NGC 3664 (Arp 005, UGC 06419) spiral galaxy type SB(s)m pec. In the Arp Atlas, this galaxy is in the
class of Low Surface Brightness Spiral Galaxy. Taken March 31, April 2 and April 4, 2016. Imaged with
CCD Lab’s Q285M camera and a Celestron EdgeHD 9.25 at f10, on a Losmandy G11/Gemini mount. The
luminosity subrames were 12 minutes binned 1x1, while the RGB subframes were 4 minutes binned 2x2,
resulting in the following total exposures L:R:G:B (min) = 300 : 40 : 40 : 40 . This image is
displayed at 0.57 arc-seconds per pixel. Captured with Nebulosity, calibrated, sigma combined in Iris
with other processing using PixInsight LE and Photoshop CS. North is up.