| II/271A/patch2 | TASS Mark IV patches photometric catalog, version 2 (Droege+, 2007) *Properties of objects detected repeatedly during the Mark IV survey of northern sky (V.2) (4353670 rows) | TASS4=4591318 |
| Column | Value | Explain (UCD) | |
| _RAJ2000 | 00 02 51.7680 | "h:m:s" | Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra) |
| _DEJ2000 | +35 45 33.732 | "d:m:s" | Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec) |
| _RAB1950 | 00 00 17.6658 | "h:m:s" | Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra) |
| _DEB1950 | +35 28 51.892 | "d:m:s" | Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec) |
| _Glon | 111.9760034 | deg | Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon) |
| _Glat | -26.0768480 | deg | Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat) |
| TASS4 | 4591318 | (i) Index in Mark IV engineering database (meta.id;meta.main) | |
| o_TASS4 | 22 | Number of good (V,I) measurement pairs (meta.number) | |
| RAJ2000 | 000.71570 | deg | (i) Mean Right Ascension (J2000.0) (pos.eq.ra;meta.main) |
| e_RAJ2000 | 0.00056 | deg | Standard deviation from mean RA position (stat.error;pos.eq.ra) |
| DEJ2000 | +35.75937 | deg | (i) Mean Declination (J2000.0) (pos.eq.dec;meta.main) |
| e_DEJ2000 | 0.00051 | deg | Standard deviation from mean Dec position (stat.error;pos.eq.dec) |
| Vmag | 12.548 | mag | Interquartile mean of all V-band measurements (Note 5) (phot.mag;em.opt.V) |
| e_Vmag | 0.117 | mag | Standard deviation from interquartile mean V (stat.error;phot.mag;em.opt.V) |
| eVmag | 0.087 | mag | Standard deviation from mean V value in ensemble analysis of local patch (Note 1) (stat.stdev;phot.mag;em.opt.V) |
| Imag | 11.715 | mag | Interquartile mean of all I-band measurements (Note 5) (phot.mag;em.opt.I;stat.mean) |
| e_Imag | 0.161 | mag | Standard deviation from interquartile mean I (stat.error;phot.mag;em.opt.I) |
| eImag | 0.109 | mag | Standard deviation from mean I value in ensemble analysis of local patch (Note 1) (stat.stdev;phot.mag;em.opt.I) |
| dVmag | -0.14 | Normalized measure of deviation from mean V magnitude in ensemble analysis (Note 2) (stat.variance) | |
| dImag | 0.65 | Normalized measure of deviation from mean I magnitude in ensemble analysis (Note 2) (stat.variance) | |
| WS | 1.05 | (i) Welch-Stetson variability index (Note 3) (meta.code;src.var.index) | |
| Proxy | 0 | Proximity code (Note 4) (meta.code) | |
| Env | Environment when nearby star(s) exist within 1arcmin (meta.ref.url) | ||
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