A frame from a time-lapse movie, showing the twilight purple from a volcanic sunset colouration, from the Sarychev Peak volcano. From a JPG original, not a RAW file. Tone Mapping applied to enhance contrast and shadow detail.
Belt of Orion with Horsehead and Flame Nebulas. Taken Jan 19, 09 with 77mm f/4 Borg astrograph lens (300mm focal length) and Canon 20Da camera at ISO 400 for 4 x 18 minute exposures. On AP Mach 1 mount. Autoguided with SBIG ST402 camera and PHD Guider. Excellent night but lots of snow and sky was good but somewhat lit by snow illumination.
