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J/AJ/128/463
  A preliminary 20pc census from the NLTT catalogue (Reid+, 2004)
ReadMe+ftp
2004AJ....128..463R
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/128/463/known(c)Known nearby stars for NLTT2 or NLTT3 samples (tables 1 and 2 of paper) (319 rows)
2.J/AJ/128/463/refsReferences (27 rows)
3.J/AJ/128/463/notesNotes (102 rows)
4.J/AJ/128/463/table3(c)SAAO photometry of NLTT2 and NLTT3 stars (101 rows)
5.J/AJ/128/463/table54(c)Astrometry, photometry and narrow-band indices of spectroscopic targets (tables 4 and 5 of paper) (447 rows)
6.J/AJ/128/463/table6(c)Early-type M dwarfs from the revised NLTT: Hipparcos stars (71 rows)
7.J/AJ/128/463/table7(c)Early-type M dwarfs from the rNLTT with no Hipparcos data (13 rows)
8.J/AJ/128/463/table8(c)Additional stars in the 2MASS 2nd release 20parsec sample (213 rows)

Simple ConstraintList Of Constraints
 
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1+4+5)n_Name (char) Sample indicator, as 2 for NTLL2 (table1) and 3 for NLTT3 (table2) (meta.id)
  (1+4+5+6+7+8)Name (char) NLTT Catalogue name (Note G1)   (meta.id;meta.table)
  (1+4+5)f_Name (char) Flag on Name (Note G2)   (meta.code)
  (1+4)OName (char) Other name (Note G3)   (meta.id;meta.main)
  (1+4+5+6+7)RAJ2000 "h:m:s" (i) 2MASS hour of right ascension (J2000) (pos.eq.ra;meta.main)
  (1+4+5+6+7)DEJ2000 "d:m:s" (i) 2MASS degree of declination (J2000) (pos.eq.dec;meta.main)
  (1+4+5)rmag mag Luyten r-band magnitude (phot.mag;em.opt.R)
  (1+4+5+6+7+8)Jmag mag 2MASS J-band magnitude (phot.mag;em.IR.J)
  (1+4+5+6+7+8)Hmag mag 2MASS H-band magnitude (phot.mag;em.IR.H)
  (1+4+5+6+7+8)Ksmag mag 2MASS Ks band magnitude (phot.mag;em.IR.K)

ALL cols		    
 (i)indexed column
  (1+4+6+8)Vmag mag (n) The V-band magnitude (phot.mag;em.opt.V)
  (1)u_Vmag (char) [:] Uncertainty flag on Vmag (meta.code.error)
  (1+4)B-V mag (n) The (B-V) color index (phot.color;em.opt.B;em.opt.V)
  (1)u_B-V (char) [:] Uncertainty flag on B-V (meta.code.error;phot.color;em.opt.B)
  (1+4)V-Rc mag (n) The (V-Rc) color index (phot.color;em.opt.V;em.opt.R)
  (1+4)V-Ic mag (n) The (V-Ic) color index (phot.color;em.opt.V;em.opt.I)
  (1)r_Vmag  (n) [0/20] Optical photometry source (meta.ref;pos.frame)
  (1+6+7)plx mas (n) Trigonometric parallax (pos.parallax.trig)
  (1+6+7)e_plx mas (n) Uncertainty in plx (stat.error;pos.parallax)
  (1)r_plx  (n) Reference for plx (meta.ref;pos.frame)
  (1+5+8)SpType (char) MK spectral type (src.spType)
  (1+4+8)m-M mag Estimated distance modulus (phot.mag.distMod)
  (1+4+8)e_m-M mag Uncertainty in m-M (stat.error)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1+4+5)JMAG mag Absolute 2MASS J-band magnitude (phot.mag;em.IR.J)
  (1+6+7+8)Note (char) Additional comments (see file notes.dat) (meta.note)
  (1+4+5+6+7+8)2M (char) 2MASS data (meta.ref.url)
  (2)Ref  Reference number (meta.id;meta.main)
  (2)Bibcode (char) Bibcode (meta.bib.bibcode)
  (2)Aut (char) Author's name (meta.bib.author)
  (2)Com (char) Comments (meta.note)
   (3+4)Note  (i) Note number (meta.note;meta.main)
  (3)Text (char) Text of Comments (meta.note)
  (4)NObs  Number of observations (meta.number)
  (5)u_rmag (char) [:] Uncertainty flag on rmag (meta.code.error)
  (5)f_Jmag (char) [1] Flag on Jmag (Note 3)   (meta.code)
  (5)Dist pc Distance (pos.distance)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (5)e_Dist pc Uncertainty in Dist (stat.error)
  (5)TiO5  F(7126-7135Å)/F(7042-7046Å) (meta.note)
  (5)CaOH  (n)F(6230-6240Å)/F(6345-6354Å) (meta.note)
  (5)CaH1  (n)F(6380-6390Å)/F(6345-6355Å+6410-6430Å) (meta.note)
  (5)CaH2  F(6814-6846Å)/F(7042-7046Å) (meta.note)
  (5)CaH3  F(6960-6990Å)/F(7042-7046Å) (meta.note)
  (5)TiO-a  F(7033-7048Å)/F(7058-7073Å) (spect.index)
  (5)VO-a  F(7350-7370Å+7550-7570Å)/F(7430-7470Å) (spect.index)
  (5)Halpha  Hα index F(6560-6566Å)/F(6545-6555Å) (spect.index;em.line.Halpha)
  (6+7)rNLTT  NLTT Catalogue number (meta.id;meta.main)
  (6)HIP  Hipparcos Catalogue number (meta.id)
  (6)HIP_data (char) (i) Link to all parameters supplied by the results of the Hipparcos mission (pos.eq.dec;meta.main)
  (6+7)JMAG (char) mag Absolute 2MASS J-band magnitude (phot.mag;em.IR.J)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (6+8)Comm (char) Additional comments (meta.note)
  (7)Vmag (char) mag V magnitude (phot.mag;em.opt.V)
  (8)2MASS (char) 2MASS identification number (HHMMSSs+DDMMSS) (meta.id)
  (8)e_Jmag mag Uncertainty in Jmag (stat.error;phot.mag;em.IR.J)
  (8)e_Hmag mag Uncertainty in Hmag (stat.error;phot.mag;em.IR.H)
  (8)e_Ksmag mag Uncertainty in Ksmag (stat.error;phot.mag;em.IR.K)
  (8)_RA deg (i) Position (from 2MASS name) (right ascension part) (pos.eq.ra;meta.main)
  (8)_DE deg (i) Position (from 2MASS name) (declination part) (pos.eq.dec;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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