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Deerlick Group (NGC 7331) and Stephan's Quintet with IFN - 8h from B4.5
Deerlick Group (NGC 7331) and Stephan's Quintet with IFN - 8h from B4.5 by Stanty8
William Optics ZenithStar 73 / ZS73
TamanEwen Charlton
Equipment item: telescope.
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Ewen Charlton
Backfocus calculation
William Optics ZenithStar 73 / ZS73RefractorsFlattener
Ewen Charlton
Last post: Taman
Taman
3247
Aug 19, 2023
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