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Sunday, October 4, 2015

Barnard 72, the Snake Nebula



A new image produced as a collaboration with me and Eric Recurt. The data is shot from his observatory at Tenerife. The Observatory locates at 2400 m altitude and at 28 degrees North. The site has excellent seeing conditions, 0.8 " on average and can be below 0.3 "

Barnard 72
You better click the image to see it in full glory! (2100 x 1600 pixels, 6,5MB)

The Snake Nebula, Barnard 72, lays at front of a very dense starfield of our Milky Way


A full resolution closeup, click for a large image


INFO

The Snake Nebula (also known as Barnard 72) is a dark nebula in the Ophiuchus constellation at a distance of about 650 light years. Barnard 72 lays at front of the Milky Way star clouds from the north-north-west edge of the bowl of the Pipe Nebula. 


Technical details

Processing workflow

Deconvolution with a CCDStack2 Positive Constraint, 23 iterations, added at 33% weight
Color combine in PS CS3
Levels and curves in PS CS3.

Imaging optics
 340mm F3.3 astrograph

Mount
ASA DDM 85

Cameras and filters
FLI PL 16803

Exposure times
Luminance, 40 min.
Red = 15 min.
Green = 15 min.
Blue = 15 min.
Total 1h 25min


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