NGC2174/5 | Carlos Gouveia

Carlos Gouveia
Location of photo
Palmela in Portugal country
Date/Time of photo
Telescope: William Optics APO. refractor FLT110 (F7). Mount: Losmandy G11 with Gemini (go to). Camera: SBIG ST2000XM with wheel of filters CFW10. Filters: Astronomik narrow band filters (H-alpha, SII, OIII) Programs for processing: Maxim DL and Photoshop CS2. Without darks and or flats.
Times of expose: (H-alpha)-2x60minutes. (SII)-1x60minutes. (OIII)1x60minutes. It used the Hubble palette where the H-alpha filter was used as luminance and with the green color, the SII filter with the red color and finally the OIII fiter with the color blue. This nebula is located in the Orion constellation and distant from our solar system 6400 years light.
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