| 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=302650 |
| Column | Value | Explain (UCD) | |
| _RAJ2000 | 00 01 30.260352 | "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 19 21.70920 | "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) |
| _RAB1950 | 23 58 56.371481 | "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 02 39.95009 | "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) |
| _Glon | 116.784644951 | 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 | -01.951712432 | 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) |
| 302650recno | 302650 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
| Gaia | 4.2933850731253101e+17 | Gaia DR2 identifier when available (meta.id.cross) | |
| LAMOST | J000130.26+601921.7 | LAMOST identifier (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main) | |
| medID | 20171203NGC77880207216_83650843_v2.9.7 | LAMOST spectral ID (Date-PlateID- SpectrographID-FiberID-MJM_PiplineVersion) (meta.id) | |
| medIDb | 20171203NGC77880207216B83650843_v2.9.7 | LAMOST spectral ID for the blue part (meta.id) | |
| medIDr | 20171203NGC77880207216R83650843_v2.9.7 | LAMOST spectral ID for the red part (meta.id) | |
| Date | 2017-12-03 | "Y:M:D" | Date of the observation (time.epoch) |
| spId | 7 | [1/16] Spectrograph ID (meta.id;instr) | |
| Lamp | lampsc_med | Lamp used for wavelength calibration (instr.setup) | |
| RAJ2000 | 000.3760848 | deg | (i) Right ascension (J2000) (pos.eq.ra;meta.main) |
| DEJ2000 | +60.3226970 | deg | (i) [-10/79.1] Declination (J2000) (pos.eq.dec;meta.main) |
| SNRb | 35.49 | [10/618] Signal-to-noise ratio of the blue part (stat.snr) | |
| SNRr | 42.86 | [10/667] Signal-to-noise ratio of the red part (stat.snr) | |
| RVb | -20.17 | 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 | -7.07 | 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 | -16.13 | km/s | [-571/583] RV with zero-point corrected for the blue part (see Section 4.1) (spect.dopplerVeloc) |
| RVrc | -3.78 | km/s | [-546/592] RV with zero-point corrected for the red part (see Section 4.1) (spect.dopplerVeloc) |
| bcorr | 0.9997 | [0.924/1] Correlation coefficient between the blue part and the best-fit template (stat.correlation) | |
| rcorr | 0.9998 | [0.919/1] Correlation coefficient between the red part and the best-fit template (stat.correlation) | |
| Teffb | 10000.0 | K | [3500/10000] Effective temperature of the best-fit template of the blue part (phys.temperature.effective;meta.modelled) |
| loggb | 5.0 | [cm/s2] | [0/5] Surface gravity of the best-fit template of the blue part (phys.gravity;meta.modelled) |
| [Fe/H]b | -0.5 | [-] | [-4/0.5] [Fe/H] of the best-fit template of the blue part (phys.abund.Fe;meta.modelled) |
| Teffr | 8750.0 | K | [3500/10000] Effective temperature of the best-fit template of the red part (phys.temperature.effective;meta.modelled) |
| loggr | 3.5 | [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) |
| Flb | 0 | [0] Quality flag for accessing RV derived from the blue part, 0 for good (always "0") (meta.code.qual) | |
| Flr | 1 | [0/1] Quality flag for accessing RV derived from the blue part (0=good, 1=bad) (meta.code.qual) | |
| Gmag | 11.6191 | mag | [4.5/21.2] G magnitude from Gaia DR2 (phot.mag;em.opt.V) |
| bp-rp | 0.4309 | mag | [-0.6/6] bp-rp color index from Gaia DR2 (phot.color;em.opt.B;em.opt.R) |
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