M31 Andromeda Galaxy
Andromeda is the largest galaxy of the Local Group, which consists of the Andromeda Galaxy, our Milky Way Galaxy, the Triangulum Galaxy, and other smaller galaxies. Although the largest, it may not be the most massive galaxy in nightsky.
Optics: Takahashi Epsilon160, EM200 Mount
Camera: SBIG ST-2000XM, Astronomik Type2C LRGB Filter
Exposure: L=10minx8, RGB=10minx2, Ha:15minx2, 5frame mozaic
Software: Stellaimage5, PhotoshopCS
Location: Ookawati town, Hyogo Prefecture, 2005
Published in Hoshi-Nabi magazine