VizieR

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VizieR

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J/AJ/152/91
  Faint UBVRI standard stars at +50° declination (Clem+, 2016)
ReadMe+ftp
2016AJ....152...91C
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/152/91/table2(c)Program fields (18 rows)
2.J/AJ/152/91/table6(c)UBVRI photometry and astrometry for stars in each of the 12 fields (2125 rows)
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Simple ConstraintList Of Constraints
 
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. ((unassigned);phys.veloc.orbital;arith.diff;phys.veloc)
   (ALL)Field (char) Field name ((unassigned);phys.veloc.orbital;arith.diff;time.lifetime)
  (1)Nphot  (n)Number of photometric measurements in this field (table6) ((unassigned);phys.veloc.orbital;arith.diff;src.var)
   (ALL)RAJ2000 "h:m:s" Hour of Right Ascension (J2000) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
   (ALL)DEJ2000 "d:m:s" Degree of Declination (J2000) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  (1)NU   [1/23] Number of exposures obtained in U filter (Note 1)   ((unassigned);(unassigned);(unassigned);src.var)
  (1)NB   [1/24] Number of exposures obtained in B filter (Note 1)   ((unassigned);(unassigned);(unassigned);src.var)
  (1)NV   [1/27] Number of exposures obtained in V filter (Note 1)   ((unassigned);phys.veloc.orbital;arith.diff;src.var)
  (1)NR   [1/24] Number of exposures obtained in R filter (Note 1)   ((unassigned);(unassigned);(unassigned);src.var)
  (1)NI   [1/23] Number of exposures obtained in I filter (Note 1)   ((unassigned);(unassigned);(unassigned);src.var)
  (1)L13  (n)Indicates a pre-existing standard field defined by Landolt 2013 (Cat. J/AJ/146/131) ((unassigned);(unassigned);(unassigned);src.var)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)Star   [1/401] Sequential star number within Field ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;time.lifetime)
  (2)Umag mag [11.9/24] The U band magnitude ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  (2)e_Umag mag [0.0008/0.1] Uncertainty in Umag ((unassigned);(unassigned);(unassigned);time.age;stat.probability;(unassigned);(unassigned))
  (2)o_Umag   [3/23] Number of measurements in Umag ((unassigned);(unassigned);(unassigned);src.var)
  (2)Bmag mag [11.4/23.7] The B band magnitude ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  (2)e_Bmag mag [0.0007/0.06] Uncertainty in Bmag ((unassigned);(unassigned);(unassigned);time.age;stat.probability;(unassigned);(unassigned))
  (2)o_Bmag   [4/24] Number of measurements in Bmag ((unassigned);(unassigned);(unassigned);src.var)
  (2)Vmag mag [10.3/23] The V band magnitude (stat.max;obs.atmos.refractAngle;arith.grad;stat.filling;(unassigned);(unassigned))
  (2)e_Vmag mag [0.0009/0.041] Uncertainty in Vmag ((unassigned);(unassigned);(unassigned);time.age;stat.probability;(unassigned);(unassigned))
  (2)o_Vmag   [4/27] Number of measurements in Vmag ((unassigned);phys.veloc.orbital;arith.diff;src.var)
  (2)Rmag mag [9.7/22.9] The R band magnitude ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  (2)e_Rmag mag [0.0007/0.07] Uncertainty in Rmag ((unassigned);(unassigned);(unassigned);time.age;stat.probability;(unassigned);(unassigned))
  (2)o_Rmag   [5/24] Number of measurements in Rmag ((unassigned);(unassigned);(unassigned);src.var)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)Imag mag [9.1/22.9] The I band magnitude ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  (2)e_Imag mag [0.001/0.091] Uncertainty in Imag ((unassigned);(unassigned);(unassigned);time.age;stat.probability;(unassigned);(unassigned))
  (2)o_Imag   [3/23] Number of measurements in Imag ((unassigned);(unassigned);(unassigned);src.var)
  (2)U-B mag [-1.2/3.5] The (U-B) color index ((unassigned);(unassigned);(unassigned);pos.healpix;(unassigned);(unassigned);(unassigned))
  (2)e_U-B mag [0.0012/0.12] Uncertainty in U-B (Note 1)   ((unassigned);phys.veloc.orbital;arith.diff;time.age;pos.HTM;(unassigned);(unassigned))
  (2)B-V mag [-0.31/3.069] The (B-V) color index ((unassigned);(unassigned);(unassigned);pos.healpix;(unassigned);(unassigned);(unassigned))
  (2)e_B-V mag [0.0014/0.06] Uncertainty in B-V (Note 2)   ((unassigned);(unassigned);(unassigned);time.age;pos.HTM;(unassigned);(unassigned))
  (2)V-R mag [-0.15/2] The (V-R) color index ((unassigned);(unassigned);(unassigned);pos.healpix;(unassigned);(unassigned);(unassigned))
  (2)e_V-R mag [0.001/0.071] Uncertainty in V-R (Note 3)   ((unassigned);(unassigned);(unassigned);time.age;pos.HTM;(unassigned);(unassigned))
  (2)R-I mag [-0.18/1.9] The (R-I) color index ((unassigned);(unassigned);(unassigned);pos.healpix;(unassigned);(unassigned);(unassigned))
  (2)e_R-I mag [0.001/0.1] Uncertainty in R-I (Note 4)   ((unassigned);(unassigned);(unassigned);time.age;pos.HTM;(unassigned);(unassigned))
  (2)V-I mag [-0.33/3.8] The (V-I) color index ((unassigned);(unassigned);(unassigned);pos.healpix;(unassigned);(unassigned);(unassigned))
  (2)e_V-I mag [0.001/0.095] Uncertainty in V-I (Note 5)   ((unassigned);(unassigned);(unassigned);time.age;pos.HTM;(unassigned);(unassigned))

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