Wycombe Astronomical Society

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 Nebulae  
M1 Crab Nebula, 30 Dec 2008, 9.25”SCT f6.3, Bahtinov Mask for focus, DSI-II, CLS Filter, 93 x 20sec, Photoshop CS3. Sandy Giles.

M1 Crab Nebula, 30 Dec 2008, 9.25”SCT f6.3, Bahtinov Mask for focus, DSI-II, CLS Filter, 93 x 20sec, Photoshop CS3. Sandy Giles.


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