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Forum: Pentax K-5 & K-5 II 08-02-2011, 01:52 PM  
K-5 Night/Astro Photography
Posted By KansasHorizons.com
Replies: 42
Views: 11,504
Stacking can help kill the noise but I am awaiting my Pentax O-GPS1 to see how much better that will be using a lower ISO and longer shutter. I should also have mentioned I shoot with NR off.



Quite a bit noisier at 6400.
Forum: Pentax K-5 & K-5 II 08-02-2011, 11:42 AM  
K-5 Night/Astro Photography
Posted By KansasHorizons.com
Replies: 42
Views: 11,504
Unedited Sample - ISO 3200 - 18-135 mm lens at 18mm F/3.5 30 seconds, unguided.

Just an idea what you get before any editing and no stacking. (click for bigger)

Forum: Pentax K-5 & K-5 II 08-01-2011, 11:04 AM  
K-5 Night/Astro Photography
Posted By KansasHorizons.com
Replies: 42
Views: 11,504
F/8 is way too tight. Open that up and head for 1600 or higher for that short of a shot. F/8 was the biggest reason this didn't take...
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