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Old 11-08-2009, 10:37 PM
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multiweb (Marc)
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Join Date: Oct 2007
Location: Sydney
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Eta Narrow Band Widefield

Here's a reprocess from old data with the ED80. Now I have a bit more experience with narrowband processing I thought I'd give another go at the green Eta I did a while ago.

Full frame is at: http://www.multiweb.com.au/astro/ngc...iiHaOiii_f.jpg [2.4MB]

This time I used the Ha for sharpening only. The lum was made out of the 3 channels Sii, Ha & Oiii so there are more stars and they look a bit more natural. This one looks a bit better I reckon. Thanks for looking & let me know what you think.

I now added an LHaHaOiiiOiii version which I managed to squeeze more details out of. Full frame is at: http://www.multiweb.com.au/astro/ngc...OiiiOiii_f.jpg [2.6MB] . I think that's the max the data can be pushed too. Not enough pixels left on the ED80/QHY8 combo to get anything more
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Click for full-size image (ngc3372_LHaSiiHaOiii_cf.jpg)
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Click for full-size image (ngc3372_LHaHaOiiiOiii_cf.jpg)
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Last edited by multiweb; 12-08-2009 at 11:00 PM. Reason: Added HaOiii with more details
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