Spiral Galaxy, M101


Imaging information

Optics: Takahashi MT-200 Reflector, Pentax MS5 Mount

Camera: SBIG ST2000XM, Astronomik Type2C LRGB Filter

Exposure: L=120min(15minx8), R=20min, G=20min, B=20min(RGB:2x2binned)

Software: Stellaimage5, PhotoshopCS

Location: Yoshinaga town, Okayama Prefecture, 2006

Published in Hoshi-Nabi Magazine