Messier 25 (North Up, East Left)
Messier 25, also known as IC 4725, is an open cluster containing ~30 stars in the constellation of Sagittarius.  It has a dismater of ~18 light-years, lies at a distance of ~1,900 light-years and is ~90 million years old. This image comprises 10 x Luminance (10 seconds each) and 6 x Red, Green and Blue (15, 16 and 13 seconds each), 0.5m f/2.9 ASA Astrograph with FLI ML3200 camera at an altitude of 40 degrees on 26 June 2017. The field of view is 34’ x 23’.
Hills Observatory: 1 January 2013 to 14 August 2018
COMETS COMETS
DEEP SKY DEEP SKY