Deepsky - Pieter Vandevelde

M33: Triangulum Galaxy

Scope: 10" f/3.8 Newtonian
Mount: Mesu 200 Sitech
Guiding: Lodestar + custom oag
CCD: sbig st8300 @ -15°C
Filter: Baader LRGB & Astrodon 5nm h-alpha

Exposure: 16.75 hours (1005 min), all unbinned using 10 min (rgb) and 15 min (Lum & HA) subexposures
Lum (min): 390
RGB (min) : 90 / 120 / 120
H-alpha (min): 285

Resolution: 1.17 arcsec/pixel

Date: end August - begin Sept 2014 (taken over 6 different nights)
Imaged during 2014 astro holiday in Southern France (Lablaque) Aug-Sept. Some frames were scraped due to sub-optimal seeing conditions... The H-alpha was taken with a very strong Mistral blowing all night long.