| VII/158/table1 | Revised and Updated Catalog of Quasi-stellar Objects (Hewitt+ 1993) The catalogue (22484 rows) | recno=7942 |
| Column | Value | Explain (UCD) | |
| _RAJ2000 | 07 38 57.1229 | "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 | -06 26 57.427 | "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 | 07 36 30.2006 | "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 | -06 20 02.902 | "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 | 224.1711662 | 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 | +7.5167387 | 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) |
| 7942recno | 7942 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
| M | 0 | 1 for the rows belonging to the original table 1 (main description of the QSO) (meta.note) | |
| CooDes | 0736-063 | Designation based on 1950 Coordinates (Note 1) (meta.id;meta.main) | |
| RA1950 | 07 36 30.20 | "h:m:s" | (i) Right Ascension 1950 (Note 1) (pos.eq.ra;meta.main) |
| DE1950 | -06 20 02.9 | "d:m:s" | (i) Declination 1950 (Note 1) (pos.eq.dec;meta.main) |
| BLLac | [B] "B" indicates a BL Lac object (Note 1) (meta.note) | ||
| Sel | + | [RXSVCO +] Selection technique(s) (Note 2) (meta.note) | |
| Id | Other name (meta.id) | ||
| V | mag | Apparent magnitude; often only mpg (phot.mag;em.opt.V) | |
| var | [*] * indicates a variability (meta.note) | ||
| B-V | mag | B-V (phot.color;em.opt.B;em.opt.V) | |
| U-B | mag | U-B (phot.color;em.opt.U;em.opt.B) | |
| z(em) | Emission redshift (src.redshift) | ||
| u_z(em) | [)] Uncertainty flag on z(em) (meta.code.error) | ||
| n_z(em) | [*+] Note on z(em) (Note 3) (meta.note) | ||
| Element | Si IV | Emission line on which the redshift is based (element name) (meta.id;phys.atmol.element) | |
| Wl | 1397 | 0.1nm | Wavelength of Emission element (Angstroem) (em.wl) |
| z(abs) | Absorption redshift (src.redshift) | ||
| r_Id | Reference for identification (meta.ref;pos.frame) | ||
| r_z(em) | 1901 | Reference for emission redshift (meta.ref;pos.frame) | |
| ref_b | [b*] Addition to r_z(em) (Note 5) (meta.code) | ||
| r_var | Reference for variability (meta.ref;pos.frame) | ||
| r_Sel | 1976 | Reference for Radio (meta.ref;pos.frame) | |
| r_z(abs) | 1000 | Reference for absorption redshift (meta.ref;pos.frame) | |
| Notes | Notes (Note 4) (meta.note) | ||
| _RA.icrs | 07 38 57.12 | "h:m:s" | (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra) |
| _DE.icrs | -06 26 57.4 | "d:m:s" | (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec) |
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