Dictionary of Nomenclature of Celestial Objects

 
N: 1
Object:ULX  (SIMBAD class: ULX = Ultra-luminous X-ray Source)
Note:Chandra ACIS observations of N=1 ULX in NCG 925.
Use of archival Swift, XMM-Newton, and NuSTAR data.
in source:NGC 925
Ref:=2020ApJ...891..153E
byEARNSHAW H.P. , HEIDA M., BRIGHTMAN M., FURST F., HARRISON F.A., JAODAND A., MIDDLETON M.J., ROBERTS T.P., SATHYAPRAKASH R., STERN D., WALTON D.J.
 Astrophys. J., 891, 153-153 (2020)
  The (re)appearance of NGC 925 ULX-3, a new transient ULX.
o<[EHB2020] NGC 925 ULX-3> N=1.

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