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M1 Crab Pentax Q10
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M1 Crab Pentax Q10
M1 Crab-Nebula : Pentax Q10 + Sky-Glow filter + SkyWatcher 200 / 1000 Newton prime focus - 40 DNGs (from 80) of 30 seconds each @ ISO 1600 stacked + levels - Shot at sea level in a big city = lots of light-pollution + huge turbulence !
This photo is marked as:  Safe.
Camera:
Lens:
Skywatcher 200/1000
Available sizes: Small, Medium, Large, Original (960×660, 195.8KB)
Captured: Jan 18, 2015
Uploaded: Jan 27, 2015 (UTC)
Focal length: 1000 mm
Shutter speed: 30 sec
Aperture: F5
ISO: 1600
Exposure comp.: -
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