parallax)
r_PlxGR  Parallax reference code (meta.ref;pos.frame)
M8N   [NACU] Modification of parallax (Note 6)   (meta.note)
gmag  mag [11.4/29] SDSS green magnitude (phot.mag;em.opt.B)
u_gmag    [*:] questionable (*) or uncertain (:) SDSS photometry (meta.code.error)
u-g  mag [-3.4/8] SDSS u-g Color Index (phot.color;em.opt.U;em.opt.B)
g-r  mag [-5.3/7] SDSS g-r Color Index (phot.color;em.opt.B;em.opt.R)
r-i  mag [-7.4/2.4] SDSS r-i Color Index (phot.color;em.opt.R;em.opt.I)
i-z  mag [-6.3/7.1] SDSS i-z Color Index (phot.color;em.opt.I;em.opt.I)
r_gmag   SDSS colors reference (meta.ref;pos.frame)
M9    [N] Modification of SDSS photometry (Note 6)   (meta.note)

WDcatWDcat  Display the details from the on-line Web catalog (meta.ref.url)
SimbadSimbad  ask the Simbad data-base about this object (meta.ref.url)
_RA.icrs  "h:m:s" (i) 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  "d:m:s" (i) 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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