Imaged over several nights from November 25 - December 5, 2015
using a TEC180/G2-8300 for luminance (10.4 hours) and
TEC140/H694 Trius-color for RGB (8.25 hours).
Sharplock focus used for all luminance subs.

Luminance: 30 x 480 sec, 32 x 720 sec. / RGB 33 x 15 min