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V/50/catalog Bright Star Catalogue, 5th Revised Ed. (Hoffleit+, 1991)
The main part of the Catalogue (9110 rows)
  HR==681
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ColumnValue  Explain   (UCD)
_RAJ200002 19 20.700 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000-02 58 39.00 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
681recno 681  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HR 681  (i) [1/9110] Harvard Revised Number = Bright Star Number (meta.id;meta.main)
Name 68Omi Cet  Name, generally Bayer and/or Flamsteed name (meta.id)
DMBD-03 353  Durchmusterung Identification (zone in bytes 17-19) (meta.id)
HD 14386   [1/225300] Henry Draper Catalog Number (meta.id)
SAO129825   [1/258997] SAO Catalog Number (meta.id)
FK5    FK5 star Number (meta.id)
IRflagI   [I] I if infrared source (meta.note)
r_IRflag    [ ':] Coded reference for infrared source (Note)   (meta.ref)
Multiple    [AWDIRS] Double or multiple-star code (Note)   (meta.note)
ADS 1778  Aitken's Double Star Catalog (ADS) designation (meta.id)
ADScomp   ADS number components (meta.id)
VarIDOmi Cet  Variable star identification (meta.id)
RAJ200002 19 20.7 "h:m:s" (i) Hours RA, equinox J2000, epoch 2000.0 (Note 1)   (pos.eq.ra;meta.main)
DEJ2000-02 58 39 "d:m:s" (i) Sign Dec, equinox J2000, epoch 2000.0 (Note 1)   (pos.eq.dec;meta.main)
GLON167.75 deg Galactic longitude (Note 1)   (pos.galactic.lon)
GLAT-57.98 deg Galactic latitude (Note 1)   (pos.galactic.lat)
Vmag 3.04 mag Visual magnitude (Note 1)   (phot.mag;em.opt.V)
n_Vmag    [ HR] Visual magnitude code (Note)   (meta.note)
u_Vmag    [ :?] Uncertainty flag on V (meta.code.error)
B-V 1.42 mag B-V color in the UBV system (phot.color;em.opt.B;em.opt.V)
u_B-V    [ :?] Uncertainty flag on B-V (meta.code.error)
U-B 1.09 mag U-B color in the UBV system (phot.color;em.opt.U;em.opt.B)
u_U-B    [ :?] Uncertainty flag on U-B (meta.code.error)
R-I 1.90 mag R-I in system specified by n_R-I (phot.color;em.opt.R;em.opt.I)
n_R-I    [CE:?D] Code for R-I system (Cousin, Eggen) (meta.note)
SpType M7IIIe+Bep  Spectral type (src.spType)
n_SpTypev   [evt] Spectral type code (meta.note)
pmRA-0.008 arcsec/yr Annual proper motion in RA J2000, FK5 system (pos.pm;pos.eq.ra)
pmDE-0.237 arcsec/yr Annual proper motion in Dec J2000, FK5 system (pos.pm;pos.eq.dec)
n_Parallax    [D] D indicates a dynamical parallax, otherwise a trigonometric parallax (meta.note)
Parallax 0.024 arcsec Trigonometric parallax (unless n_Parallax) (pos.parallax.trig)
RadVel 64 km/s Heliocentric Radial Velocity (phys.veloc;pos.heliocentric)
n_RadVelV   [V?SB123O ] Radial velocity comments (Note)   (meta.note)
l_RotVel    [≤> ] Rotational velocity limit characters (meta.code.error)
RotVel  km/s Rotational velocity, v sin i (phys.veloc.rotat)
u_RotVel    [ :v] uncertainty and variability flag on RotVel (meta.code.error)
Dmag 7.3 mag Magnitude difference of double, or brightest multiple (phot.mag;arith.diff)
Sep 118.7 arcsec Separation of components in Dmag if occultation binary. (pos.angDistance)
MultIDAC  Identifications of components in Dmag (meta.code.multip)
MultCnt 4   Number of components assigned to a multiple (meta.number)
NoteFlag*   [*] a star indicates that there is a note (see file notes) (meta.note)
V/50/notes Bright Star Catalogue, 5th Revised Ed. (Hoffleit+, 1991)
Remarks (9190 rows)
  HR==681
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ColumnValue  Explain   (UCD)
696recno 696  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HR 681   [1/9110] Harvard Revised (HR) (meta.id;meta.main)
Count 1  Note counter (sequential for a star) (meta.note)
CategoryC:   [A-Z: ] Remark category abbreviation: (Note)   (meta.note)
