VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

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J/ApJS/244/27/lamostMRS Radial velocity measurements in LAMOST-II (Wang+, 2019)
The LAMOST medium-resolution radial velocities catalog (LAMOST MRS RV) (1594956 rows)
  recno=298143
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ColumnValue  Explain   (UCD)
_RAJ200000 04 24.164616 "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+60 45 55.72440 "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 01 48.779711 "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+60 29 14.05911 "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)
_Glon117.217675757 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-01.583365986 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)
298143recno 298143  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Gaia 4.2936613254353901e+17   Gaia DR2 identifier when available (meta.id.cross)
LAMOSTJ000424.16+604555.7  LAMOST identifier (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
medID20171203NGC77880107138_83650762_v2.9.7  LAMOST spectral ID (Date-PlateID- SpectrographID-FiberID-MJM_PiplineVersion) (meta.id)
medIDb20171203NGC77880107138B83650762_v2.9.7  LAMOST spectral ID for the blue part (meta.id)
medIDr20171203NGC77880107138R83650762_v2.9.7  LAMOST spectral ID for the red part (meta.id)
Date2017-12-03 "Y:M:D" Date of the observation (time.epoch)
spId 7   [1/16] Spectrograph ID (meta.id;instr)
Lamplampsc_med  Lamp used for wavelength calibration (instr.setup)
RAJ2000001.1006859 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+60.7654790 deg (i) [-10/79.1] Declination (J2000) (pos.eq.dec;meta.main)
SNRb 38.25   [10/618] Signal-to-noise ratio of the blue part (stat.snr)
SNRr 49.65   [10/667] Signal-to-noise ratio of the red part (stat.snr)
RVb 65.55 km/s [-572/577] RV measured from the blue part without zero-point correction (spect.dopplerVeloc)
e_RVb 1.00 km/s [-121/391] RVb uncertainty (stat.error)
RVr -25.21 km/s [-546/591] RV measured from the red part without zero-point correction (spect.dopplerVeloc)
e_RVr 1.00 km/s [-10/318] RVr uncertainty (stat.error)
RVbc 69.59 km/s [-571/583] RV with zero-point corrected for the blue part (see Section 4.1) (spect.dopplerVeloc)
RVrc -21.91 km/s [-546/592] RV with zero-point corrected for the red part (see Section 4.1) (spect.dopplerVeloc)
bcorr 0.9994   [0.924/1] Correlation coefficient between the blue part and the best-fit template (stat.correlation)
rcorr 0.9997   [0.919/1] Correlation coefficient between the red part and the best-fit template (stat.correlation)
Teffb 7500.0 K [3500/10000] Effective temperature of the best-fit template of the blue part (phys.temperature.effective;meta.modelled)
loggb 3.0 [cm/s2] [0/5] Surface gravity of the best-fit template of the blue part (phys.gravity;meta.modelled)
[Fe/H]b-1.0 [-] [-4/0.5] [Fe/H] of the best-fit template of the blue part (phys.abund.Fe;meta.modelled)
Teffr 9500.0 K [3500/10000] Effective temperature of the best-fit template of the red part (phys.temperature.effective;meta.modelled)
loggr 4.0 [cm/s2] [0/5] Surface gravity of the best-fit template of the red part (phys.gravity;meta.modelled)
[Fe/H]r-2.5 [-] [-4/0.5] [Fe/H] of the best-fit template of the red part (phys.abund.Fe;meta.modelled)
Flb0   [0] Quality flag for accessing RV derived from the blue part, 0 for good (always "0") (meta.code.qual)
Flr1   [0/1] Quality flag for accessing RV derived from the blue part (0=good, 1=bad) (meta.code.qual)
Gmag 11.3846 mag [4.5/21.2] G magnitude from Gaia DR2 (phot.mag;em.opt.V)
bp-rp 0.5652 mag [-0.6/6] bp-rp color index from Gaia DR2 (phot.color;em.opt.B;em.opt.R)
  
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