VizieR

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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:

  
Target dimension:

Radius Box size

  
V/153
  LAMOST DR4 catalogs (Luo+, 2018)
Post annotation
img(gal)
1.V/153/dr4LAMOST DR4 catalog (09/08/2018 version) (7620612 rows)

 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  ObsID   [101001/462816250] Observation ID (meta.id)
  Target (char) Target Designation (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
  Obs.Date "Y:M:D" (n)Target Observation Date (time.epoch;obs)
  LMJD   [55859/57542] Local Modified Julian Day (time.epoch)
  MJD   [55858/57541] Modified Julian Day (time.epoch)
  PlanId (char) Plan Name (obs.field)
  spId   [1/16] Spectrograph ID (meta.id;instr)
  FiberId   [1/250] Fiber ID (meta.id)
  RAJ2000 deg (i) Fiber pointing right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Fiber pointing declination (J2000) (pos.eq.dec;meta.main)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  snru  (n) Signal Noise Ratio of u filter (stat.snr)
  snrg  (n) Signal Noise Ratio of g filter (stat.snr)
  snrr  (n) Signal Noise Ratio of r filter (stat.snr)
  snri  (n) Signal Noise Ratio of i filter (stat.snr)
  snrz  (n) Signal Noise Ratio of z filter (stat.snr)
  objType (char) Object Type (src.class)
  Class (char) Spectra Type (src.class)
  SubClass (char) Stellar Sub-Class (src.class)
  z  (n) Redshift (src.redshift)
  e_z  (n) []? rms uncertainty on z (stat.error;src.redshift)
  magType (char) Target Magnitude Type (meta.note)
  mag1  (n) Magnitude in Band 1 of magType (phot.mag)
  mag2  (n) Magnitude in Band 2 of magType (phot.mag)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  mag3  (n) Magnitude in Band 3 of magType (phot.mag)
  mag4  (n) Magnitude in Band 4 of magType (phot.mag)
  mag5  (n) Magnitude in Band 5 of magType (phot.mag)
  mag6  (n) Magnitude in Band 6 of magType (phot.mag)
  mag7  (n) Magnitude in Band 7 of magType (phot.mag)
  tsource (char) Organization or person who submits input catalog (meta.curation)
  FiberType (char) Fiber Type of target (Obj, Sky, F-std, Unused, PosErr, Dead) (meta.note)
  tfrom (char) Input catalog submitted by an organization or a person determined by the tsource (obs.observer)
  tInfo (char) Target ID from SDSS, UCAC4, PANSTAR and other catalogue (meta.bib)
  n_offset   [0/1] Whether there is a fiber offset during observation (meta.note)
  offset arcsec [0/99] If offset is true, it gives the offset distance from the target's coordinator in input catalog (pos.angDistance;arith.diff)
  RA1deg  Rigth ascension from input catalog (J2000) (pos.eq.ra)
  DE1deg  Declination from input catalog (J2000) (pos.eq.dec)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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