Dictionary of Nomenclature of Celestial Objects
(Last update: 24-Jun-2022)

Result of query: info cati DD2003] HII NN$

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Details on Acronym:   [DD2003]
  
[DD2003] (Donzelli+Davoust, 2003) (Not yet in Simbad)
 Write:<<[DD2003]  HII NN>>  

        <<[DD2003]  Knot NN>>
 N:  17+10
Object:HII + Knot  (SIMBAD class: Unknown = Object of Unknown Nature)
  Note:N=17 resolved HII regions in NGC 5666,    and N=10 outer knots.
 in source:NGC 5666
   Ref:=2003A&A...409...91D
     byDONZELLI C.J.
, DAVOUST E.
 Astron. Astrophys., 409, 91-97 (2003)

    On the nature of the galaxy NGC 5666.

oFig.2, Table 3: <[DD2003] HII NN> (Nos 1-17). Fig.3, Table 4:    <[DD2003] Knot NN> (Nos 1-10).
 Originof the Acronym: S = Created by Simbad, the CDS Database