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Old 02-12-2013, 08:14 PM
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RickS (Rick)
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Join Date: Apr 2010
Location: Brisbane
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Tough target, Greg! You got a decent result for the time but it's a galaxy that needs lots of data. HyperLeda gives a surface brightness of only 23.43 +/- 0.25 mag/arcsec^2.

Quote:
Originally Posted by tilbrook@rbe.ne View Post
One thing that puzzles me, there seems to be no HA regions showing.
They are there but also very dim. I had traces of them in my 18 hour Qld Astrofest image.

Cheers,
Rick.
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