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=5034692
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ColumnValue  Explain   (UCD)
_RAJ200002 47 53.407200000 "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+05 52 53.11200000 "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 45 15.160246087 "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+05 40 24.28750167 "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)
_Glon167.725360273716 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-46.613011217225 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)
5034692recno 5034692  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
spplot  Show the spectrum (meta.ref.url)

ObsID286712113   [101001/462816250] Observation ID (meta.id)
TargetJ024753.40+055253.1  (i) Target Designation (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
Obs.Date2014-12-27 "Y:M:D" Target Observation Date (time.epoch;obs)
LMJD57019   [55859/57542] Local Modified Julian Day (time.epoch)
MJD57018   [55858/57541] Modified Julian Day (time.epoch)
PlanIdEG024121N042539M01  Plan Name (obs.field)
spId12   [1/16] Spectrograph ID (meta.id;instr)
FiberId113   [1/250] Fiber ID (meta.id)
RAJ2000041.9725300000 deg (i) Fiber pointing right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+05.8814200000 deg (i) Fiber pointing declination (J2000) (pos.eq.dec;meta.main)
snru 0.25   Signal Noise Ratio of u filter (stat.snr)
snrg 2.71   Signal Noise Ratio of g filter (stat.snr)
snrr 6.57   Signal Noise Ratio of r filter (stat.snr)
snri 13.25   Signal Noise Ratio of i filter (stat.snr)
snrz 13.34   Signal Noise Ratio of z filter (stat.snr)
objTypegal  Object Type (src.class)
ClassUnknown  Spectra Type (src.class)
SubClassNon  Stellar Sub-Class (src.class)
z    Redshift (src.redshift)
e_z    []? rms uncertainty on z (stat.error;src.redshift)
magTypefibermagr  Target Magnitude Type (meta.note)
mag119.99   Magnitude in Band 1 of magType (phot.mag)
mag218.12   Magnitude in Band 2 of magType (phot.mag)
mag317.09   Magnitude in Band 3 of magType (phot.mag)
mag416.58   Magnitude in Band 4 of magType (phot.mag)
mag516.18   Magnitude in Band 5 of magType (phot.mag)
mag610.00   Magnitude in Band 6 of magType (phot.mag)
mag7 0.26   Magnitude in Band 7 of magType (phot.mag)
tsourceLEGAS_SSY  Organization or person who submits input catalog (meta.curation)
FiberTypeObj  Fiber Type of target (Obj, Sky, F-std, Unused, PosErr, Dead) (meta.note)
tfromSDSS  Input catalog submitted by an organization or a person determined by the tsource (obs.observer)
tInfoSD024753.40+055253.0  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 41.9725300000  Rigth ascension from input catalog (J2000) (pos.eq.ra)
DE1deg 5.8814200000  Declination from input catalog (J2000) (pos.eq.dec)

AssocDataObsCore view  Associated Data web page (meta.ref.url)
FileNamespec-57019-EG024121N042539M01_sp12-113.fits  FITS files name (meta.id)
  
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