LIBROS DEL AUTOR: gerry a good

2 resultados para LIBROS DEL AUTOR: gerry a good

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  • L’osservazione delle stelle variabili
    Gerry A. Good
    ...
    Disponible

    33,18 €

  • Observing Variable Stars
    Gerry A. Good
    Observing variable stars is one of the major contributions amateur astronomers make to science. There are 36,000 variable stars listed in the General Catalogue of Variable Stars, so it is clearly impossible for the limited number of professional observatories to target even the majority of them. That’s where amateur astronomers come in - thousand...
    Disponible

    53,98 €