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=6111778
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ColumnValue  Explain   (UCD)
_RAJ200018 52 00.710400000 "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+44 17 03.22440000 "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)
_RAB195018 50 30.374164728 "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+44 13 20.95915164 "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)
_Glon073.928089972974 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+18.468348214754 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)
6111778recno 6111778  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
spplot  Show the spectrum (meta.ref.url)

ObsID365801014   [101001/462816250] Observation ID (meta.id)
TargetJ185200.71+441703.2  (i) Target Designation (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
Obs.Date2015-10-06 "Y:M:D" Target Observation Date (time.epoch;obs)
LMJD57302   [55859/57542] Local Modified Julian Day (time.epoch)
MJD57301   [55858/57541] Modified Julian Day (time.epoch)
PlanIdKP185111N464417V04  Plan Name (obs.field)
spId01   [1/16] Spectrograph ID (meta.id;instr)
FiberId014   [1/250] Fiber ID (meta.id)
RAJ2000283.0029600000 deg (i) Fiber pointing right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+44.2842290000 deg (i) Fiber pointing declination (J2000) (pos.eq.dec;meta.main)
snru 2.54   Signal Noise Ratio of u filter (stat.snr)
snrg 19.18   Signal Noise Ratio of g filter (stat.snr)
snrr 37.88   Signal Noise Ratio of r filter (stat.snr)
snri 46.82   Signal Noise Ratio of i filter (stat.snr)
snrz 32.11   Signal Noise Ratio of z filter (stat.snr)
objTypeStar  Object Type (src.class)
ClassSTAR  Spectra Type (src.class)
SubClassF9  Stellar Sub-Class (src.class)
z 0.0000172786   Redshift (src.redshift)
e_z 0.0000238832   []? rms uncertainty on z (stat.error;src.redshift)
magTypeKp  Target Magnitude Type (meta.note)
mag113.40   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)
tsourceKepler  Organization or person who submits input catalog (meta.curation)
FiberTypeObj  Fiber Type of target (Obj, Sky, F-std, Unused, PosErr, Dead) (meta.note)
tfromP15  Input catalog submitted by an organization or a person determined by the tsource (obs.observer)
tInfokplr008280511  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)
RA1deg283.0029600000  Rigth ascension from input catalog (J2000) (pos.eq.ra)
DE1deg44.2842290000  Declination from input catalog (J2000) (pos.eq.dec)

AssocDataObsCore view  Associated Data web page (meta.ref.url)
FileNamespec-57302-KP185111N464417V04_sp01-014.fits  FITS files name (meta.id)
  
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