Catalogue and alternative designations IC5105   Type Elliptical galaxy  Position  21 24 22, -40 32 14 Constellation Microscopium Camera and Telescope STXL11002 and 36.8 cm Ritchey Chretien  Focal Ratio F9 Exposure Details 150 minutes Luminance binned 2x2 with Baader filter Description IC 5105 is one of a class of elliptical galaxies having a faint shell structure, evidence of which can be seen in this image.  The galaxy itself is about 2.5 minutes in diameter and magnitude 11.5.