Astrophotography by Leonardo Orazi - Photo Gallery - Galaxies

NGC7331 and Stephen's Quintet

Optics:	Pentax 75 SDHF F/6.7 500mm. - APO Refractor
Mount:	N-EQ6 SW (Geoptik modded) on Gemini Q-Lock tripod
Camera:	ATIK 314L+ with ATIK USB Filter Wheel
Filters:	Astronomik LRGB Type II
Guiding Systems:	ATIK 16IC on Scopos 80 Achromatic @ F6 480mm.
Dates/Times:	10/11 December 2009
Location:	Angrogna - Turin - Italy
Exposure Details:	L:R:G:B => 232:56:56:80 = > (29x8):(7x8):(7x8):(10x8) [num x minutes]
Cooling Details:	-20 °C
Acquisition:	Maxim DL/CCD, Perseus
Processing:	DSS, Maxim DL/CCD