Abstract

AbstractLow resolution optical spectra of comet Hale-Bopp 1995 O1 taken with a simple equipment are presented. A small fiber feed spectrograph was used linked first to a telescope of 0.1 m aperture and then to another one of 0.25 m aperture. The qualitative survey of the evolution of the Na (λ5893) doublet in comet Hale-Bopp is reported.

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