Dictionary of Nomenclature of Celestial Objects
(Last update: 02-Nov-2023)

Result of query: info cati WXD99]$

Details on Acronym:   [WXD99]
   [WXD99] (Wei+Xu+Dong+, 1999) Write:<<[WXD99] JHHMMSS.ss+DDMMSS.s>> N: 174 Object:(Opt)  (SIMBAD class: Unknown = Object of Unknown Nature) Note:ROSAT RASS observations.
N=174 possible identifications of 156 X-ray sources. Ref:=1999A&AS..139..575W byWEI J.Y. , XU D.W., DONG X.Y., HU J.Y. Astron. Astrophys., Suppl. Ser., 139, 575-599 (1999) An AGN sample with high x-ray-to-optical flux ratio from RASS. I. The optical identification. oTable 2: <[WXD99] JHHMMSS.ss+DDMMSS.s> N=174. =E=Catalogue in electronic form as J/A+AS/139/575 Originof the Acronym: S = Created by Simbad, the CDS Database

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