VizieR

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

VizieR

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V/153/dr4 LAMOST DR4 catalogs (Luo+, 2018)
LAMOST DR4 catalog (09/08/2018 version)
spectrum/fits
(7620612 rows)
  recno=6380594
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ColumnValue  Explain   (UCD)
_RAJ200002 27 36.663600000 "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)
_DEJ2000-01 12 41.86800000 "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)
_RAB195002 25 03.825791761 "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)
_DEB1950-01 26 06.52141077 "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)
_Glon168.631389050902 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-55.308761334358 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)
6380594recno 6380594  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
spplot  Show the spectrum (meta.ref.url)

ObsID381008089   [101001/462816250] Observation ID (meta.id)
TargetJ022736.66-011241.8  (i) Target Designation (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
Obs.Date2015-11-02 "Y:M:D" Target Observation Date (time.epoch;obs)
LMJD57329   [55859/57542] Local Modified Julian Day (time.epoch)
MJD57328   [55858/57541] Modified Julian Day (time.epoch)
PlanIdEG022212S005305B01  Plan Name (obs.field)
spId08   [1/16] Spectrograph ID (meta.id;instr)
FiberId089   [1/250] Fiber ID (meta.id)
RAJ2000036.9027650000 deg (i) Fiber pointing right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-01.2116300000 deg (i) Fiber pointing declination (J2000) (pos.eq.dec;meta.main)
snru 1.40   Signal Noise Ratio of u filter (stat.snr)
snrg 18.88   Signal Noise Ratio of g filter (stat.snr)
snrr 64.18   Signal Noise Ratio of r filter (stat.snr)
snri 93.68   Signal Noise Ratio of i filter (stat.snr)
snrz 69.53   Signal Noise Ratio of z filter (stat.snr)
objTypeStar  Object Type (src.class)
ClassSTAR  Spectra Type (src.class)
SubClassK3  Stellar Sub-Class (src.class)
z -0.0000788000   Redshift (src.redshift)
e_z 0.0000197500   []? rms uncertainty on z (stat.error;src.redshift)
magTypegri  Target Magnitude Type (meta.note)
mag116.58   Magnitude in Band 1 of magType (phot.mag)
mag215.82   Magnitude in Band 2 of magType (phot.mag)
mag315.55   Magnitude in Band 3 of magType (phot.mag)
mag4    Magnitude in Band 4 of magType (phot.mag)
mag5    Magnitude in Band 5 of magType (phot.mag)
mag6    Magnitude in Band 6 of magType (phot.mag)
mag7    Magnitude in Band 7 of magType (phot.mag)
tsourceLEGUE_LCH  Organization or person who submits input catalog (meta.curation)
FiberTypeObj  Fiber Type of target (Obj, Sky, F-std, Unused, PosErr, Dead) (meta.note)
tfromLCH100002  Input catalog submitted by an organization or a person determined by the tsource (obs.observer)
tInfo9154888916246117  Target ID from SDSS, UCAC4, PANSTAR and other catalogue (meta.bib)
n_offset0   [0/1] Whether there is a fiber offset during observation (meta.note)
offset 0.000 arcsec [0/99] If offset is true, it gives the offset distance from the target's coordinator in input catalog (pos.angDistance;arith.diff)
RA1deg 36.9027650000  Rigth ascension from input catalog (J2000) (pos.eq.ra)
DE1deg-1.2116300000  Declination from input catalog (J2000) (pos.eq.dec)

AssocDataObsCore view  Associated Data web page (meta.ref.url)
FileNamespec-57329-EG022212S005305B01_sp08-089.fits  FITS files name (meta.id)
  
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Rules of usage of VizieR data

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