VizieR

CfA VizieR . ADAC VizieR . CADC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . Beijing (Ch) 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=3724168
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ColumnValue  Explain   (UCD)
_RAJ200005 24 39.926880000 "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+09 03 47.18268000 "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)
_RAB195005 21 55.687864662 "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+09 01 07.38030080 "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)
_Glon194.453289902079 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-14.657255239347 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)
3724168recno 3724168  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
spplot  Show the spectrum (meta.ref.url)

ObsID208916139   [101001/462816250] Observation ID (meta.id)
TargetJ052439.92+090347.1  (i) Target Designation (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
Obs.Date2014-01-17 "Y:M:D" Target Observation Date (time.epoch;obs)
LMJD56675   [55859/57542] Local Modified Julian Day (time.epoch)
MJD56674   [55858/57541] Modified Julian Day (time.epoch)
PlanIdVB081N07V3  Plan Name (obs.field)
spId16   [1/16] Spectrograph ID (meta.id;instr)
FiberId139   [1/250] Fiber ID (meta.id)
RAJ2000081.1663620000 deg (i) Fiber pointing right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+09.0631063000 deg (i) Fiber pointing declination (J2000) (pos.eq.dec;meta.main)
snru 0.70   Signal Noise Ratio of u filter (stat.snr)
snrg 13.40   Signal Noise Ratio of g filter (stat.snr)
snrr 30.37   Signal Noise Ratio of r filter (stat.snr)
snri 27.23   Signal Noise Ratio of i filter (stat.snr)
snrz 27.10   Signal Noise Ratio of z filter (stat.snr)
objTypestar  Object Type (src.class)
ClassSTAR  Spectra Type (src.class)
SubClassM0  Stellar Sub-Class (src.class)
z 0.0001100600   Redshift (src.redshift)
e_z 0.0000086200   []? rms uncertainty on z (stat.error;src.redshift)
magTypeugrijhk  Target Magnitude Type (meta.note)
mag1    Magnitude in Band 1 of magType (phot.mag)
mag215.27   Magnitude in Band 2 of magType (phot.mag)
mag313.82   Magnitude in Band 3 of magType (phot.mag)
mag413.08   Magnitude in Band 4 of magType (phot.mag)
mag511.28   Magnitude in Band 5 of magType (phot.mag)
mag610.59   Magnitude in Band 6 of magType (phot.mag)
mag710.37   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)
tInfoVB0527+0710_V3  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 81.1663620000  Rigth ascension from input catalog (J2000) (pos.eq.ra)
DE1deg 9.0631063000  Declination from input catalog (J2000) (pos.eq.dec)

AssocDataObsCore view  Associated Data web page (meta.ref.url)
FileNamespec-56675-VB081N07V3_sp16-139.fits  FITS files name (meta.id)
  
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