Spectroscopy and photometry

Discussions dedicated to spectroscopy and photometry.

308 topics in this forum

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  1. SN2014J dans M82

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  2. SNR et binning

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  3. ISON - 31 Octobre

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  4. Comete Lemmon

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  5. Nouveau spectro Alpy

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  6. spectro

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  7. Cas A (3C461)

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