VizieR

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VizieR

  
J/A+A/633/A80
  122 long-period comets non-gravitational param. (Krolikowska 2020)
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2020A&A...633A..80K
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1.J/A+A/633/A80/tablea4Description of observational material, orbit quality assessment, and original and future semimajor axis for Oort spike comets with non-gravitational orbit determinable (comets with determinable NG orbit - more or less typical cases) (167 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)
  Desig (char) Comet's designation (meta.id;meta.main)
  Cname (char) Comet's designation (meta.id)
  qosc au (n) osculating perihelion distance (pos.distance;src.orbital.periastron)
  n3 (char) The internal model name used in the database (meta.code)
  Time "Y:M:D" (n) Perihelion time [TT] (src.orbital.periastron)
  z  (n) [1/4] key for a qualitative description of impact of NG effects on positional data fitting (Note 2)   (meta.code)
  arc1 "Y:M:D" Date of first observation taken for orbit determination [TT] (time.epoch)
  arc2 "Y:M:D" Date of last observation taken for orbit determination [TT] (time.epoch)
  Nobs  (n) Number of used (Note 1)   (meta.number)
  arcy yr (n) Interval of data taken for orbit determination (arc in years) (time.interval)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  dh1 au (n) Heliocentric distance of first observation taken to orbit determination (pos.distance;obs.param;obs)
  dh2 au (n) Heliocentric distance of last observation taken to orbit determination (pos.distance;obs.param;obs)
  datat (char) Data type in the sense of time-distribution around perihelion: PRE/PRE+/FULL/POST/POST+ /POST++/PRE++ (meta.code)
  Model (char) Model type: GR = gravitational, NG = non-gravitational (meta.note)
  Q*GR  (n) Accuracy of gravitational orbit (stat.error)
  Q*NG  (n) Accuracy of non-gravitational orbit when determinable (stat.error)
  Qlnew (char) Quality orbit assessment according to Krolikowska and Dybczynski, 2013MNRAS.435..440K (meta.code.qual)
  RMS arcsec (n) Root-mean-square error (stat.stdev;instr.det.noise)
  Nres  (n) Number of residuals taken for orbit determination for a given model (meta.number)
  Ref (char) References to the solution (Note 3)   (meta.ref;stat.fit)
  arcS (char) Type of data arc selection for orbit determination (Note 4)   (meta.note)
  dataW (char) [YES/NO+ ] Flag data weigthing, YES/NO (meta.code)
  orbP (char) Flag of prefered orbit; usually YES+/NO (for arc_s.eq.'STD') (Note 5)   (meta.code)
  ngType (char) Type of NG solution (for NG only) (Note 6)   (meta.code)
  1/aori 10-8/au (n) Inverse original semimajor axis (phys.angSize.smajAxis;src.orbital)
  e_1/aori 10-8/au (n) Uncertainty of inverse original semimajoraxis (stat.error)
  1/afut 10-8/au (n) Inverse future semimajor axis (phys.angSize.smajAxis;src.orbital)
  e_1/afut 10-8/au (n) Uncertainty of inverse future semimajor axis (stat.error)
  Notes (char) Additional Notes (meta.note)

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