VizieR

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

VizieR

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V/156/dr7lrs LAMOST DR7 catalogs (Luo+, 2019)
LAMOST LRS General Catalog (10640255 rows)
  recno=3896391
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ColumnValue  Explain   (UCD)
_RAJ200012 45 31.446120000 "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+13 20 07.81548000 "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)
_RAB195012 43 00.751067205 "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+13 36 31.10792611 "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)
_Glon296.916952019348 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+76.138139690590 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)
3896391recno 3896391  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ObsID223903189  Unique Spectra ID (obsid) (meta.id)
TargetJ124531.44+132007.8  (i) Target Designation, JHHMMSS.ss+DDMMSS.s (designation) (meta.id;meta.main)
Obs.Date2014-03-09  (i) Target Observation Date (obsdate) (time.epoch;obs)
LMJD56726  Local Modified Julian Day (lmjd) (time.epoch)
MJD56725  Modified Julian Day (mjd) (time.epoch)
PlanIdHD124814N133310B  Plan Name (planid) (obs.field)
spId 3  Spectrograph ID (spid) (meta.id;instr)
FiberId189  Fiber ID (fiberid) (meta.id)
RAJ2000191.3810255000 deg (i) Fiber Pointing Right Ascension (J2000) (ra_obs) (pos.eq.ra;meta.main)
DEJ2000+13.3355043000 deg (i) Fiber Pointing Declination (J2000) (dec_obs) (pos.eq.dec;meta.main)
snru 1.54   S/N of u filter (snru) (stat.snr)
snrg 3.72   S/N of g filter (snrg) (stat.snr)
snrr 3.23   S/N of r filter (snrr) (stat.snr)
snri 6.61   S/N of i filter (snri) (stat.snr)
snrz 4.39   S/N of z filter (snrz) (stat.snr)
objTypegal  Object Type (objtype) (src.class)
ClassGALAXY  Spectra Type (class) (src.class)
subClassNon  Stellar Sub-Class (subclass) (src.class)
z 0.0034910000   Redshift (z) (src.redshift)
e_z    []? Redshift Uncertainty (z_err) (stat.error;src.redshift)
magTypeugriz  Target Magnitude Type (magtype) (meta.note)
mag116.54 mag Magnitude in Band 1 of magType (mag1) (phot.mag)
mag215.31 mag Magnitude in Band 2 of magType (mag2) (phot.mag)
mag314.99 mag Magnitude in Band 3 of magType (mag3) (phot.mag)
mag414.86 mag Magnitude in Band 4 of magType (mag4) (phot.mag)
mag515.01 mag Magnitude in Band 5 of magType (mag5) (phot.mag)
mag6  mag Magnitude in Band 6 of magType (mag6) (phot.mag)
mag7  mag Magnitude in Band 7 of magType (mag7) (phot.mag)
tsourceLEGAS_SSY  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)
tfrombgnoz  Input catalog submitted by an organization or a person determined by the tsource (tfrom) (obs.observer)
tcomment1237661818170376382  Target ID from SDSS, UCAC4, PANSTAR and other catalogues (tcomment) (meta.note)
offsets0  Whether there is a fiber offset during observation (offsets) (meta.note)
offsetsv 0.000 arcsec If the 'offsets' field is true, 'offsetsv' gives the offset distance from the target's coordinator in input catalog (offsets_v) (meta.note)
RAOdeg191.3810255000 deg Right Ascension from input catalog (ra) (pos.eq.ra)
DEOdeg13.3355043000 deg Declination from input catalog (dec) (pos.eq.dec)
FiberMask 0  Possible fiber problems (fibermask) (meta.note)
GaiaDR2    The "source_id" field of Gaia DR2 catalog (gaiasourceid) (meta.id)
Gmag  mag The "photgmean_mag" field of Gaia DR2 catalog (gaiagmean_mag) (phot.mag;em.opt)
  
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