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=5325648
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ColumnValue  Explain   (UCD)
_RAJ200012 30 59.736000000 "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+35 45 42.80040000 "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)
_RAB195012 28 32.233625938 "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+36 02 16.17236404 "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)
_Glon148.425641809400 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+80.332019892666 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)
5325648recno 5325648  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
spplot  Show the spectrum (meta.ref.url)

ObsID307708011   [101001/462816250] Observation ID (meta.id)
TargetJ123059.73+354542.8  (i) Target Designation (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
Obs.Date2015-01-29 "Y:M:D" Target Observation Date (time.epoch;obs)
LMJD57052   [55859/57542] Local Modified Julian Day (time.epoch)
MJD57051   [55858/57541] Modified Julian Day (time.epoch)
PlanIdHD122712N362227M01  Plan Name (obs.field)
spId08   [1/16] Spectrograph ID (meta.id;instr)
FiberId011   [1/250] Fiber ID (meta.id)
RAJ2000187.7489000000 deg (i) Fiber pointing right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+35.7618890000 deg (i) Fiber pointing declination (J2000) (pos.eq.dec;meta.main)
snru 1.37   Signal Noise Ratio of u filter (stat.snr)
snrg 7.46   Signal Noise Ratio of g filter (stat.snr)
snrr 12.37   Signal Noise Ratio of r filter (stat.snr)
snri 22.63   Signal Noise Ratio of i filter (stat.snr)
snrz 14.07   Signal Noise Ratio of z filter (stat.snr)
objTypeStar  Object Type (src.class)
ClassQSO  Spectra Type (src.class)
SubClassNon  Stellar Sub-Class (src.class)
z 0.0998010000   Redshift (src.redshift)
e_z 0.0000621900   []? rms uncertainty on z (stat.error;src.redshift)
magTypev  Target Magnitude Type (meta.note)
mag118.44   Magnitude in Band 1 of magType (phot.mag)
mag2    Magnitude in Band 2 of magType (phot.mag)
mag3    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)
tsourceLEGAS_ZYX  Organization or person who submits input catalog (meta.curation)
FiberTypeObj  Fiber Type of target (Obj, Sky, F-std, Unused, PosErr, Dead) (meta.note)
tfromDR9_dd  Input catalog submitted by an organization or a person determined by the tsource (obs.observer)
tInfo1237665025979777112  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)
RA1deg187.7489000000  Rigth ascension from input catalog (J2000) (pos.eq.ra)
DE1deg35.7618890000  Declination from input catalog (J2000) (pos.eq.dec)

AssocDataObsCore view  Associated Data web page (meta.ref.url)
FileNamespec-57052-HD122712N362227M01_sp08-011.fits  FITS files name (meta.id)
  
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