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I/317/sample The PPMXL Catalog (Roeser+ 2010)
PPMXL catalog of positions and proper motions on the ICRS (910469430 rows)
  PPMXL=== 446318421983387257
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ColumnValue  Explain   (UCD)
_RAJ200001 38 40.89192 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+68 53 31.6212 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195001 34 56.63731 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+68 38 17.7915 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon127.18574906 deg Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon)
_Glat+06.41145614 deg Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat)

PPMXL 446318421983387257  (i) Identifier (Note 5)   (meta.id;meta.main)
RAJ2000024.670383 deg (i) Right Ascension J2000.0, epoch 2000.0 (pos.eq.ra;meta.main)
DEJ2000+68.892117 deg (i) Declination J2000.0, epoch 2000.0 (pos.eq.dec;meta.main)
pmRA 1.3 mas/yr Proper Motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra)
pmDE -0.5 mas/yr Proper Motion in Dec (pos.pm;pos.eq.dec)
epRA1981.45 yr Mean Epoch (RA) (time.epoch)
epDE1981.45 yr Mean Epoch (Dec) (time.epoch)
e_RAJ2000 94 mas Mean error in RA*cos(DEdeg) at mean epoch (Note 6)   (stat.error;pos.eq.ra)
e_DEJ2000 94 mas Mean error in Dec at mean epoch (Note 6)   (stat.error;pos.eq.dec)
e_pmRA 4.8 mas/yr Mean error in pmRA*cos(DEdeg) (stat.error;pos.pm;pos.eq.ra)
e_pmDE 4.8 mas/yr Mean error in pmDec (stat.error;pos.pm;pos.eq.dec)
Jmag 8.054 mag (i) J magnitude from 2MASS (Cat. II/246) (phot.mag;em.IR.J)
e_Jmag 0.019 mag J total magnitude uncertainty (stat.error;phot.mag;em.IR.J)
Hmag 6.672 mag (i) H magnitude from 2MASS (Cat. II/246) (phot.mag;em.IR.H)
e_Hmag 0.040 mag H total magnitude uncertainty (stat.error;phot.mag;em.IR.H)
Kmag 5.966 mag (i) Ks magnitude from 2MASS (Cat. II/246) (phot.mag;em.IR.K)
e_Kmag 0.017 mag Ks total magnitude uncertainty (stat.error;phot.mag;em.IR.K)
b1mag18.39 mag B mag from USNO-B, first epoch (1) (in color when the magnitude has a special meaning, see flags) (Note)   (phot.mag;em.opt.B)
b2mag17.05 mag B mag from USNO-B, second epoch (1) (in color when the magnitude has a special meaning, see flags) (Note)   (phot.mag;em.opt.B)
r1mag12.59 mag R mag from USNO-B, first epoch (1) (in color when the magnitude has a special meaning, see flags) (Note)   (phot.mag;em.opt.R)
r2mag12.57 mag R mag from USNO-B, second epoch (1) (in color when the magnitude has a special meaning, see flags) (Note)   (phot.mag;em.opt.R)
imag10.28 mag I mag from USNO-B (1) (in color when the magnitude has a special meaning, see flags) (Note)   (phot.mag;em.opt.I)
Smags02137   [0-8-] Surveys used for USNO-B magnitudes (Note 2)   (meta.id)
No 6   Number of observations used (Note 4)   (meta.number)
fl 0  Flags (Note 3)   (meta.note)

2M2M  Display the 2MASS data (Cutri et al. 2003, Cat. II/246) (meta.ref.url)
NOMADNOMAD  Display the NOMAD data (Zacharias et al. 2005, Cat. I/297) (meta.ref.url)
  
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