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NGC 6946

NGC 6946 – Fireworks Galaxy

Date/time: 12.08.2010 01:15 to 12.08.2010 04:15
Az./Alt. positions:  341° / 71° to 317° / 51°
Ambient conditions: 20°C, clear sky, transparency 5/5, seeing 5/5
Location: Villa Tatti, Tuscany, Italy

Telescope: Deltagraph 300mm f/3.3
Mount: CGE
Camera: SXVF-M25C
Guiding scope: Orion short tube 80mm f/5
Guiding camera: ATIK 16IC
Filters: No

Software: Maxim DL 5
FOV, Image scale: 62.5 x 54.8 arcmin, 1.62 arcs/pixel
Sub-exposures: 1 h 54 m (38 x 3 min) light frames
No darks, 100 bias, 50 x 10 ms flats  

Images Plus 3.75: Calibration of light frames with bias and flats, DDP
Maxim DL: Stacking of calibrated frames with SDMask, color balance R85:G100:B120 
CS3: Curves and Levels, GradientXterminator, selective Smart Sharp on galaxy core and arms, color enhancement using Gabanys method, noise reduction with Noiseware Professional.

I would have expected more details from the galaxy, which was quite difficult to process.

Download full size image:

Filename: galaxies/ngc6946_2010-08-11_full.jpg
Filesize: 3567475 Kb
Download limit: unlimited



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