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I/239/hip_main The Hipparcos and Tycho Catalogues (ESA 1997)
The Hipparcos Main Catalogue
(118218 rows)
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Note: Errors found in the Hipparcos catalogue are reported in the file errata.htx

ColumnValue  Explain   (UCD)
83878recno 83878  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 83948  (i) Identifier (HIP number) (H1) (;meta.main)
ProxyH   [HT] Proximity flag (Note H2)   (meta.code.error)
RAhms17 09 33.79  (i) Right ascension in h m s, ICRS (J1991.25) (H3) (pos.eq.ra;meta.main)
DEdms+03 55 56.8  (i) Declination in deg ' ", ICRS (J1991.25) (H4) (pos.eq.dec;meta.main)
Vmag 7.94 mag Magnitude in Johnson V (H5) (phot.mag;em.opt.V)
VarFlag    [1,3] Coarse variability flag (Note H6)   (meta.code;src.var)
r_VmagH   [GHT] Source of magnitude (Note H7)   (meta.ref;pos.frame)
RAICRS257.39081171 deg (i) alpha, degrees (ICRS, Epoch=J1991.25) (Note H8)   (pos.eq.ra)
DEICRS+03.93244254 deg (i) delta, degrees (ICRS, Epoch=J1991.25) (Note H9)   (pos.eq.dec)
AstroRefA   [*+A-Z] Reference flag for astrometry (Note H10)   (meta.note)
Plx 4.85 mas (i) Trigonometric parallax (H11) (pos.parallax.trig)
pmRA -28.46 mas/yr Proper motion mu_alpha.cos(delta), ICRS(H12) (for J1991.25 epoch) (Note)   (;pos.eq.ra)
pmDE -49.75 mas/yr Proper motion mu_delta, ICRS (H13) (for J1991.25 epoch) (Note)   (;pos.eq.dec)
e_RAICRS 2.44 mas Standard error in RA*cos(DEdeg) (H14) (at epoch J1991.25; for different epochs, the actual mean error must take into account the proper motion uncertainties) (Note)   (stat.error;pos.eq.ra)
e_DEICRS 2.29 mas Standard error in DE (H15) (at epoch J1991.25; for different epochs, the actual mean error must take into account the proper motion uncertainties) (Note)   (stat.error;pos.eq.dec)
e_Plx 2.54 mas Standard error in Plx (H16) (stat.error;pos.parallax)
e_pmRA 2.95 mas/yr Standard error in pmRA (H17) (stat.error;;pos.eq.ra)
e_pmDE 2.96 mas/yr Standard error in pmDE (H18) (stat.error;;pos.eq.dec)
DE:RA-0.43   [-1/1] Correlation, DE/RA*cos(delta) (H19) (stat.correlation)
Plx:RA 0.05   [-1/1] Correlation, Plx/RA*cos(delta) (H20) (stat.correlation)
Plx:DE-0.06   [-1/1] Correlation, Plx/DE (H21) (stat.correlation)
pmRA:RA 0.22   [-1/1] Correlation, pmRA/RA*cos(delta) (H22) (;pos.eq.ra)
pmRA:DE-0.10   [-1/1] Correlation, pmRA/DE (H23) (;pos.eq.ra)
pmRA:Plx-0.10   [-1/1] Correlation, pmRA/Plx (H24) (;pos.eq.ra)
pmDE:RA-0.09   [-1/1] Correlation, pmDE/RA*cos(delta) (H25) (;pos.eq.dec)
pmDE:DE 0.41   [-1/1] Correlation, pmDE/DE (H26) (;pos.eq.dec)
pmDE:Plx 0.07   [-1/1] Correlation, pmDE/Plx (H27) (;pos.eq.dec)
pmDE:pmRA-0.49   [-1/1] Correlation, pmDE/pmRA (H28) (;pos.eq.dec)
F1 1 % Percentage of rejected data (H29) (stat.value;arith.ratio)
F2-1.22   Goodness-of-fit parameter (Note H30)   (stat.param)
BTmag 9.023 mag Mean BT magnitude (H32) (phot.mag;em.opt.B)
e_BTmag 0.014 mag Standard error on BTmag (H33) (stat.error;phot.mag;em.opt.B)
VTmag 8.097 mag Mean VT magnitude (H34) (phot.mag;em.opt.V)
e_VTmag 0.011 mag Standard error on VTmag (H35) (stat.error;phot.mag;em.opt.V)
m_BTmag*   [A-Z*-] Reference flag for BT and VTmag (Note H36)   (meta.code.multip)
B-V 0.819 mag Johnson B-V colour (H37) (phot.color;em.opt.B;em.opt.V)
e_B-V 0.013 mag Standard error on B-V (H38) (stat.error;phot.color;em.opt.B)
