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=8104206
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ColumnValue  Explain   (UCD)
_RAJ200013 58 22.156560000 "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+31 31 46.46280000 "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)
_RAB195013 56 08.542136850 "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+31 46 19.99345913 "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)
_Glon053.727494022988 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+74.781130100683 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)
8104206recno 8104206  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ObsID537703173  Unique Spectra ID (obsid) (meta.id)
TargetJ135822.15+313146.4  (i) Target Designation, JHHMMSS.ss+DDMMSS.s (designation) (meta.id;meta.main)
Obs.Date2017-02-16  (i) Target Observation Date (obsdate) (time.epoch;obs)
LMJD57801  Local Modified Julian Day (lmjd) (time.epoch)
MJD57800  Modified Julian Day (mjd) (time.epoch)
PlanIdHD140231N313939B02  Plan Name (planid) (obs.field)
spId 3  Spectrograph ID (spid) (meta.id;instr)
FiberId173  Fiber ID (fiberid) (meta.id)
RAJ2000209.5923190000 deg (i) Fiber Pointing Right Ascension (J2000) (ra_obs) (pos.eq.ra;meta.main)
DEJ2000+31.5295730000 deg (i) Fiber Pointing Declination (J2000) (dec_obs) (pos.eq.dec;meta.main)
snru 4.90   S/N of u filter (snru) (stat.snr)
snrg 12.71   S/N of g filter (snrg) (stat.snr)
snrr 13.55   S/N of r filter (snrr) (stat.snr)
snri 5.26   S/N of i filter (snri) (stat.snr)
snrz 5.08   S/N of z filter (snrz) (stat.snr)
objTypeStar  Object Type (objtype) (src.class)
ClassSTAR  Spectra Type (class) (src.class)
subClassG2  Stellar Sub-Class (subclass) (src.class)
z -0.0000534200   Redshift (z) (src.redshift)
e_z 0.0000072800   []? Redshift Uncertainty (z_err) (stat.error;src.redshift)
magTypegri  Target Magnitude Type (magtype) (meta.note)
mag115.50 mag Magnitude in Band 1 of magType (mag1) (phot.mag)
mag215.13 mag Magnitude in Band 2 of magType (mag2) (phot.mag)
mag315.02 mag Magnitude in Band 3 of magType (mag3) (phot.mag)
mag4  mag Magnitude in Band 4 of magType (mag4) (phot.mag)
mag5  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)
tsourceLEGUE_LCH  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)
tfromLCH100002  Input catalog submitted by an organization or a person determined by the tsource (tfrom) (obs.observer)
tcomment15499824215819038  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)
RAOdeg209.5923190000 deg Right Ascension from input catalog (ra) (pos.eq.ra)
DEOdeg31.5295730000 deg Declination from input catalog (dec) (pos.eq.dec)
FiberMask 0  Possible fiber problems (fibermask) (meta.note)
GaiaDR21457480010685050624   The "source_id" field of Gaia DR2 catalog (gaiasourceid) (meta.id)
Gmag 15.17960500 mag The "photgmean_mag" field of Gaia DR2 catalog (gaiagmean_mag) (phot.mag;em.opt)
  
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