VizieR

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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
 Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/A+A/660/A38
  Ultracool dwarfs with spectra in LAMOST DR7 (Wang+, 2022)
ReadMe+ftp
2022A&A...660A..38W
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/660/A38/table2Radial velocity and atmosphere parameters in LDR7 (734 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. ((unassigned);meta.version;arith.diff;phys.veloc)
  Seq   [1/734] Running number ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  RAJ2000 deg Right ascension (J2000.0) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  DEJ2000 deg Declination (J2000.0) ((unassigned);meta.version;arith.diff;(unassigned);arith)
  RV km/s (n) Radial velocity from LAMOST DR7 ((unassigned);meta.version;arith.diff;spect.index;arith.diff;meta.main)
  Teff K (n) Effective temperature from LAMOST DR7 ((unassigned);(unassigned);(unassigned);em.radio)
  e_Teff K (n) Uncertainty of effective temperature from LAMOST DR7 ((unassigned);meta.version;arith.diff;time.age;em.radio.20-100MHz)
  logg [cm/s2] (n) Surface gravity from LAMOST DR7 ((unassigned);(unassigned);(unassigned);(unassigned))
  e_logg [cm/s2] (n) Uncertainty of surface gravity from LMAOST DR7 ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  MH [-] (n) Metallicity from LAMOST DR7 ((unassigned);meta.version;arith.diff;pos.emergenceAng)
  e_MH [-] (n) Uncertainty of metallicity from LAMOST DR7 ((unassigned);meta.version;arith.diff;time.age;meta.main)
  Li (char) [HMLN] Flag of the lithium strength (Note 1)   ((unassigned);meta.version;arith.diff;pos.eq.dec)
  SNRi  Signal to noise ratio in SDSS i band from LAMOST DR7 ((unassigned);meta.version;arith.diff;meta.abstract;meta.main)
  SNRz  Signal to noise ratio in SDSS z band from LAMOST DR7 ((unassigned);(unassigned);(unassigned);meta.abstract;meta.main)
  SimbadName (char) (n)Designation understandable by the Simbad data-base (src.class.distance;pos.wcs.crval;arith.grad;spect.line.veloc)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
Adapt form
 Display your selection only Reset to default columns
usage  Display UCD1+    UCD1  

The following problems were encountered in this VizieR run:
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846480000 Where phase=3 and catid=36600038
**** 
**** --POSTGRES MSG db=1
**** Report from: stdb_pg,     Status: STDB_ERR 
****ERROR:  invalid page in block 0 of relation base/16403/6104 
****ERROR:  invalid page in block 0 of relation base/16403/6104
If you can't find a solution, report to CDS and insert into your message the following details:

.errorfile=/tmp/VR730405.err (2026-10-28T05:19:58)
-3
-source=J/A+A/660/A38/table2
-ref=VIZ6ae185ffb2525
elapse time 2