NGC 3576

(click image for full resolution)

By Ken Crawford using a 12.5" RCOS Carbon Truss Ritchey-Chrétien Telescope.

MACEDON RANGES OBSERVATORY
RCOS 12.5 " Truss @ F9 Paramount ME
Apogee Alta 16803
AstroDon - (5nm Ha & SII) & OIII 3nm Filters
Ha =240 minutes mapped to Green
SII =180 minutes Mapped to Red
OIII = 150 minutes Mapped to Blue
RGB 60 minutes each filter
CCDAutoPilot for unattended imaging With MaxDL 4