Practical astronomy

Discussions dedicated to exchanges on the practice of astronomy.

46977 topics in this forum

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  1. Soldes 2009 chez OU

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  2. T1000

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  3. Clavius166

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  4. L'heure du choix.

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  5. la monture de l'avenir?

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  • Astronomie planétaire
    Astronomie planétaire
    Sous la direction de C. Pellier
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