RemarkThe tabulated magnitude and colors refer to a time near maximum. Another determination at 6.99V gives B-V +1.56,  Remarks in free form text (meta.note)
ColumnValue  Explain   (UCD)
697recno 697  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HR 681   [1/9110] Harvard Revised (HR) (meta.id;meta.main)
Count 2  Note counter (sequential for a star) (meta.note)
CategoryC:   [A-Z: ] Remark category abbreviation: (Note)   (meta.note)
RemarkU-B +0.12, R-I +3.08.  Remarks in free form text (meta.note)
ColumnValue  Explain   (UCD)
698recno 698  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HR 681   [1/9110] Harvard Revised (HR) (meta.id;meta.main)
Count 1  Note counter (sequential for a star) (meta.note)
CategoryD:   [A-Z: ] Remark category abbreviation: (Note)   (meta.note)
RemarkAP var. M7IIIe, var. dBe, 400y, a = 0.85". The faint companion was first predicted in 1920 by Joy on the basis of a  Remarks in free form text (meta.note)
ColumnValue  Explain   (UCD)
699recno 699  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HR 681   [1/9110] Harvard Revised (HR) (meta.id;meta.main)
Count 2  Note counter (sequential for a star) (meta.note)
CategoryD:   [A-Z: ] Remark category abbreviation: (Note)   (meta.note)
Remarkslightly displaced blue secondary spectrum. First seen by Aitken in 1923. Visible only when Mira is faint. Light  Remarks in free form text (meta.note)
ColumnValue  Explain   (UCD)
700recno 700  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HR 681   [1/9110] Harvard Revised (HR) (meta.id;meta.main)
Count 3  Note counter (sequential for a star) (meta.note)
CategoryD:   [A-Z: ] Remark category abbreviation: (Note)   (meta.note)
Remarkvariations on scale of hours superimposed by variations of 10-15 min. and rare flares of 2 min. duration. Components B,  Remarks in free form text (meta.note)
ColumnValue  Explain   (UCD)
701recno 701  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HR 681   [1/9110] Harvard Revised (HR) (meta.id;meta.main)
Count 4  Note counter (sequential for a star) (meta.note)
CategoryD:   [A-Z: ] Remark category abbreviation: (Note)   (meta.note)
Remark13v at 73" and C, optical.  Remarks in free form text (meta.note)
ColumnValue  Explain   (UCD)
702recno 702  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HR 681   [1/9110] Harvard Revised (HR) (meta.id;meta.main)
Count 1  Note counter (sequential for a star) (meta.note)
CategoryDYN:   [A-Z: ] Remark category abbreviation: (Note)   (meta.note)
Remark0.0058". Masses A 15.7, P 4.0 solar.  Remarks in free form text (meta.note)
ColumnValue  Explain   (UCD)
703recno 703  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HR 681   [1/9110] Harvard Revised (HR) (meta.id;meta.main)
Count 1  Note counter (sequential for a star) (meta.note)
CategoryN:   [A-Z: ] Remark category abbreviation: (Note)   (meta.note)
RemarkMIRA.  Remarks in free form text (meta.note)
ColumnValue  Explain   (UCD)
704recno 704  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HR 681   [1/9110] Harvard Revised (HR) (meta.id;meta.main)
Count 1  Note counter (sequential for a star) (meta.note)
CategoryP:   [A-Z: ] Remark category abbreviation: (Note)   (meta.note)
RemarkPolarization possibly due to circumstellar dust scattering.  Remarks in free form text (meta.note)
ColumnValue  Explain   (UCD)
705recno 705  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HR 681   [1/9110] Harvard Revised (HR) (meta.id;meta.main)
Count 1  Note counter (sequential for a star) (meta.note)
CategoryS:   [A-Z: ] Remark category abbreviation: (Note)   (meta.note)
RemarkStratoscope II observations indicate infrared H2O bands. SiO maser source. Technetium found in spectrum. Also  Remarks in free form text (meta.note)
  
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