VizieR

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VizieR

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V/153/stellar4 LAMOST DR4 catalogs (Luo+, 2018)
A, F, G and K type stars catalog (4537436 rows)
  recno=2631889
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ColumnValue  Explain   (UCD)
_RAJ200001 57 46.227840000 "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+38 04 28.44084000 "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 54 47.153859576 "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+37 49 52.80617866 "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)
_Glon137.056145295378 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-22.971104219554 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)
2631889recno 2631889  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ObsID264308098   [101001/462816247] Observation ID (meta.id)
TargetJ015746.22+380428.4  Target Designation (JHHMMSS.ss+DDMMSS.s) (meta.id;meta.main)
ObsDate2014-11-10 "Y:M:D" Target Observation Date (time.epoch;obs)
LMJD56972 d [55859/57542] Local Modified Julian Day (time.epoch)
MJD56971 d [55858/57541] Modified Julian Day (time.epoch)
PlanIdHD015029N381811V01  Plan Name (obs.field)
spId 8   [1/16] Spectrograph ID (meta.id;instr)
FiberId 98   [1/250] Fiber ID (meta.id)
RAJ2000029.4426160000 deg (i) Fiber pointing right Ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+38.0745669000 deg (i) Fiber pointing declination (J2000) (pos.eq.dec;meta.main)
snru 57.08  Signal Noise Ratio of u filter (stat.snr)
snrg206.15  Signal Noise Ratio of g filter (stat.snr)
snrr294.92  Signal Noise Ratio of r filter (stat.snr)
snri339.66  Signal Noise Ratio of i filter (stat.snr)
snrz251.62  Signal Noise Ratio of z filter (stat.snr)
objTypeStar  Object Type (src.class)
ClassSTAR  Stellar Class (src.class)
SubClassF0  Stellar Sub-Class (src.class)
z 0.0001463679  Redshift (src.redshift)
e_z 0.0000311215   [] rms uncertainty on z (stat.error;src.redshift)
magTypegri  Target Magnitude Type (meta.note)
mag110.63 mag Magnitude in band 1 of magType (phot.mag)
mag210.38 mag Magnitude in band 2 of magType (phot.mag)
mag310.33 mag Magnitude in band 3 of magType (phot.mag)
mag4  mag Magnitude in band 4 of magType (phot.mag)
mag5  mag Magnitude in band 5 of magType (phot.mag)
mag6  mag Magnitude in band 6 of magType (phot.mag)
mag7  mag 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)
tfromLCH01003  Input catalog submitted by an organization or a person determined by the tsource (obs.observer)
tInfo<offset,10.38, 29.441894170, 38.074566940, 2.05>17758989015667108  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 2.050 arcsec If offset is true, it gives the offset distance from the target's coordinator in input catalog (pos.angDistance;arith.diff)
RA1deg 29.4418941700 deg Right ascension from input catalog (J2000) (pos.eq.ra)
DE1deg38.0745669400 deg Declination from input catalog (J2000) (pos.eq.dec)
Teff6832.87 K Effective temperature (phys.temperature.effective)
e_Teff 16.94 K Uncertainty of Effective temperature (stat.error;phys.temperature.effective)
logg 4.087 [cm/s2] Surface gravity (phys.gravity)
e_logg 0.027 [cm/s2] Uncertainty of Surface gravity (stat.error)
[Fe/H]-0.226 [-] Metallicity (phys.abund.Z)
e_[Fe/H] 0.014 [-] Uncertainty of Metallicity (stat.error;phys.abund.Fe)
HRV 43.88 km/s Heliocentric Radial Velocity (spect.dopplerVeloc;pos.heliocentric)
e_HRV 9.33 km/s Uncertainty of Heliocentric Radial Velocity (stat.error)
  
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