Dictionary of Nomenclature of Celestial Objects

7] XN
Note:Chandra X-ray sources at the redshift of ClG 2053-0449.
in source:1E 2053.7-0449 = ClG 2053-0449
Ref:=2007ApJ...664L...9E
byEASTMAN J. , MARTINI P., SIVAKOFF G., KELSON D.D., MULCHAEY J.S., TRAN K.-V.
 Astrophys. J., 664L, 9-12 (2007)
  First measurement of a rapid increase in the AGN fraction in high-redshift clusters of galaxies.
oText: The cluster 0848.6+4453 (ClG 0848+4453 in SIMBAD) has a z = 1.273, and the cluster 0848.8+4456 (ClG J0848+4456 in SIMBAD) a z = 0.57. Table 2: CXOSEXSI sources seem to be in ClG 0848+4456. (See 1999AJ....118...76R, table 1)
oTable 1: <[EMS2007b] MS2053-XN> (Nos X1 to X5).

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