Dictionary of Nomenclature of Celestial Objects

Details on Acronym:   [ESM2017]
   [ESM2017] Write:<<[ESM2017] XN>> N: 2 Object:AGN  (SIMBAD class: AGN = Active Galaxy Nucleus) Note:Chandra ACIS-S observations of N=2 X-ray sources, a dual AGN in SDSS J140737.17+442856.2. in source:SDSS J140737.17+442856.2 Ref:=2017MNRAS.470L..49E byELLISON S.L. , SECREST N.J., MENDEL J.T., SATYAPAL S., SIMARD L. Mon. Not. R. Astron. Soc., 470L, 49-53 (2017) Discovery of a dual active galactic nucleus with ~8 kpc separation. oFig. 2, Table 1: <[ESM2017] XN> (Nos X1-X2). Originof the Acronym: S = Created by Simbad, the CDS Database

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