Combination of 2, 3 minute exposures.
Meade 416xt CCD. 8" f/6 newtonian telescope at prime focus.
NGC 3666 is a moderately bright, edge-on spiral galaxy in Leo. It is an outlying member of the Virgo cluster and is located about 6 degrees south-west of Denebola. In an 8" telescope it appears as a this ellipse with a bright centre.