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)
ReadMe+ftp

LAMOST DR4 catalog (09/08/2018 version)
spectrum/fits
(7620612 rows) 		  recno=3400558
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ColumnValue  Explain   (UCD)
_RAJ200000 14 26.241600000 "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+36 12 49.12560000 "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)
_RAB195000 11 49.683219217 "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+35 56 08.91000882 "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)
_Glon114.631068744083 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-26.061008548227 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)
3400558recno 3400558  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
spplot  Show the spectrum (meta.ref.url)
ObsID192202209   [101001/462816250] Observation ID (meta.id)
TargetJ001426.24+361249.1  (i) Target Designation (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
Obs.Date2013-12-15 "Y:M:D" Target Observation Date (time.epoch;obs)
LMJD56642   [55859/57542] Local Modified Julian Day (time.epoch)
MJD56641   [55858/57541] Modified Julian Day (time.epoch)
PlanIdVB005N38V1  Plan Name (obs.field)
spId02   [1/16] Spectrograph ID (meta.id;instr)
FiberId209   [1/250] Fiber ID (meta.id)
RAJ2000003.6093400000 deg (i) Fiber pointing right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+36.2136460000 deg (i) Fiber pointing declination (J2000) (pos.eq.dec;meta.main)
snru 27.73   Signal Noise Ratio of u filter (stat.snr)
snrg 83.74   Signal Noise Ratio of g filter (stat.snr)
snrr131.89   Signal Noise Ratio of r filter (stat.snr)
snri150.70   Signal Noise Ratio of i filter (stat.snr)
snrz 99.27   Signal Noise Ratio of z filter (stat.snr)
objTypestar  Object Type (src.class)
ClassSTAR  Spectra Type (src.class)
SubClassF8  Stellar Sub-Class (src.class)
z 0.0000890283   Redshift (src.redshift)
e_z 0.0000238498   []? rms uncertainty on z (stat.error;src.redshift)
magTypebrijhk  Target Magnitude Type (meta.note)
mag113.89   Magnitude in Band 1 of magType (phot.mag)
mag212.59   Magnitude in Band 2 of magType (phot.mag)
mag313.05   Magnitude in Band 3 of magType (phot.mag)
mag412.84   Magnitude in Band 4 of magType (phot.mag)
mag512.02   Magnitude in Band 5 of magType (phot.mag)
mag611.69   Magnitude in Band 6 of magType (phot.mag)
mag711.60   Magnitude in Band 7 of magType (phot.mag)
tsourcePILOT  Organization or person who submits input catalog (meta.curation)
FiberTypeObj  Fiber Type of target (Obj, Sky, F-std, Unused, PosErr, Dead) (meta.note)
tfrom   Input catalog submitted by an organization or a person determined by the tsource (obs.observer)
tInfoVB0021+3811_V1  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 3.6093400000  Rigth ascension from input catalog (J2000) (pos.eq.ra)
DE1deg36.2136460000  Declination from input catalog (J2000) (pos.eq.dec)
AssocDataObsCore view  Associated Data web page (meta.ref.url)
FileNamespec-56642-VB005N38V1_sp02-209.fits  FITS files name (meta.id)
  
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