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/MNRAS/298/753
  Variables in Cygnus OB2 (Pigulski+ 1998)
ReadMe+ftp
1998MNRAS.298..753P
Similar Catalogs
Post annotation 		img(gal)
1.J/MNRAS/298/753/table4(c)Cross-identifications, positions, membership, BV(RI)c and H_alpha photometry of stars in the observed field (288 rows)
2.J/MNRAS/298/753/photomDifferential Ic-filter photometry (14328 rows)

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)
  (1)CygON (char) Star number according to Reddish et al. (1966PROE....5..111R), <Ass Cyg ON 2-NNNN> (meta.id)
  (1)MT91 (char) Star number according to Massey & Thompson (1991AJ....101.1408M), see Note (Note 1)   (meta.id)
  (1)Schulte (char) Star number according to Schulte numbering system, see Note (Note 2)   (meta.id)
  (1)phFlag (char) [*] Flag set when photometry available in file photom.dat (meta.note)
  (1)Xpos pix X coordinate of a star in Fig.2 (pos.cartesian.x;instr.det)
  (1)Ypos pix Y coordinate of a star in Fig.2 (pos.cartesian.y;instr.det)
  (1)Imag mag (n) I magnitude, see Note (Note 3)   (phot.mag;em.opt.I)
  (1)R-I mag (n) R-I colour index, see Note (Note 3)   (phot.color;em.opt.R;em.opt.I)
  (1)V-I mag (n) V-I colour index, see Note (Note 3)   (phot.color;em.opt.V;em.opt.I)
  (1)B-V mag (n) B-V colour index, see Note (Note 3)   (phot.color;em.opt.B;em.opt.V)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)Alpha mag (n) α colour index, see Note (Note 4)   (phot.color)
  (1)Memb (char) Membershib flag, see text for explanation (meta.code.member)
  (1)I0 mag (n) Dereddened I magnitude (phot.mag;em.opt.I)
  (1)(R-I)0 mag (n) Dereddened R-I colour index (phot.color;em.opt.R;em.opt.I)
  (1)RAJ2000 "h:m:s" (i) Right Ascension J2000 (hours) (Note 5)   (pos.eq.ra;meta.main)
  (1)DEJ2000 "d:m:s" (i) Declination J2000 (sign) (Note 5)   (pos.eq.dec;meta.main)
  (2)Name (char) Star name (meta.id;meta.main)
  (2)HJD d Heliocentric Julian day (time.epoch)
  (2)DeltaI mag Differential Ic magnitudes (phot.mag;arith.diff)

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