| I/320/spm4 | SPM 4.0 Catalog (Girard+, 2011) Yale/San Juan Southern Proper Motion Catalog 4 (SPM4) (103319647 rows) | -c=253.9385784 -31.4873479, eq=J2000, rs=2 |
Note:
| Column | Value | Explain (UCD) | |
| _r | 0.000 | arcsec | Distance from center (253.9385784-31.4873479)[FK5/J2000], at Epoch=J2000.0 (pos.angDistance) |
| _RAJ2000 | 16 55 45.258816 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra) |
| _DEJ2000 | -31 29 14.45244 | "d:m:s" | Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec) |
| _RAB1950 | 16 52 32.280160 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra) |
| _DEB1950 | -31 24 30.14534 | "d:m:s" | Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec) |
| _Glon | 351.755169401 | deg | Galactic longitude at Epoch=J2000, proper motions taken into account (pos.galactic.lon) |
| _Glat | +07.403765501 | deg | Galactic latitude at Epoch=J2000, proper motions taken into account (pos.galactic.lat) |
| SPMID | 5050748760 | (i) Unique identifier (Note 4) (meta.id;meta.main) | |
| RAJ2000 | 253.9385784 | deg | (i) Right ascension (ICRS, epoch=2000.0) (pos.eq.ra;meta.main) |
| e_RAJ2000 | 60.8 | mas | Error in right ascension at Epoch (stat.error;pos.eq.ra) |
| DEJ2000 | -31.4873479 | deg | (i) Declination (ICRS, epoch=2000.0) (pos.eq.dec;meta.main) |
| e_DEJ2000 | 59.9 | mas | Error in declination at Epoch (stat.error;pos.eq.dec) |
| pmRA | 2.36 | mas/yr | Absolute proper motion in RA (*cos(DE)) (pos.pm;pos.eq.ra) |
| e_pmRA | 3.32 | mas/yr | Error in pmRA at Epoch (stat.error;pos.pm;pos.eq.ra) |
| pmDE | -4.15 | mas/yr | Absolute proper motion in Declination (pos.pm;pos.eq.dec) |
| e_pmDE | 3.28 | mas/yr | Error in pmDE at Epoch (stat.error;pos.pm;pos.eq.dec) |
| Epoch | 1974.13 | yr | [1965/2007] weighted mean epoch of observation (time.epoch;obs) |
| Ep1 | 1968.08 | yr | [1965/1982] weighted mean 1st-epoch (phys.atmol.wOscStrength;stat.mean) |
| Ep2 | 1990.39 | yr | [1987/2007] weighted mean 2nd-epoch (Note 2) (phys.atmol.wOscStrength;stat.mean) |
| N1 | 4 | [1/20] Number of 1st-epoch plates used (meta.number) | |
| N2 | 2 | [0/14] Number of 2nd-epoch plates used (meta.number) | |
| Nc | 0 | [0/9] Number of 2nd-epoch CCD frames used (Note 3) (meta.number) | |
| Bmag | 15.33 | mag | (i) Johnson B magnitude estimation (Note 1) (phot.mag;em.opt.B) |
| Vmag | 14.62 | mag | (i) Johnson V magnitude estimation (Note 1) (phot.mag;em.opt.V) |
| ib | 2 | [1/3] source flag for B mag (Note 1) (meta.ref) | |
| iv | 2 | [1/3] source flag for V mag (Note 1) (meta.ref) | |
| Jmag | 13.206 | mag | (i) 2MASS J magnitude (phot.mag;em.IR.J) |
| Hmag | 12.847 | mag | (i) 2MASS H magnitude (phot.mag;em.IR.H) |
| Kmag | 12.802 | mag | (i) 2MASS Ks magnitude (phot.mag;em.IR.K) |
| 2M | 2M | Details from 2MASS catalogs (meta.ref.url) | |
| igal | 0 | [0/3] galaxy/extended-source flag (Note 5) (src.class.starGalaxy) | |
| icat | 4 | [1/7] input catalog source flag (Note 6) (meta.code.error;meta.table) | |
| A | A | Details from astrometric catalogs UCAC / Tycho-2 (meta.ref.url) | |
