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=1300081
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ColumnValue  Explain   (UCD)
_RAJ200001 05 42.585600000 "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+07 32 55.21200000 "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)
_RAB195001 03 06.408994347 "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+07 16 52.50129995 "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)
_Glon129.129992312336 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-55.151233213696 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)
1300081recno 1300081  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
spplot  Show the spectrum (meta.ref.url)

ObsID 77208029   [101001/462816250] Observation ID (meta.id)
TargetJ010542.58+073255.2  (i) Target Designation (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
Obs.Date2012-11-08 "Y:M:D" Target Observation Date (time.epoch;obs)
LMJD56240   [55859/57542] Local Modified Julian Day (time.epoch)
MJD56239   [55858/57541] Modified Julian Day (time.epoch)
PlanIdEG010249N073002F  Plan Name (obs.field)
spId08   [1/16] Spectrograph ID (meta.id;instr)
FiberId029   [1/250] Fiber ID (meta.id)
RAJ2000016.4274400000 deg (i) Fiber pointing right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+07.5486700000 deg (i) Fiber pointing declination (J2000) (pos.eq.dec;meta.main)
snru 0.00   Signal Noise Ratio of u filter (stat.snr)
snrg 1.33   Signal Noise Ratio of g filter (stat.snr)
snrr 2.30   Signal Noise Ratio of r filter (stat.snr)
snri 3.90   Signal Noise Ratio of i filter (stat.snr)
snrz 2.16   Signal Noise Ratio of z filter (stat.snr)
objTypeEMG  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)
mag120.21   Magnitude in Band 1 of magType (phot.mag)
mag218.99   Magnitude in Band 2 of magType (phot.mag)
mag318.73   Magnitude in Band 3 of magType (phot.mag)
mag418.57   Magnitude in Band 4 of magType (phot.mag)
mag518.45   Magnitude in Band 5 of magType (phot.mag)
mag610.00   Magnitude in Band 6 of magType (phot.mag)
mag7 0.10   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)
tfromDR9  Input catalog submitted by an organization or a person determined by the tsource (obs.observer)
tInfoSD010542.58+073255.2 No  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 16.4274400000  Rigth ascension from input catalog (J2000) (pos.eq.ra)
DE1deg 7.5486700000  Declination from input catalog (J2000) (pos.eq.dec)

AssocDataObsCore view  Associated Data web page (meta.ref.url)
FileNamespec-56240-EG010249N073002F_sp08-029.fits  FITS files name (meta.id)
  
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