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/AJ/167/18
  Period variations of 32 contact binaries (Hong+, 2024)
ReadMe+ftp
2024AJ....167...18H
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/167/18/table4(c)List of eclipse timings for 8 CEBs showing a parabolic variation (274 rows)
2.J/AJ/167/18/table5(c)List of eclipse timings of 24 CEBs with the parabolic plus LTT ephemeris (1262 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)
   (ALL)Name (char) OGLE name; OGLE-BLG- (meta.id;meta.main)
   (ALL)HJD d [2450/9442] Heliocentric Julian Date HJD-2450000 (time.epoch)
   (ALL)e_HJD d [0.001/0.02] Uncertainty in HJD (stat.error;time.epoch)
   (ALL)Cycle   [-7704/4134] Cycle of binary system (obs.proposal.cycle)
   (ALL)O-C1 d [-0.28/0.008] O-C1 value (Note 1)   (stat.value)
   (ALL)O-C2 d [-0.03/0.02] O-C2 value (Note 1)   (stat.value)
   (ALL)Inst (char) Instrument used (instr.setup)
   (ALL)Nobs   [31/2016] Number of observations (meta.number)
   (ALL)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
   (ALL)_RA deg (i) Position from Simbad (right ascension part) (pos.eq.ra;meta.main)

ALL cols		    
 (i)indexed column
   (ALL)_DE deg (i) Position from Simbad (declination part) (pos.eq.dec;meta.main)
  (2)O-C3 d [-0.02/0.02] O-C3 value (Note 1)   (stat.fit.residual)

ALL cols		    
 (i)indexed column
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