M031 - core of Andromeda Galaxy in Andromeda
- DS432m + UHC filter on 8 inch SCT @f/5
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A research scientist with ~50 years experience in structural geology (fieldwork and theory), starting in Britain, in France and 30 years with the Geological Survey of Canada (now retired), I have recycled into planetary geology by combining my twin passions for professional geoscience and amateur astronomy : see 2020 and 2023 papers + "unpublishable" (!) 2024 manuscript
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1984
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2000
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2016
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2022
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