The small emission nebula NGC 1491 in Perseus, with the large bright star cluster NGC 1528 at left. The field has other faint nebulosity throughout. This is a stack of 5 x 12 minute exposures with the TMB 92mm apo refractor and Borg 0.85x flattener/reducer for f/4.8 and filter-modified Canon 5D MkII at ISO 800. Taken from home Oct 9/10, 2013.
NGC 1491 an emission nebula in Perseus. Stack of two 10 minute exposures through 5-inch AP apo refractor at f/6 with Canon Digital Rebel camera at ISO400.
NGC 1491 nebula in Perseus, taken Oct 15, 2007 with 5-inch apo refractor at f/6 with Canon 20Da at ISO 800 for stack of 3 x 10 minute exposures. Some haze. Used ST402 guider. Some RA tracking error (AP600E was acting up just before motor failure). One of the Finest NGC Objects.
