Navegação Ciências Exatas e da Terra por Assunto "Galaxies: individual: NGC 4861"

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    • Ccd imaging of ngc 4861 : morphology and brightness distribution 

      Dottori, Horacio Alberto; Cepa, Jordi; Vilchez, Jose M.; Barth, Clarissa Silva (1994) [Artigo de periódico]
      We discuss narrow band CCD imaging of NGC 4861 in continua at 4500 Å, 5300 Å and 6300 Å as well as in Hα, Hβ and [OIII] λ 5007Å lines. We find that the system exhibits a double nucleus structure anda counter-tail to the ...