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Old 16-06-2015, 08:21 AM
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batema (Mark)
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Omea Centauri revisited.

Hi,
I have tried a second time to process this beautiful object and have tried to reduce the horrible orange image I posted previously and bring out some of the blue stars. As always feedback is very welcome.

Taken with William Optics Flt110 on AP 1100gto with self guiding SBIG 8300m. Total Luminance 48 minutes at 3 minute subs and RGB colour 7 minutes each channel at 1 minute each. Stacked in DSS and processed in Photoshop.

The first image is my latest attempt with the second my original.

Thanks

Mark
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Old 16-06-2015, 09:01 PM
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DJScotty (Scott)
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Definitely some blue stars there. Very big difference in the two images. Very nice
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Old 16-06-2015, 09:49 PM
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Definite improvement Mark. The core is more resolved as well. Good job.
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Old 16-06-2015, 10:06 PM
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Much better. There are a quite a few golden stars in that field as well as some blue ones.

I suggest playing with the selective colour tool in photoshop as well as the colour balance tool to try to bring them out more. At the moment they are still a bit monotone. Perhaps 1 minute subs are working against you there as that must be limiting the colour data.

Greg.
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Old 16-06-2015, 11:22 PM
jase (Jason)
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I agree with others Mark, your new image looks significantly better. It easy to blow out the core, but you've managed it well. As Greg mentions, a little more colour in the stars would be nice but its a great image especially considering the small quantity of data. Well done.
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Old 17-06-2015, 04:54 PM
Placidus (Mike and Trish)
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Much better colour and saturation in the core now. Nice.
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Old 17-06-2015, 05:28 PM
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batema (Mark)
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Thank you all. Next to try to process 20 hours I've got on M 17. If anyone could point me in the direction of processing 7 h of lum, 8h of Ha and 2h of each RGB in terms of processing in Photoshop that would be very helpful. Thanks again.
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