Date: 2009/08/15
Place: Ricany
Lens: SV80S + TV0.8x
Exposition: Atik 314L, Ha (Baader, 7nm) and OIII (Astrodon, 5nm), 19x5min (Ha), 19x5min (OIII)
Mount: Losmandy G8, Orion Starshoot Guider on Canon 300/4 FD
Image processing: R=0.9Ha+0.1OIII, G=0.1Ha+0.9OIII, B=OIII. Color curves, sharpenning, and gradient removal in PixInsight LE.
Comments: Exceptionally clean night with dark transparent sky and good seeing. Average FWHM per exposition was 3.8" in Ha and 3.7" in OIII.
Other images: R=Ha,G=Ha*OIII,B=OIII, Ha, and OIII
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