VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN 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:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/ApJS/254/33
  Gal. midplane Spitzer/IRAC candidate YSOs (SPICY) (Kuhn+, 2021)
ReadMe+ftp
2021ApJS..254...33K
Similar Catalogs
timeSerie
Post annotation 		img(gal)
1.J/ApJS/254/33/fig25ZTF light curves for 7585 YSO candidates showing strong variability (original column names in green) (1045306 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
Standard Original
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  ID  (n) Object identifier (oid) (meta.id)
  ExpID  (n) [44350541/109212187] Exposure ID (meta.id)
  HJD d (i) Heliocentric Julian Date (time.epoch)
  MJD d [58197.5/58846.2] Modified Julian Date (HJD-24000000.5) (time.epoch)
  mag mag [12.22/22.23] ZTF magnitude (phot.mag;em.opt.R)
  e_mag mag [0/0.5] Uncertainty in mag (magerr) (stat.error;phot.mag)
  Flags  (n) [0/4352] Catalog flags for source from PSF-fitting catalog (catflags) (meta.code.error)
  Filt (char) [zr] Catalog filter code; always "zr" = R-band observations (filtercode) (meta.note)
  RAJ2000 deg (i) Right ascension (J2000) (ra) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Declination (J2000) (dec) (pos.eq.dec;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  chi2   [0.03/35] Chi-squared statistic for PSF fit (chi) (stat.fit.chi2)
  sharp   [-2/3.3] Sharpness of source (stat.fit.param)
  FracDay  (n) Exposure file time stamp, with decimal representation YYYYMMDDdddddd: year, month, day, and fractional day (filefracday) (time.epoch)
  Field  (n) [280/1861] Field identifier (meta.id;obs.field)
  CCD  (n) [1/16] CCD number (ccdid) (meta.id;instr)
  qID  (n) [1/4] Quadrant ID (meta.id;instr)
  magLim mag [17.7/22.1] Approximate 5-sigma limiting magnitude corresponding to epoch-based PSF-fit catalog (limitmag) (phot.mag)
  magZP mag [25.39/26.5] Magnitude zeropoint from photometric calibration (phot.mag;arith.zp)
  e_magZP mag [0.01/0.05] RMS deviation in magnitude zeropoint (magzprms) (stat.error)
  Col   [-0.016/0.2] Color coefficient from linear fit (clrcoeff) (stat.fit.param)
  e_Col   [1.3e-6/0.0007] Color coefficient uncertainty from linear fit (clrcounc) (stat.error)
  Exp s [30] Exposure time from scheduler (always "30") (exptime) (time.duration;obs.exposure)
  Airmass   [1/2.91] Airmass at approximately the center of the focal plane at time of exposure (obs.airMass)
  PID  (n) [1/3] Program ID (programid) (meta.id;obs)
  SPICY   [53590/117446] SPICY designation (meta.id;meta.main)
  Spitzer (char) Designation of the Spitzer source (sst_desig) (meta.id)

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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