Messier 27 (North Up, East Left)
Messier 27, also known as NGC 6853 and the "Dumbbell Nebula", is a planetary nebula in the constellation of Vulpecula.  It has a diameter of ~2 light-years, lies at a  distance of ~1,360 light-years and is ~9,800 years old.  The central star has a magniyude of 13.9. The first and second images comprise 5 x Ha, OIII and SII (300 seconds each), 0.5m f/2.9 ASA Astrograph with FLI ML3200 camera at an altitude of 80 degrees on 6 July 2017.  The images were processed using the CFHT convention, Ha-OIII-SII mapped to RGB.  The fields of view are 35’ x 23’ and 18’ x 12’ respectively. The third and fourth images comprise 6 x Luminance (300 seconds each), 0.101m f/5.4 Tele Vue refractor with FLI ML16200 camera at an altitude of 80 degrees on 28 June 2017.  The fields of view are  132’ x 132’ (2.2 degrees square) and 42’ x 42’, respectively.
Hills Observatory: 1 January 2013 to 6 May 2018
COMETS COMETS
DEEP SKY DEEP SKY