VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
 Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
VII/182
  High-Redshift Quasars (z≥2.2) in SGP and F401 (Warren+ 1991)
ReadMe+ftp
1991ApJS...76....1W
Similar Catalogs
Post annotation 		img(gal)
1.VII/182/table4(c)Known non-UV-excess QSOs in the SGP (paper I) (30 rows)
2.VII/182/tables(c)High-z QSOs in SGP and F401 (paper II, tables 1-4) (130 rows)
3.VII/182/table5(c)previously-known high-z QSOs in SGP (paper II) (14 rows)
4.VII/182/table6(c)new UV excess quasars (paper II) (12 rows)
Help Xmatch is

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1+3+4)RAB1950 "h:m:s" (i) [0,1] right ascension (B1950) (pos.eq.ra;meta.main)
  (1+3+4)DEB1950 "d:m:s" (i) declination (B1950) (pos.eq.dec;meta.main)
  (1+2)l_m(u) (char) [>] limit flag on m(u) (meta.code.error)
  (1+2+4)m(u) mag u-band UKST magnitude (phot.mag;em.opt.U)
  (1+2+4)m(bj) mag bj-band UKST magnitude (phot.mag;em.opt.B)
  (1+2+4)m(v) mag v-band UKST magnitude (phot.mag;em.opt.V)
   (ALL)m(or) mag or-band (600-690nm) UKST magnitude (phot.mag;em.opt.R)
  (1+2+4)m(r) mag r-band (640-690nm) UKST magnitude (phot.mag;em.opt.R)
  (1+2+4)m(i) mag i-band UKST magnitude (phot.mag;em.opt.I)
   (ALL)z  (n) redshift z (No value is given in 11th entry due to no emission lines.) (src.redshift)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1+2)ListA (char) [YN] included in list A or not (see paper) (meta.code)
  (1+2)ListB (char) [YN] included in list B or not (see paper) (meta.code)
  (1)r_z (char) [1-6] reference code for redshift (Note)   (meta.ref;pos.frame)
   (ALL)_RA.icrs "h:m:s" (n)(i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
   (ALL)_DE.icrs "d:m:s" (n)(i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  (2)Note (char) [n] 'n' if there is a note (Note)   (meta.note)
  (2+4)ID (char) [ 0-9AB-] ! Name based on 1950 coordinates (Note)   (meta.id;meta.main)
  (2)RA1950 "h:m:s" (i) Right Ascension 1950 (pos.eq.ra;meta.main)
  (2)DE1950 "d:m:s" (i) Declination 1950 (pos.eq.dec;meta.main)
  (2)DATE "Y:M:D" [1986,1989] UT date of observation: year (time.epoch;obs)
  (2)Tel (char) [AC] Telescope where spectrum obtained: A = AAT, C = CTIO 4 m. (meta.note)
  (2)u_z (char) [: ] Uncertainty flag for z (meta.code.error;src.redshift)
  (2)Plot (char) [0-9SF] ! Plot number in Figure 1 (SGP) and Figure 2 (F401) (see paper) (meta.ref;pos.frame)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)l_m(bj) (char) Limit flag (>) on m(bj) (meta.code.error)
  (2)l_m(v) (char) Limit flag (>) on m(v) (meta.code.error)
  (2+4)l_m(i) (char) Limit flag (>) on m(i) (meta.code.error)
  (2+3)W(Ly1) 0.1nm (n) Equivalent width Lyman-α/NV blend (spect.line.eqWidth)
  (2)u_W(Ly1) (char) Uncertainty flag (:) on W(Ly1) (meta.code.error)
  (2+3)W(CIV) 0.1nm (n) Equivalent width (BAL emission) of CIV line (spect.line.eqWidth)
  (2)u_W(CIV) (char) [-:] Uncertainty flag (:) on W(CIV), or dash (EM eq. width exists), or blank (meta.code.error)
  (2)WEM(CIV) 0.1nm (n) Equivalent width (EW emission) of CIV line (spect.line.eqWidth)
  (2)e_W(CIV) 0.1nm (n) FWHM of W(CIV) (stat.error)
  (2)u_e_W(CIV) (char) Uncertainty flag (:) on e_W(CIV) (meta.code.error)
  (2)alpha  (n) Spectral index (f(ν) = ν**α) (spect.index)
  (2)u_alpha (char) [: ] Uncertainty flag on α (meta.code.error;pos.eq.ra)
  (3)Sp+Index  (n)the spectral index derived from a power- law fit to the continuum (spect.index)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)Ref   [1,5] reference (Note)   (meta.ref;pos.frame)
  (4)DATEy yr [1986,1988] UT date of observation (year) (time.epoch;obs)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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