Abell 73 (North Up, East Left)
Abell 73 is a planetary nebula in the constellation of Cepheus. It lies at a distance of ~6,900 light-years and has a diameter of ~3 light-years old. This image comprises 10 x OIII (300 seconds each) and 5 x Red, Green and Blue (120, 121 and 98 seconds each), 0.5m f/2.9 ASA Astrograph with FLI ML3200 camera at an altitude of 60 degrees over two nights, 12 July and 6 August 2019. The fields of view are 34’ x 23’ and 18' x 12', respectively.
Hills Observatory: 1 January 2013 to 26 May 2020
COMETS COMETS
DEEP SKY DEEP SKY