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=5716693
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ColumnValue  Explain   (UCD)
_RAJ200012 34 27.778320000 "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+02 11 11.65560000 "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 31 54.403648388 "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+02 27 43.16149312 "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)
_Glon292.957084684928 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+64.729057285195 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)
5716693recno 5716693  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ObsID346402117  Unique Spectra ID (obsid) (meta.id)
TargetJ123427.77+021111.6  (i) Target Designation, JHHMMSS.ss+DDMMSS.s (designation) (meta.id;meta.main)
Obs.Date2015-05-16  (i) Target Observation Date (obsdate) (time.epoch;obs)
LMJD57159  Local Modified Julian Day (lmjd) (time.epoch)
MJD57158  Modified Julian Day (mjd) (time.epoch)
PlanIdHD123751N041718M01  Plan Name (planid) (obs.field)
spId 2  Spectrograph ID (spid) (meta.id;instr)
FiberId117  Fiber ID (fiberid) (meta.id)
RAJ2000188.6157430000 deg (i) Fiber Pointing Right Ascension (J2000) (ra_obs) (pos.eq.ra;meta.main)
DEJ2000+02.1865710000 deg (i) Fiber Pointing Declination (J2000) (dec_obs) (pos.eq.dec;meta.main)
snru 2.45   S/N of u filter (snru) (stat.snr)
snrg 14.01   S/N of g filter (snrg) (stat.snr)
snrr 28.13   S/N of r filter (snrr) (stat.snr)
snri 48.28   S/N of i filter (snri) (stat.snr)
snrz 35.51   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 0.0057004900   Redshift (z) (src.redshift)
e_z 0.0000161200   []? Redshift Uncertainty (z_err) (stat.error;src.redshift)
magTypefibermagr  Target Magnitude Type (magtype) (meta.note)
mag115.05 mag Magnitude in Band 1 of magType (mag1) (phot.mag)
mag214.07 mag Magnitude in Band 2 of magType (mag2) (phot.mag)
mag314.93 mag Magnitude in Band 3 of magType (mag3) (phot.mag)
mag413.81 mag Magnitude in Band 4 of magType (mag4) (phot.mag)
mag514.47 mag Magnitude in Band 5 of magType (mag5) (phot.mag)
mag615.40 mag Magnitude in Band 6 of magType (mag6) (phot.mag)
mag7 0.05 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)
tfromNGP  Input catalog submitted by an organization or a person determined by the tsource (tfrom) (obs.observer)
tcomment587726032252305447  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)
RAOdeg188.6157430000 deg Right Ascension from input catalog (ra) (pos.eq.ra)
DEOdeg 2.1865710000 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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