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II/241
 2MASS Catalog Intermediate Data Release (IPAC/UMass, 2000)
This catalogue is obsoleted by II/246
Post annotation
img(gal)
1.II/241/out2MASS Point Source Catalogue, 2MASS 2000 Second Incremental Release (162213354 rows)
See also the 2MASS home page

 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  RAJ2000 deg Right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg Declination (J2000) (pos.eq.dec;meta.main)
  MajAxis arcsec (n) Major axis of position error ellipse (stat.error)
  MinAxis arcsec (n) Minor axis of position error ellipse (stat.error)
  Theta deg (n) [0,180] Position angle of error ellipse major axis (E of N) (pos.posAng)
  f_Name (char) [* ] A '*' flags a non-unique source designation (meta.code.error)
  Name (char) The 2MASS name – it should be preceded by a J e.g. 2MASS J2354075-013156 for the source at 23 54 07.57 -01 31 56.7 (meta.id;meta.main)
  Jmag mag (n) J selected "default" magnitude (Note 1)   (phot.mag;em.IR.J)
  e_Jmag_d mag (n) J "default" magnitude uncertainty (Note 2)   (stat.error)
  e_Jmag mag (n) J "total" magnitude uncertainty (Note 3)   (stat.error)
  Hmag mag (n) H selected "default" magnitude (Note 1)   (phot.mag;em.IR.H)

ALL cols
    
(n) indicates a possible blank or NULL column  
  e_Hmag_d mag (n) H "default" magnitude uncertainty (Note 2)   (stat.error)
  e_Hmag mag (n) H "total" magnitude uncertainty (Note 3)   (stat.error)
  Kmag mag (n) K selected "default" magnitude (Note 1)   (phot.mag;em.IR.K)
  e_Kmag_d mag (n) Ks "default" magnitude uncertainty (Note 2)   (stat.error)
  e_Kmag mag (n) Ks "total" magnitude uncertainty (3)
(Note)   (stat.error)
  rd_flg (char) [012348] Source of JHK "default" mag (Note 4)   (meta.note)
  bl_flg (char) [012] JHK components fit to source (Note 5)   (meta.id;stat.fit)
  cc_flg (char) [UNPCDSRGB0] Artifact contamin./confusion (Note 6)   (meta.note)
  extd_flg  (n) [0,2] Extended source contamination (Note 7)   (meta.note)
  mp_flg  (n) [0,1] Association with asteroid or comet (8)
(Note)   (meta.note)
  Id_opt (char) [UT] Associated optical source (Note 9)   (meta.id.assoc)
  Bmag mag (n) Blue mag of associated optical source (phot.mag;em.opt.B)
  Rmag mag (n) Red mag of associated optical source (phot.mag;em.opt.R)

ALL cols
    
(n) indicates a possible blank or NULL column  
  Dist_opt arcsec (n) Distance to associated optical source (pos.angDistance)
  PAopt deg (n) [0,360] position angle to optical source (pos.posAng)
  Nopt_mchs  (n) Number of optical sources within 5 arcsec
(meta.number)
  Date (char) Observation date (MM/DD/YYYY) (time.epoch)
  Hemis (char) [ns] Hemisphere of observation (meta.code;obs)
  Scan  (n) Scan number (within date) (meta.id)
  Id  Source id number (within scan) (meta.id.cross)
  GLON deg Galactic longitude (pos.galactic.lon)
  GLAT deg Galactic latitude (pos.galactic.lat)
  Jpsfchi  (n) J band reduced chi2 value of fit (stat.fit.chi2)
  Hpsfchi  (n) H band reduced chi2 value of fit (stat.fit.chi2)
  Kpsfchi  (n) K band reduced chi2 value of fit
(stat.fit.chi2)
  Jm_stdap mag (n) J standard or BF aperture magnitude (Note 10)   (phot.mag;em.IR.J)
  e_Jm_stdap mag (n) error on Jmstdap (stat.error)
  Hm_stdap mag (n) H standard or BF aperture magnitude (Note 10)   (phot.mag;em.IR.H)
  e_Hm_stdap mag (n) error on Hmstdap (stat.error)
  Km_stdap mag (n) K standard or BF aperture magnitude (Note 10)   (phot.mag;em.IR.K)
  e_Km_stdap mag (n) error on Kmstdap
(stat.error)
  Ndet_flg (char) [0-9 ] Number of aperture measurements (jjhhkk) (Note 11)   (meta.number)

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