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NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  Digitized First Byurakan Survey plate database (Mickaelian+ 2005)
Post annotation
1.VI/116/dfbsThe Digitized First Byurakan Survey (DFBS) plate database (1729 rows)

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)
  BYU102 (char) Byurakan 1m Schmidt telescope journal number
  FBS (char) FBS survey plate number
  Zone (char) Central declination of the plate
  RA1950 "h:m:s" Nominal right ascension (B1950)
  DE1950 "d:m:s" Nominal declination (B1950)
  RAJ2000 "h:m:s" (i) Accurate right ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Accurate declination (J2000) (pos.eq.dec;meta.main)
  rms arcsec Plate solution rms accuracy
  Obs "Y:M:D" (n) Date of observation
  Prism deg (n) Prism angle (direct imaging when blank)
  Emulsion (char) Emulsion (Kodak in case of type only)
  Observer (char) Observer name

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