2023-10-01:  NGC2174 and NGC2175

This the nebula NGC2174 and open cluster NGC2175 in Orion.  The image was taken on March 4, 19 and 25, 2023 at Buford Mountain Conservation Area.  The telescope was a 200 mm aperture, 730 mm focal length F/3.65 Boren-Simon PowerNewton Astrograph with 0.73x focal reducer and coma corrector.  The imaging camera was a QSI683wsg-8 with Astrodon II filters and cooled to -15C, with off-axis guiding.  The system was mounted on a Losmandy G11G2 equatorial head on a permanent pier.  The system was controlled with Sequence Generator Pro and PHD2 and the image was processed in PixInsight 1.8.

Hyrogen Alpha:  9 frames x 30 minutes binned 1x1;  RGB:  5 frames each x 10 minutes binned 2x2.  7 hours of total exposure time.