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Catalogue and alternative designations

Abell 23, ESO 368-10

Type Planetary nebula
Position 07 43 18, - 34 45 12 
Constellation Puppis
Camera and Telescope STXL6303 and 36.8 cm Ritchey Chretien
Focal Ratio F9
Exposure Details This is a HaOIIIRGB image with Hydrogen Alpha = 210 minutes, OIII = 270 minutes and Red = Green = Blue = 20 minutes.  All binned 2x2 with Astrodon filters.
Description Abell 23 is a rarely imaged Planetary nebula in Puppis. It is about 54 arc seconds in diameter and magnitude 13.1