Antares-Ophiuchus region
Antres and Ophiuchus in the early morning. The dark Pipe nebula can be seen with the Butterfly cluster below it.
Details
2012-02-24 at the Painted Pony Resort near Rodeo NM.
Conditions - clear and 5 deg C with no wind.
Equipment - 70-200 mm lens at 70mm fl on modified Canon T3i with Astrotrack mount.
Exposure - 7 x 240 sec at ISO 1600 and f/4 with darks and flats for calibration.
Processing in Images Plus and Photoshop.