IC4603: Reflection Nebula in Ophiuchius

IC4603: Reflection Nebula in Ophiuchius


An interesting reflection nebula complex located between Antares and Rho-Ophiuchi. This nebula is quite faint and low in the southern sky and needs lots of exposure time.

Here's a larger image.

Imaging information

Optics: Takahashi TOA130S with TOA35ReducerA NJP Temma2 Mount

Camera: SBIG STL-11000XM, Astronomik Type2C LRGB filters

Exposure: L=120min(20min~6)CR=20min, G=20min, B=20min, Ha=20min(HRGB:2x2binned)

Software: Stellaimage5, PhotoshopCS

Location: Nosegawa village, Nara Prefecture, 2007

NASA APOD, June 4, 2007