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Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:

Target dimension:

Radius Box size

  HST view of YSOs in the LMC (Vaidya+, 2009)
Post annotation
1.J/ApJ/707/1417/table1(c)Properties of YSOs with HST Hα images (76 rows)
2.J/ApJ/707/1417/table2Properties of resolved HII regions associated with massive YSOs (8 rows)
3.J/ApJ/707/1417/table3Properties of marginally resolved and unresolved HII regions associated with massive YSOs (14 rows)
4.J/ApJ/707/1417/table4(c)List of non-YSOs (17 rows)

Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1+4)Seq  Running sequence number (;meta.main)
   (ALL)[GC2009] (char) (i) Identification from Gruendl & Chu, 2009, Cat. J/ApJS/184/172 ( (
  (1)HII (char) link to properties of resolved HII regions associated (r) or marginally or unresolved HII regions associated (u) (meta.ref.url)
  (1+3)Cat (char) Category of the environment (Note G1)   (meta.code)
  (1)f_Cat (char) [cd, ] Flag(s) on Cat (Note 1)   (meta.code)
  (1)DEM (char) Associated HII region from Davies et al. (1976, Cat. VII/232; <DEM L NNNa> in Simbad) (
  (1)LHA120 (char) Associated HII region from Henize (Note 2)   (
  (1)CO? (char) [Yes/No ] CO detection (Note 3)   (meta.code)
  (1)LH (char) Nearby OB association (Note 4)   (
  (1+2+3)IRS (char) Spitzer/IRS classification of the YSO (Note G2)   (meta.code)

ALL cols
 (i)indexed column
  (1)Si? (char) [Yes/No ] Si absorption feature in IRS spectra (meta.code)
  (1)YSO (char) YSO type (src.class)
  (1)Fig (char) Figure number in the paper (
  (1+4)SimbadName (char) Designation understandable by the Simbad data-base (
  (1+4)_RA deg (i) Position, from the [GC2009] name (right ascension part) (pos.eq.ra;meta.main)
  (1+4)_DE deg (i) Position, from the [GC2009] name (declination part) (pos.eq.dec;meta.main)
  (2)Lgth pc Length (Note 1)   (pos.distance;phys.size)
  (2+3)FHa mW/m2 Hα flux not corrected for extinction (phot.flux;em.line.Halpha)
  (2)EM pc/cm6 Emission measure of the HII region (phys.emissMeasure;obs.field)
  (2)ne cm-3 rms electron density (stat.stdev;phys.density;phys.electron)
  (2)LHa 10-7W Hα luminosity (Note 2)   (phys.luminosity;em.line.Halpha)
  (2)Q(H0) ph/s Ionizing power (Q(H0)) in photons/s (Note 2)   (phys.luminosity)
  (2)SpT (char) MK spectral type (Note 2)   (src.spType)

ALL cols
 (i)indexed column
  (3)Fc mW/m2 (n) Expected continuum flux of the YSO in the Hα passband (phot.flux;em.line.Halpha)
  (4)f_[GC2009] (char) [*] *: Object also in table 1; Seq 15 (flag added by CDS) (meta.code)
  (4)Type (char) Description of the source (src.class)

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