||Abell 85, Supernova remnant (SNR) CTB 1 / LBN 576
||Ra 23h 58m 53s Dec +62° 30’28° (current)
|Size & Distance:
||Apx. 35 x 35 Apx 9800 light years.
|Date & Location:
||08-19-2017 Palomar Mountain, CA.
||HaRGB 300-30-30-30, Ha 15x20, RGB 6x5 ea.(bin 1x1)
||Telescope Engineering Company APO180FL @ f/5.23 using an Astro-Physics TCC160 F/L 941mm.
||Astro-Physics 1200 GTOCP4 / ATS 10x36 Pier.
||FLI-ML6303E @-25c / FLI CFW2-7 / FLI-Atlas focuser / Guided by SBIG ST-I / w OAG.
||Astrodon 3nm Ha, G2 RGB
||MaxImDL 6.11, Photoshop CS5, Topaz Labs.
||Sky conditions: Above average seeing, no wind, Temp 60°
Cropped Field of view is 88.6 x 64.5 arcmin.
Abell 85 supernova remnant is about 10,000 years old and is about 9800 light-years distant, and about 100 light-years in diameter.
Originally catalogued as Abell 85, a planetary nebula. It was soon determined to be a supernova remnant. It’s also recognized as a radio source and has a (CTB 1) designation.