May 2007 Winner - CCD Imaging & Processing's Finalist - Florent Poiget (Florent.)

Taken by : Florent Poiget, Pithiviers le Vieil, France
Date : May 2007

- Losmandy HGM TITAN / Gemini Goto mount
- Astro Systeme Austria 12" N f/3.8 Astrograph
- SBIG ST-10XME at -25°C
- SBIG CFW-8A

Accessories :
- Astrodon™ 1:1:1 Tru-Balance™ LRGB Filters

Conditions :
- Second Quarter and New Moon

Exposures : (Total : 17h29min. for the Luminance only on 6 nights)

Luminance :
L= (196exp. x 5 min) + (69exp. x 1min.) all in binning 1x1

Color information :
R= G = B = 12 exp. x 5 min. (binning 1x1)

Full resolution crops can be seen at this link :

http://www.poigetdigitalpics.com/M51astrograph.html