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Old 18-01-2023, 07:47 PM
tornado33
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Location: Newcastle, NSW, Australia
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Spirograph Nebula IC 418

Finally clear sky last night. Had a crack at this tiny thing. I can't believe how bright it is, incredible surface brightness. Initially I had trouble finding it even though the Argo Navis on the 1986 vintage Sampson mount put it almost dead centre. I mistook it for a bright star till I realised the star patterns were right and it was near centre of image field.

So very short low ISO exposures. 6 x 30 secs ISO 200. EOS Ra. 10 inch F5.6 Newtonian. Crop from larger FOV and upscaled. Seeing was unusually good for Newcastle.
Scott
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Old 20-01-2023, 05:07 PM
AdamJL
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Just looked it up.. wow, that is indeed tiny!! Awesome work on such a small subject
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Old 26-01-2023, 06:33 PM
tornado33
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Thanks. A 20 inch scope in good seeing at f10 or so would be great
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Old 27-01-2023, 02:05 PM
AdamJL
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Quote:
Originally Posted by tornado33 View Post
Thanks. A 20 inch scope in good seeing at f10 or so would be great
on top of a mountain in Chile as well would help
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