Field | Type | Description
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HR | smallint, no nulls * | Harvard Revised (HR) = Bright Star (BS) number
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Name | char, no nulls * | Name, generally Bayer and/or Flamsteed name
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DM_Cat | char, no nulls | Durchmusterung catalog ID, ''BD'', ''CD'', ''CP''
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DM | char, no nulls | Durchmusterung catalog number, SZZNNNNN
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HD | int, no nulls | Henry Draper Catalog (HD) number
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SAO | int, no nulls * | SAO Catalog number
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FK5 | smallint, no nulls | FK5 star number
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IR_Flag | char, no nulls | ''I'' if infrared source
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IR_Flag_Ref | char, no nulls | reference for infrared source; Blank if from NASA merged Infrared Catalogue, Schmitz et al. 1978; if Engles et al. 1982). : if uncertain id.
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Multiple | char, no nulls | or multiple-star code, see comment; W=Worley (1978) update of the IDS; D=Duplicity discovered by occulation; S=Duplicity discovered by speckle interferometry.
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ADS | char, no nulls | Aitken''s Double Star Catalog (ADS) designation
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ADS_Comp | char, no nulls | number components
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Var_ID | char, no nulls | Variable star identification
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RAH_1900 | smallint, no nulls | RA, equinox B1900, epoch 1900.0; units: h
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RAM_1900 | smallint, no nulls | RA, equinox B1900, epoch 1900.0; units: min
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RAS_1900 | real, no nulls | RA, equinox B1900, epoch 1900.0; units: s
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DecSign_1900 | char, no nulls | Dec, equinox B1900, epoch 1900.0
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DecD_1900 | smallint, no nulls | Dec, equinox B1900, epoch 1900.0; units: deg
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DecM_1900 | smallint, no nulls | Dec, equinox B1900, epoch 1900.0; units: arcmin
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DecS_1900 | smallint, no nulls | Dec, equinox B1900, epoch 1900.0; units: arcsec
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RAH | smallint, no nulls * | Hours RA, equinox J2000, epoch 2000.0; units: h
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RAM | smallint, no nulls | Minutes RA, equinox J2000, epoch 2000.0; units: min
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RAS | real, no nulls | Seconds RA, equinox J2000, epoch 2000.0; units: s
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DecSign | char, no nulls | Sign Dec, equinox J2000, epoch 2000.0
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DecD | smallint, no nulls * | Degrees Dec, equinox J2000, epoch 2000.0; units: deg
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DecM | smallint, no nulls | Minutes Dec, equinox J2000, epoch 2000.0; units: arcmin
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DecS | smallint, no nulls | Seconds Dec, equinox J2000, epoch 2000.0; units: arcsec
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GLon | real, no nulls | Galactic longitude; units: deg
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GLat | real, no nulls | Galactic latitude; units: deg
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V | real, no nulls | Visual magnitude; units: mag
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V_Code | char, no nulls | Visual magnitude code; = V on UBV Johnson system; R= HR magnitudes reduced to the UBV system; H= original HR magnitude.
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V_Unc | char, no nulls | '':''=uncertain V; ''?''=questionable V
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B_V | real, no nulls | B-V color in the UBV system; units: mag
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B_V_Unc | char, no nulls | '':''=uncertain B-V; ''?''=questionable B-V
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U_B | real, no nulls | U-B color in the UBV system; units: mag
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U_B_Unc | char, no nulls | '':''=uncertain U-B; ''?''=questionable U-B
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R_I | real, no nulls | R-I in system specified by R_I_Code; units: mag
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R_I_Code | char, no nulls | for R-I system
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SpType | char, no nulls | Spectral type
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SpType_Code | char, no nulls | type code
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PM_RA | real, no nulls | Annual proper motion in RA J2000, FK5 system; units: arcsec/yr
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PM_Dec | real, no nulls | Annual proper motion in Dec J2000, FK5 system; units: arcsec/yr
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Par_Code | char, no nulls | if dynamical parallax, otherwise trig. par.
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Parallax | real, no nulls | parallax unless Par_Code=''D''; units: arcsec
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RadVel | smallint, no nulls | Line of sight velocity (helio.); units: km/s
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RadVel_Comm | char, no nulls | velocity comments; V or V?=variable or suspected variable radial velocity; SB, SB1, SB2=spectroscopic binaries, single or double lined spectra; O= orbital data available.
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RotVel_Comm | char, no nulls | vel. descriptive chararacters
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RotVel | smallint, no nulls | Rotational velocity, v sin i; units: km/s
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RotVel_Unc | char, no nulls | if rotational velocity uncertain
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Mult_MDiff | real, no nulls | diff. of double, or brightest mult.; units: mag
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Mult_Sep | real, no nulls | of components in Mult_MDiff; units: arcsec
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Mult_ID | char, no nulls | Identifications of components in Mult_MDiff; O if occultation binary.
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Mult_Cnt | smallint, no nulls | of components assigned to a multiple
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Note_Flag | char, no nulls | if there is a note in table BSC5_Rem
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