Show | Sort | Join tables | Column | Constraint | Explain (UCD) |
| | (ALL) | recno | | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) (RECORD) |
| | (ALL) | SDSS | (char) | SDSS-DR6 designation (JHHMMSS.ss+DDMMSS.ss) (meta.id;meta.main) (ID_MAIN) |
| | (1+2) | RAJ2000 | "h:m:s" | (i) Hour of right ascension (J2000) (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN) |
| | (1+2) | DEJ2000 | "d:m:s" | (i) Degree of declination (J2000) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN) |
| | (1) | zph | | (n) Photometric redshift (src.redshift) (REDSHIFT_PHOT) |
| | (1) | e_zph | | (n) zph uncertainty (stat.error) (ERROR) |
| | (1) | Inst | (char) | [DIS /MagE/SDSS] Instrument used (Note 1)
(instr.setup) (INST_ID) |
| | (1+2) | mult | | (n) Exposure multiplicator (meta.number) (NUMBER) |
| | (1) | Exp | s | (n) Exposure time (time.duration;obs.exposure) (TIME_EXPTIME) |
| | (1) | mult2 | | (n) Second exposure multiplicator (meta.number) (NUMBER) |
| | (1) | Exp2 | s | (n) Additional exposure time (time.duration;obs.exposure) (TIME_EXPTIME) |
ALL cols | | | |
| | (1+2) | Date | "Y:M:D" | (n)UT date of observation (time.epoch;obs) (TIME_DATE) |
| | (1+2) | DR6+8 | (char) | Link to SDSS photometric catalog DR6 and DR8 within 1.5" (meta.ref.url) (DATA_LINK) |
| | (1+2) | Sloan | (char) | Display the SDSS online data around the position of this object (meta.ref.url) (DATA_LINK) |
| | (1+2) | SimbadName | (char) | Designation understandable by the Simbad data-base (meta.id) (ID_ALTERNATIVE) |
| | (1+2) | NED | (char) | ask the NED data-base about this object (meta.ref) (DATA_LINK) |
| | (2) | z | | (n) QSO redshift (src.redshift) (REDSHIFT_HC) |
| | (2) | u'mag | mag | u'-band magnitude (phot.mag;em.opt.U) (PHOT_SDSS_U) |
| | (2) | Exp | | (n) Exposure time (time.duration;obs.exposure) (TIME_EXPTIME) |
| | (2) | Exp2 | | (n) Additional exposure time (time.duration;obs.exposure) (ID_EXPOSURE) |
| | (2) | DR7qso | (char) | Link to SDSS-DR7 quasar catalog within 1.5" (meta.ref.url) (DATA_LINK) |
| | (3) | Set | (char) | [G /GrG] GrG: "Group" galaxies vs "isolated" environment (meta.id) (ID_SET) |
| | (3) | dRA | arcsec | Right ascension offset from the QSO (pos.eq.ra;arith.diff) (POS_EQ_RA_OFF) |
| | (3) | dDE | arcsec | Declination offset from the QSO (pos.eq.dec;arith.diff) (POS_EQ_DEC_OFF) |
ALL cols | | | |
| | (3) | zgal | | Galaxy redshift (spectroscopic) (src.redshift) (REDSHIFT_HC) |
| | (3) | rho | kpc | Impact parameter (ρ) in h–1*kpc units (meta.unit;src.impactParam) (ORBIT_PARAM) |
| | (3) | r'mag | mag | Apparent r'-band magnitude (phot.mag;em.opt.R) (PHOT_SDSS_R) |
| | (3) | MB | mag | Absolute B-band magnitude (MB-5logh) (phys.magAbs;em.opt.B) (PHOT_ABS-MAG_BAND) |
| | (3) | B-R | mag | BAB-RAB color index (phot.color;em.opt.B;em.opt.R) (PHOT_CI_B-R) |
| | (3) | zabs | | (n) Redshift of the corresponding MgII absorption feature (src.redshift) (REDSHIFT_HC) |
| | (3) | l_W2796 | (char) | Limit flag on W2796 (meta.code.error) (CODE_LIMIT) |
| | (3) | W2796 | 0.1nm | (n) Absorption equivalent width of the corresponding MgII absorption feature (phys.absorption) (SPECT_FEATURE_WIDTH) |
| | (3) | e_W2796 | 0.1nm | (n) W2796 uncertainty (stat.error) (ERROR) |
ALL cols | | | |