VizieR

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VizieR

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J/MNRAS/427/2917/table2 Classification of Hipparcos variables (Rimoldini+, 2012)
Training set of Hipparcos variable stars (3881 rows)
  recno=71
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200000 24 01.94780 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000+38 34 37.3540 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195000 21 22.93314 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950+38 18 00.4209 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon117.07337637 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-23.98275414 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
71recno 71  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP 1901   [1/120404] Hipparcos number (meta.id;meta.main)
V-I 2.63 mag Reddened V-I colour index in Cousins' system, as provided by ESA (1997) (Note 1)   (phot.color;em.opt.V;em.opt.I)
Skew -1.01  Unbiased skewness of the distribution of HIP magnitudes (Skewness) (Note 2)   (stat.fit.param)
logAmp 0.74 [mag] Decadic logarithm of the difference between the faintest and the brightest values of the light-curve model (LogAmplitude) (Note 3)   (stat.value;arith.diff)
logPer 2.6198 [d] Decadic logarithm of the period (LogPeriod) (Note 4)   (time.period)
MAG 2.77 mag Absolute magnitude in the Hipparcos band (AbsoluteMag) (Note 5)   (phot.mag;em.opt.V)
logFAP -33.76 [-] [,0] Decadic logarithm of the probability that the maximum peak in the Lomb-Scargle periodogram (Scargle 1982ApJ...263..835S) is due to noise rather than the true signal (Note 6)   (stat.fit.param)
logP2P-0.13 [-] Decadic logarithm of the point-to-point scatter of the time series (LogP2PscatterFoldedRaw) (Note 7)   (stat.fit.param)
logQSOvar 1.69 [-] Decadic logarithm of the reduced chi-square of the source variability with respect to a parametrized QSO variance model (Note 8)   (stat.fit.chi2)
logScRaw 0.00 [-] Decadic logarithm of the ratio between the median of absolute deviations from the median of the raw time series and the median of absolute values of the residual time series (logScatterRawRes) (Note 9)   (stat.fit.residual)
logPlx 0.41 [mas] Decadic logarithm of the parallax value as provided by ESA (2007) (LogParallax) (Note 10)   (pos.parallax.trig)
logSt-0.71 [mag] Decadic logarithm of the unbiased standard deviation of the residual time series (logStdDevRes) (Note 11)   (stat.fit.residual)
logSVar-1.44 [mag] Decadic logarithm of the average of absolute values of magnitude differences between all pairs of measurements separated by time-scales from 0.01 to 0.1 day (logShortVar) (Note 12)   (stat.fit.residual)
Sum 0.05  Ratio between the sum of squared residuals of the model from the raw data and the sum of squared deviations of the raw time series from its mean value (SumSqResRaw) (Note 13)   (stat.fit.residual)
|b|23.98 deg Absolute value of the Galactic latitude of the source position (AbsGLAT) (Note 14)   (pos.galactic.lat)
eFreq 0.56 10-4/d Error estimate of the derived frequency (FrequencyError) (Note 15)   (stat.error;em.freq)
TypeLPV_P  Variability type, only in table2 (Note 16)   (meta.note;src.var)

HIPdataHIPdata  Display HIP data (meta.ref.url)
SimbadSimbad  ask the Simbad data-base about this object (meta.ref)
_RA006.008116 deg (i) Positions from HIP2 reduction (Cat. I/311) (right ascension part) (pos.eq.ra;meta.main)
_DE+38.577043 deg (i) Positions from HIP2 reduction (Cat. I/311) (declination part) (pos.eq.dec;meta.main)
  
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