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=6417463
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ColumnValue  Explain   (UCD)
_RAJ200022 25 15.809136000 "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+01 21 02.70972000 "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)
_RAB195022 22 42.609129557 "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+01 05 47.30591942 "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)
_Glon065.975546454389 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-44.754648000662 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)
6417463recno 6417463  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
spplot  Show the spectrum (meta.ref.url)

ObsID382509126   [101001/462816250] Observation ID (meta.id)
TargetJ222515.80+012102.7  (i) Target Designation (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
Obs.Date2015-11-09 "Y:M:D" Target Observation Date (time.epoch;obs)
LMJD57336   [55859/57542] Local Modified Julian Day (time.epoch)
MJD57335   [55858/57541] Modified Julian Day (time.epoch)
PlanIdEG222106N010205M01  Plan Name (obs.field)
spId09   [1/16] Spectrograph ID (meta.id;instr)
FiberId126   [1/250] Fiber ID (meta.id)
RAJ2000336.3158714000 deg (i) Fiber pointing right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+01.3507527000 deg (i) Fiber pointing declination (J2000) (pos.eq.dec;meta.main)
snru 1.23   Signal Noise Ratio of u filter (stat.snr)
snrg 3.09   Signal Noise Ratio of g filter (stat.snr)
snrr 6.03   Signal Noise Ratio of r filter (stat.snr)
snri 7.07   Signal Noise Ratio of i filter (stat.snr)
snrz 4.76   Signal Noise Ratio of z filter (stat.snr)
objTypeStar  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)
magTypegri  Target Magnitude Type (meta.note)
mag117.95   Magnitude in Band 1 of magType (phot.mag)
mag217.35   Magnitude in Band 2 of magType (phot.mag)
mag317.11   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)
tsourceLEGUE_LCH  Organization or person who submits input catalog (meta.curation)
FiberTypeObj  Fiber Type of target (Obj, Sky, F-std, Unused, PosErr, Dead) (meta.note)
tfromLCH100020  Input catalog submitted by an organization or a person determined by the tsource (obs.observer)
tInfo13670000812067272  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)
RA1deg336.3158714000  Rigth ascension from input catalog (J2000) (pos.eq.ra)
DE1deg 1.3507527000  Declination from input catalog (J2000) (pos.eq.dec)

AssocDataObsCore view  Associated Data web page (meta.ref.url)
FileNamespec-57336-EG222106N010205M01_sp09-126.fits  FITS files name (meta.id)
  
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