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=9025040
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ColumnValue  Explain   (UCD)
_RAJ200011 04 24.076800000 "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+07 30 53.11692000 "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)
_RAB195011 01 48.114863617 "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+07 47 04.35839692 "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)
_Glon245.694869824726 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+57.939222133097 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)
9025040recno 9025040  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ObsID631804034  Unique Spectra ID (obsid) (meta.id)
TargetJ110424.07+073053.1  (i) Target Designation, JHHMMSS.ss+DDMMSS.s (designation) (meta.id;meta.main)
Obs.Date2018-01-17  (i) Target Observation Date (obsdate) (time.epoch;obs)
LMJD58136  Local Modified Julian Day (lmjd) (time.epoch)
MJD58135  Modified Julian Day (mjd) (time.epoch)
PlanIdHD110609N070823M02  Plan Name (planid) (obs.field)
spId 4  Spectrograph ID (spid) (meta.id;instr)
FiberId 34  Fiber ID (fiberid) (meta.id)
RAJ2000166.1003200000 deg (i) Fiber Pointing Right Ascension (J2000) (ra_obs) (pos.eq.ra;meta.main)
DEJ2000+07.5147547000 deg (i) Fiber Pointing Declination (J2000) (dec_obs) (pos.eq.dec;meta.main)
snru 1.61   S/N of u filter (snru) (stat.snr)
snrg 15.79   S/N of g filter (snrg) (stat.snr)
snrr 26.55   S/N of r filter (snrr) (stat.snr)
snri 40.62   S/N of i filter (snri) (stat.snr)
snrz 29.22   S/N of z filter (snrz) (stat.snr)
objTypeStar  Object Type (objtype) (src.class)
ClassUnknown  Spectra Type (class) (src.class)
subClassNon  Stellar Sub-Class (subclass) (src.class)
z    Redshift (z) (src.redshift)
e_z    []? Redshift Uncertainty (z_err) (stat.error;src.redshift)
magTypeV  Target Magnitude Type (magtype) (meta.note)
mag117.38 mag Magnitude in Band 1 of magType (mag1) (phot.mag)
mag2  mag Magnitude in Band 2 of magType (mag2) (phot.mag)
mag3  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)
tsourceLEGAS_ZYX  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)
tfromDR9_dd  Input catalog submitted by an organization or a person determined by the tsource (tfrom) (obs.observer)
tcomment1237658424093376547  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)
RAOdeg166.1003200000 deg Right Ascension from input catalog (ra) (pos.eq.ra)
DEOdeg 7.5147547000 deg Declination from input catalog (dec) (pos.eq.dec)
FiberMask 0  Possible fiber problems (fibermask) (meta.note)
GaiaDR23866355986793634560   The "source_id" field of Gaia DR2 catalog (gaiasourceid) (meta.id)
Gmag 18.28473300 mag The "photgmean_mag" field of Gaia DR2 catalog (gaiagmean_mag) (phot.mag;em.opt)
  
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