M. Usatov

AAVSO Observer Code UMAB

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  • Research
  • Notes & EssaysMy essays on various astronomy topics.
  • PostersMy posters and collages designed to concentrate overview information about a particular topic and serve as quick go-to knowledgebases.
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  • Planetary Nebulae
  • Diffuse Nebulae
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Other

Observing the Sun in H-alpha

October 8, 2007October 8, 2016

An online article by D. Knisely translated to Russian.

Other

Spectroscopy with Star Analyzer 100

October 8, 2006October 8, 2016
Other

M 42 Nomenclature

October 8, 2006October 8, 2016

M42, the Great Orion Nebula, is probably one of the most interesting objects in the sky. The amount of details […]

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