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=4535314
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ColumnValue  Explain   (UCD)
_RAJ200005 30 38.151744000 "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 39 02.77776000 "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 28 06.335514997 "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 41 16.33302193 "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)
_Glon204.937355650640 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-18.682699427385 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)
4535314recno 4535314  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
spplot  Show the spectrum (meta.ref.url)

ObsID259813157   [101001/462816250] Observation ID (meta.id)
TargetJ053038.15-013902.7  (i) Target Designation (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
Obs.Date2014-11-04 "Y:M:D" Target Observation Date (time.epoch;obs)
LMJD56966   [55859/57542] Local Modified Julian Day (time.epoch)
MJD56965   [55858/57541] Modified Julian Day (time.epoch)
PlanIdHD052428S022349V01  Plan Name (obs.field)
spId13   [1/16] Spectrograph ID (meta.id;instr)
FiberId157   [1/250] Fiber ID (meta.id)
RAJ2000082.6589656000 deg (i) Fiber pointing right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-01.6507716000 deg (i) Fiber pointing declination (J2000) (pos.eq.dec;meta.main)
snru 51.55   Signal Noise Ratio of u filter (stat.snr)
snrg278.10   Signal Noise Ratio of g filter (stat.snr)
snrr375.67   Signal Noise Ratio of r filter (stat.snr)
snri468.07   Signal Noise Ratio of i filter (stat.snr)
snrz371.85   Signal Noise Ratio of z filter (stat.snr)
objTypeStar  Object Type (src.class)
ClassSTAR  Spectra Type (src.class)
SubClassF0  Stellar Sub-Class (src.class)
z 0.0000780206   Redshift (src.redshift)
e_z 0.0000168116   []? rms uncertainty on z (stat.error;src.redshift)
magTypegri  Target Magnitude Type (meta.note)
mag111.09   Magnitude in Band 1 of magType (phot.mag)
mag210.82   Magnitude in Band 2 of magType (phot.mag)
mag310.70   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)
tfromLCH00001  Input catalog submitted by an organization or a person determined by the tsource (obs.observer)
tInfo<offset,10.82, 82.659271390, -1.650798330, 1.10>9578873789385524  Target ID from SDSS, UCAC4, PANSTAR and other catalogue (meta.bib)
n_offset1   [0/1] Whether there is a fiber offset during observation (meta.note)
offset 1.100 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 82.6592713900  Rigth ascension from input catalog (J2000) (pos.eq.ra)
DE1deg-1.6507983300  Declination from input catalog (J2000) (pos.eq.dec)

AssocDataObsCore view  Associated Data web page (meta.ref.url)
FileNamespec-56966-HD052428S022349V01_sp13-157.fits  FITS files name (meta.id)
  
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