The Iris Nebula, NGC7023

Imaging information

Optics: Takahashi Epsilon160，Takahashi EM200 Mount

Camera: SBIG ST-2000XM, Astronomik Type2C LRGB Filter

Exposure: L=120min(15min x 8), R=20min, G=20min, B=20min(RGB:2x2binned)

Software: Stellaimage5, PhotoshopCS

Location: Nara Prefecture, 2006