2015-06-20 Council Bluff Lake

Post date: Jun 24, 2015 3:17:32 AM

NGC6853 M27 The Dumbbell

NGC6853 (M27, the Dumbbell) with a 150mm aperture F/5 Newtonian reflector, Baader coma corrector, Baader UHC cut filter and Nikon D5200 Full Spectrum (B) modified camera at prime focus. Total exposure of 75 minutes at ISO-1600 with 25 light @ 3 min, 10 dark, 20 bias frames., guided.

Seeing conditions were poor with intermittent clouds. North is to the right in the image.

NGC6121 (M4)

GC6121 (M4) with a 150mm aperture F/5 Newtonian reflector, Baader coma corrector, Baader UVIR cut filter and Nikon D5200 Full Spectrum (B) modified camera at prime focus. Total exposure of 33 minutes at ISO-1600 with 11 light at 3 min and 10 dark frames, guided.

The blue glow to the upper left is from the star Al Niyat (Sigma Sco).

Seeing conditions were moderate, with occasional cloudiness and high humidity.