DWB 111 - Propeller nebula

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dwb 111 - click for hi resolution image
Object: DWB 111 - emission nebula, Cygnus
Coordinates: RA: 20h 16h 12s DE: +43° 40" 54' (J2000)
Location, date: Jedlová v Orlických horách (07.07.2010), Czech Republic
Telescope: Pentax SDHF
Focal lenght, speed: 500 mm, f/6.67
Camera: G2-8300 Moravian Instruments
Senzor: KAF-8300, 17.96 x 13.52 mm, pixel 5.4 um
Expozure: Ha:R:G:B 160:200:180:190, bin 1x1
Filter: Astronomik EOS-clip filter H-alfa + Astronomik LRGB filter set 31 mm
Mount: Sky-Watcher EQ6-Pro SynScan
Pointer: Sky-Watcher, 75/500 mm