Caldwell 9 (North Up, East Left)
Caldwell 9, also known as Sharpless 155, is a nebula in the constellation of Cepheus. The images comprise 25 x Luminance (30 seconds each) and 8 x Red, Green and Blue (45, 46 and 37 seconds each), 0.5m f/2.9 ASA Astrograph with FLI ML3200 camera at an altitude of 55 degrees on 26 July 2017. The fields of view are 34' x 23' and 18' x 12'.
Hills Observatory: 1 January 2013 to 16 November 2018
COMETS COMETS
DEEP SKY DEEP SKY