Image Description and Details : Sh2-73is located in the constellation Hercules and was mistakenly included in the Sharpless catalog as an emission nebula.We now know that the nebula is simply a molecular cloud. With its relatively high galactic latitude, about 45°, the integrated light of the galaxy illuminates the nebula.
Astrosib RC 20" + camera FLI Kepler 4040
Total RGB=28h15mn
The skyX + ccdautopilot + APP + Pixinsight +Photoshop
Form E-eye (Fregenal de la Sierra,Spain)
Copyright: Georges Chassaigne