Quote:
Originally Posted by strongmanmike
Using 6nm filters, when deciding if I will bother capturing Ha for a galaxy,
I generally use 80 million light years as a practical limit. I don't have Maxim DL.
Mike
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Thanks Mike,
sorry if I was a pain but I was always hoping you would obtain at some stage
FWHM values of less than 1 arc second at your new observatory
to make it the best seeing in Australia.
In Melbourne I'm lucky if I get 3 arc seconds -
many nights were 6 arc seconds.
cheers
Allan