Herschel 24 (North Up, East Left)
Herschel 24, also known as NGC 7789, is an open cluster in the constellation of Cassiopeia. It contains about 300 stars and lies at a distance of approximately 6,200 light lears.  Its age is approximately 1.6 billion years. This image comprises 12 x Luminance (30 seconds each) and 9 x Red, 8 x Green and 6 x Blue (30, 30 and 24 seconds each), 0.5m f/2.9 ASA Astrograph with FLI ML3200 camera at an altitude of 55 degrees over two nights, 13 September and 12 December 2015. The field of view is 34’ x 22’.
Hills Observatory: 1 January 2013 to 4 November 2018
COMETS COMETS
DEEP SKY DEEP SKY