r_B-VT   [GT] Source of B-V from Ground or Tycho (H39) (meta.ref;phot.color;em.opt.B)
V-I 0.84 mag Colour index in Cousins' system (H40) (phot.color;em.opt.V;em.opt.I)
e_V-I 0.01 mag Standard error on V-I (H41) (stat.error;phot.color;em.opt.V)
r_V-IL   [A-T] Source of V-I (Note H42)   (meta.ref;phot.color;em.opt.V)
CombMag*   [*] Flag for combined Vmag, B-V, V-I (H43) (meta.code.error)
Hpmag 8.0946 mag Median magnitude in Hipparcos system (Note H44)   (phot.mag;em.opt.V)
e_Hpmag 0.0019 mag Standard error on Hpmag (Note H45)   (stat.error;phot.mag;em.IR.H)
Hpscat 0.013 mag Scatter on Hpmag (H46) (phot.mag;em.opt.V)
o_Hpmag 75   Number of observations for Hpmag (H47) (meta.number)
m_Hpmag*   [A-Z*-] Reference flag for Hpmag (Note H48)   (meta.code.multip)
Hpmax 8.08 mag Hpmag at maximum (5th percentile) (H49) (phot.mag;em.opt.V)
HPmin 8.11 mag Hpmag at minimum (95th percentile) (H50) (phot.mag;em.IR.H)
Period  d Variability period (days) (H51) (src.var)
HvarTypeD   [CDMPRU] variability type (Note H52)   (meta.note)
moreVar    [12] Additional data about variability (Note H53)   (src.var)
morePhoto    [ABC] Light curve Annex (H54) (meta.note)
CCDM17096+0356  CCDM identifier (H55) (
n_CCDMH   [HIM] Historical status flag (Note H56)   (meta.note)
Nsys 1   Number of entries with same CCDM (H57) (meta.number)
Ncomp 2   Number of components in this entry (H58) (meta.number)
MultFlagC   [CGOVX] Double/Multiple Systems flag (Note H59)   (meta.code.error)
Source    [PFILS] Astrometric source flag (Note H60)   (meta.code.error)
QualA   [ABCDS] Solution quality (Note H61)   (meta.code.qual;
m_HIPAB  Component identifiers (H62) (meta.code.multip)
theta 20 deg Position angle between components (H63) (pos.posAng)
rho 0.587 arcsec Angular separation between components (H64) (pos.angDistance)
e_rho 0.002 arcsec Standard error on rho (H65) (stat.error)
dHp 0.30 mag Magnitude difference of components (H66) (phot.mag;arith.diff)
e_dHp 0.01 mag Standard error on dHp (H67) (stat.error)
SurveyS   [S] Flag indicating a Survey Star (H68) (meta.code.error)
Chart    [DG] Identification Chart (Note H69)   (;obs.field)
Notes    [DGPWXYZ] Existence of notes (Note H70)   (meta.note)
HD155121  (i) [1/359083] HD number III/135 (H71) (
BDB+04 3342  Bonner DM I/119, I/122 (H72) (
CoD   Cordoba Durchmusterung (DM) I/114 (H73) (
CPD   Cape Photographic DM I/108 (H74) (;spect.dopplerVeloc.opt;em.opt.I)
(V-I)red 0.86 mag V-I used for reductions (H75) (phot.color;em.opt.V;em.opt.I)
SpTypeG5  Spectral type (H76) (src.spType)
r_SpTypeS   [1234GKSX] Source of spectral type (Note H77)   (meta.ref;pos.frame)

HIPepHIPep  Hipparcos Epoch Photometry (Plot and List) (meta.ref.url)
  • Field H56 (historical status flag about double stars): the following HIP entries with flag `H' (i.e. considered previously unknown as double/multiple) should now be considered as flag `M' (system identified after publication of HIC), as reported by C.E. Worley (USNO), October 1997: HIP 6216, HIP 7120, HIP 10885, HIP 16920, HIP 23904, HIP 24398, HIP 27309, HIP 30200, HIP 34524, HIP 48504, HIP 56048, HIP 63688, HIP 72736, HIP 83948, HIP 98645, HIP 99857, HIP 107533, HIP 112422.
  •  consult the errata on HIP catalog (meta.ref.url)
    _RA.icrs257.39074237 deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
    _DE.icrs+03.93232162 deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
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