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Soleil du 23 septembre

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Ce matin vers 9h30 , les conditions étaient très bonnes pour faire quelques scans sur notre étoile :)

En h alpha, avec la 80ED + Sol'Ex + ND8 + réducteur x0.5 + ASI 178 mm


















Et en lumière blanche : 80ED + astrosolar 3.8 + DMK 41 + K Line, mosaïque de 2 images





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Observing, imaging and studying the planets
A comprehensive book about observing, imaging, and studying planets. It has been written by seven authors, all being skillful amateur observers in their respective domains.
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