VizieR

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

VizieR

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V/156/dr7mrs LAMOST DR7 catalogs (Luo+, 2019)
LAMOST MRS General Catalog (14210021 rows)
  recno=1513445
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ColumnValue  Explain   (UCD)
_RAJ200000 01 30.260352000 "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 21.70920000 "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)
_RAB195023 58 56.371481424 "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 39.95008534 "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)
_Glon116.784644951057 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-01.951712432032 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)
1513445recno 1513445  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

MObsID61110721683650843B  Unique ID for each medium-resolution spectrum (mobsid) (meta.id)
ObsID611107216  Unique ID for each observation of each target (obsid) (meta.id)
TargetJ000130.26+601921.7  (i) Target designation, JHHMMSS.ss+DDMMSS.s (designation) (meta.id;meta.main)
Obs.Date2017-12-03 "Y:M:D" (i) Target Observation Date (obsdate) (time.epoch;obs)
LMJD58091  Local Modified Julian Day (lmjd) (time.epoch)
MJD58090  Modified Julian Day (mjd) (time.epoch)
PlanIdNGC778802  Plan Name (planid) (obs.field)
spId 7  Spectrograph ID (spid) (meta.id;instr)
FiberId216  Fiber ID (fiberid) (meta.id)
LMJm83650843   Local Modified Julian Minute (lmjm) (time.epoch)
BandB  Having two values of B and R, which represent B and R band spectra (band) (instr.bandpass)
RAJ2000000.3760848000 deg (i) Fiber Pointing Right Ascension (J2000) (ra_obs) (pos.eq.ra;meta.main)
DEJ2000+60.3226970000 deg (i) Fiber Pointing Declination (J2000) (dec_obs) (pos.eq.dec;meta.main)
snr 35.49   The median value of all pixel S/Ns in B band spectrum or R band (snr) (stat.snr)
objTypeSTAR  Object Type (objtype) (src.class)
magTypeJHKVGRI  Target Magnitude Type (magtype) (meta.note)
mag110.95 mag Magnitude in Band 1 of magType (mag1) (phot.mag)
mag210.80 mag Magnitude in Band 2 of magType (mag2) (phot.mag)
mag310.79 mag Magnitude in Band 3 of magType (mag3) (phot.mag)
mag411.68 mag Magnitude in Band 4 of magType (mag4) (phot.mag)
mag511.73 mag Magnitude in Band 5 of magType (mag5) (phot.mag)
mag611.69 mag Magnitude in Band 6 of magType (mag6) (phot.mag)
mag711.67 mag Magnitude in Band 7 of magType (mag7) (phot.mag)
tsourceLAMOST  Organization or person who submit input catalog (tsource) (meta.curation)
FiberTypeObj  Fiber Type of target (Obj, Sky, F-std, Unused, PosErr, Dead) (fibertype) (meta.note)
tfromUCAC4  Input catalog submitted by an organization or a person determined by the tsource (tfrom) (obs.observer)
tcomment-  Target ID from SDSS, UCAC4, PANSTAR and other catalogues (tcomment) (meta.note)
offsets0   [0/1] Whether there is a fiber offset during observation (offsets) (meta.note)
offsetsv 0.000 arcsec If the 'offsets' field is true, 'offsets_v' gives the offset distance from the target's coordinator in input catalog (offsets_v) (meta.note)
RAOdeg 0.3760848000 deg Right Ascension from input catalog (ra) (pos.eq.ra)
DEOdeg60.3226973000 deg Declination from input catalog (dec) (pos.eq.dec)
RVb0 -21.05 km/s Radial velocity of B band spectra measured with 483 selected KURUCZ synthetic templates (rv_b0) (phys.veloc;pos.heliocentric)
e_RVb0 1.01 km/s Uncertainty of rv_b0 measured by the method LASP used (rvb0err) (stat.error)
RVb1 -17.39 km/s Radial velocity after zero-point correction of rv_b0 (rv_b1) (phys.veloc;pos.heliocentric)
e_RVb1 1.27 km/s Uncertainty of rv_b1 measured by the error propagation (rvb1err) (stat.error)
f_RVb 0   [0/3] Radial velocity flag for B band spectra (rvbflag) (meta.code)
RVr0 -12.50 km/s Radial velocity of R band spectra measured with 483 selected KURUCZ synthetic templates (rv_r0) (phys.veloc;pos.heliocentric)
e_RVr0 1.70 km/s Uncertainty of rv_r0 measured by the method LASP used (rvr0err) (stat.error)
RVr1 -8.47 km/s Radial velocity after zero-point correction of rv_r0 (rv_r1) (phys.veloc;pos.heliocentric)
e_RVr1 1.99 km/s Uncertainty of rv_r1 measured by the error propagation (rvr1err) (stat.error)
f_RVr 0   [0/3] Radial velocity flag for R band spectra (rvrflag) (meta.code)
RVbr0 -20.47 km/s Radial velocity of B and R band spectra measured with 483 selected KURUCZ synthetic templates (rv_br0) (phys.veloc;pos.heliocentric)
e_RVbr0 0.93 km/s Uncertainty of rv_br0 measured by the method LASP used (rvbr0err) (stat.error)
RVbr1 -16.27 km/s Radial velocity after zero-point correction of rv_br0 (rv_br1) (phys.veloc;pos.heliocentric)
e_RVbr1 1.19 km/s Uncertainty of rv_br1 measured by the error propagation (rvbr1err) (stat.error)
f_RVbr 0   [0/3] Radial velocity flag for B and R band spectra (rvbrflag) (meta.code)
RVlasp0  km/s Radial velocity measured by the LASP (rv_lasp0) (phys.veloc;pos.heliocentric)
e_RVlasp0  km/s Uncertainty of rv_lasp0 also given by the LASP (rvlasp0err) (stat.error)
RVlasp1  km/s Radial velocity after zero-point correction of rv_lasp0 (rv_lasp1) (phys.veloc;pos.heliocentric)
e_RVlasp1  km/s Uncertainty of rv_lasp1 measured by the error propagation (rvlasp1err) (stat.error)
coadd0   [0/1] A flag to show whether it is a coadd spectrum (coadd) (meta.code)
FiberMask0   [0] Possible fiber problems (fibermask) (meta.note)
badB0   [0/1] A flag to show whether the B band spectra is problematic (bad_b) (meta.code)
badR0   [0/1] A flag to show whether the R band spectra is problematic (bad_r) (meta.code)
GaiaDR2 429338507312531328   The "source_id" field of Gaia DR2 catalog (gaiasourceid) (meta.id)
Gmag 11.61905800 mag The "photgmean_magnitude" field of Gaia DR2 catalog (gaiagmean_mag) (phot.mag;em.opt)
  
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