VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

  
J/A+A/661/A44
  A first eROSITA view of ultracool dwarfs (Stelzer+, 2022)
ReadMe+ftp
2022A&A...661A..44S
Similar Catalogs
Post annotation 		img(gal)
1.J/A+A/661/A44/table2Multi-wavelength properties of the UCDs and UCD candidates identified as bona-fide or plausible counterparts to an eRASS1 X-ray source (58 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);phys.veloc.orbital;arith.diff;phys.veloc)
  GaiaDR2  Gaia DR2 (Cat. I/345) designation of the UCD (source_id) ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  Gmag mag G-band magnitude from the Gaia DR2 catalog (Gmag) ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  Jmag mag J-band magnitude from the 2MASS (Cat. II/246) catalog (Jmag) ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  W1mag mag (n) W1-band magnitude from the AllWISE (Cat. II/328) catalog (W1mag) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  SpTypeopt (char) Spectroscopic spectral type in visual bandpass (spt_opt) (Note 1)   ((unassigned);em.line;arith.grad;pos.posAng;meta.main)
  SpTypeph (char) Photometric spectral type from the G-J color index (spt_photo) (Note 2)   ((unassigned);(unassigned);(unassigned);pos.posAng;meta.main)
  Dist pc Distance from Bailer-Jones et al. (2018, Cat. I/347) (dist) ((unassigned);phys.veloc.orbital;arith.diff;em.UV.10-50nm)
  e_Dist pc Lower error on the distance estimated by Bailer-Jones et al. (2018) (elo_dist) ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  E_Dist pc Upper error on the distance estimated by Bailer-Jones et al. (2018) (eup_dist) ((unassigned);phys.veloc.orbital;arith.diff;time.age;pos.phaseAng;meta.main)
  logLX [10-6W] log of Lx for the eROSITA band 1+2 (LogLx) (Note 3)   ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);(unassigned);(unassigned))
  logLX/Lbol [-] log of the ratio between the eROSITA LX and Lbol from Filippazzo et al. (2015ApJ...810..158F) (LogLxLbol) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);instr.offset)
  fyoung (char) Flag for young star (flag_young) (Note 4)   ((unassigned);phys.veloc.orbital;arith.diff;pos.eq.dec)
  ryoung (char) Reference on young star (ref_young) ((unassigned);phys.veloc.orbital;arith.diff;phys.size.diameter)
  fbinary (char) Flag for binary system (flag_binary) (Note 4)   ((unassigned);phys.veloc.orbital;arith.diff;pos.eq.dec)
  rbinary (char) Reference on binary system (ref_binary) ((unassigned);phys.veloc.orbital;arith.diff;phys.size.diameter)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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