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

  
J/A+A/709/A21
  Morphology in DECaLS galaxies (Sampaio+, 2026)
ReadMe+ftp
2026A&A...709A..21S
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/709/A21/ellipticGalaxy Zoo 1 Spiral galaxies that are also present in the Galaxy Zoo DECaLS (9395 rows)

Simple ConstraintList Of Constraints
 
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)
  IAUName (char) IAU designation of the galaxy (iauname) (meta.id;meta.main)
  RAJ2000 deg (i) Right ascension (J2000) of the galaxy (ra) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Declination (J2000) of the galaxy (dec) (pos.eq.dec;meta.main)
  a pix Semi-major axis of the object (a) (phys.angSize.smajAxis)
  b pix Semi-minor axis of the object (b) (phys.angSize.sminAxis)
  theta rad Position angle of the object (theta) (pos.posAng)
  C  Concentration index (C) (meta.code;spect.index)
  r20 arcsec Radius containing 20% of the flux, from elliptical apertures (r20) (phys.angSize;src)
  r80 arcsec Radius containing 80% of the flux, from elliptical apertures (r80) (phys.angSize;src)
  Npix  Number of pixels in the segmentation mask (Npix_segmmask) (meta.number)

ALL cols		    
 (i)indexed column
  A  (n) Asymmetry index (A) (meta.code;spect.index)
  S  (n) Smoothness index (S) (src.morph.param)
  M20  (n) M20 index (M20) (src.morph.param)
  E  (n) Shannon entropy index (E) (src.morph.param)
  Gini  (n) Gini index (Gini) (src.morph.param)
  G2  (n) Gradient pattern asymmetry index ( G2) (src.morph.param)
  MainGalFlag   [0] Flag set to 1 if no object is detected at the image center (maingalaxy_flag) (meta.code)
  rFlagPix pix Radius of the circular aperture used in flagging (1.5 Rp) (rflag_pixels) (stat.fit.param)
  EdgeFlag   [0/1] Flag set to 1 if zero- or NaN-valued pixels are present within the flagging area (edge_flag) (meta.code)
  Nrcheck  Number of secondary objects within the flagging area (N_rcheck) (meta.number)
  NsecFlag   [0/1] Flag set to 1 if more than 4 objects are found within the flagging area (Nsec_flag) (meta.code)
  NdeltaMAG  Number of objects with magnitude difference smaller than 1 (N_deltaMAG) (meta.number)
  minMagDiff mag (n) Magnitude difference to the brightest secondary object (minMAG_diff) (phot.mag;arith.diff)
  distminMagdiff pix (n) Distance to the brightest secondary object (distminMAGdiff) (pos.angDistance)
  BrightObjFlag   [0/1] Flag set to 1 if a bright object is present within the flagging radius (BrightObj_flag) (meta.code)
  nDistClosest  (n) Distance to the closest secondary object, normalized by Rp (normDist_closest) (pos.distance)
  Status   [0/2] Processing status flag (status) (Note 1)   (meta.code.error;time.processing)
  ErrCode   [0] Error code indicating why processing failed (err_code) (meta.code)
  WarnMask  Warning bitmask encoding non-fatal processing issues (warn_mask) (Note 2)   (meta.code)

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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