| I/317/sample | The PPMXL Catalog (Roeser+ 2010) PPMXL catalog of positions and proper motions on the ICRS (910469430 rows) | PPMXL===5748301589266718284 |
| Column | Value | Explain (UCD) | |
| _RAJ2000 | 20 37 57.79776 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) |
| _DEJ2000 | +31 07 30.2232 | "d:m:s" | Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) |
| _RAB1950 | 20 35 55.15292 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) |
| _DEB1950 | +30 56 56.7408 | "d:m:s" | Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) |
| _Glon | 072.61910771 | deg | Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon) |
| _Glat | -06.07346692 | deg | Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat) |
| PPMXL | 5748301589266718284 | (i) Identifier (Note 5) (meta.id;meta.main) | |
| RAJ2000 | 309.490824 | deg | (i) Right Ascension J2000.0, epoch 2000.0 (pos.eq.ra;meta.main) |
| DEJ2000 | +31.125062 | deg | (i) Declination J2000.0, epoch 2000.0 (pos.eq.dec;meta.main) |
| pmRA | 1.1 | mas/yr | Proper Motion in RA*cos(DEdeg) (pos.pm;pos.eq.ra) |
| pmDE | -7.9 | mas/yr | Proper Motion in Dec (pos.pm;pos.eq.dec) |
| epRA | 1976.00 | yr | Mean Epoch (RA) (time.epoch) |
| epDE | 1976.00 | yr | Mean Epoch (Dec) (time.epoch) |
| e_RAJ2000 | 103 | mas | Mean error in RA*cos(DEdeg) at mean epoch (Note 6) (stat.error;pos.eq.ra) |
| e_DEJ2000 | 103 | mas | Mean error in Dec at mean epoch (Note 6) (stat.error;pos.eq.dec) |
| e_pmRA | 5.1 | mas/yr | Mean error in pmRA*cos(DEdeg) (stat.error;pos.pm;pos.eq.ra) |
| e_pmDE | 5.1 | mas/yr | Mean error in pmDec (stat.error;pos.pm;pos.eq.dec) |
| Jmag | mag | (i) J magnitude from 2MASS (Cat. II/246) (phot.mag;em.IR.J) | |
| e_Jmag | mag | J total magnitude uncertainty (stat.error;phot.mag;em.IR.J) | |
| Hmag | mag | (i) H magnitude from 2MASS (Cat. II/246) (phot.mag;em.IR.H) | |
| e_Hmag | mag | H total magnitude uncertainty (stat.error;phot.mag;em.IR.H) | |
| Kmag | mag | (i) Ks magnitude from 2MASS (Cat. II/246) (phot.mag;em.IR.K) | |
| e_Kmag | mag | Ks total magnitude uncertainty (stat.error;phot.mag;em.IR.K) | |
| b1mag | 19.54 | 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) |
| b2mag | 19.45 | 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) |
| r1mag | 17.94 | 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) |
| r2mag | 18.21 | 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) |
| imag | 17.29 | mag | I mag from USNO-B (1) (in color when the magnitude has a special meaning, see flags) (Note) (phot.mag;em.opt.I) |
| Smags | 02137 | [0-8-] Surveys used for USNO-B magnitudes (Note 2) (meta.id) | |
| No | 5 | Number of observations used (Note 4) (meta.number) | |
| fl | 0 | Flags (Note 3) (meta.note) | |
| 2M | 2M | Display the 2MASS data (Cutri et al. 2003, Cat. II/246) (meta.ref.url) | |
| NOMAD | NOMAD | Display the NOMAD data (Zacharias et al. 2005, Cat. I/297) (meta.ref.url) | |
© Université de Strasbourg/CNRS
• Contact
