Dictionary of Nomenclature of Celestial Objects

ations of N=16 X-ray sources in NGC 2139. Use of HST WFPC2 data (from the Hubble Legacy Archive) to identify N=19 candidate optical counterparts.
in source:NGC 2139
Ref:=2012AJ....144...12S
bySHIELDS J.C. , BOKER T., HO L.C., RIX H.-W., VAN DER MAREL R.P., WALCHER C.J.
 Astron. J., 144, 12 (2012)
  Chandra observations of the nuclear star cluster and ultraluminous X-ray sources in NGC 2139.
oFig. 1, Table 1: <[SBH2012] NN> (Nos 1-16). Table 2: <[SBH2012] JHHMMSS.ss+DDMMSS.ss> N=19.

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