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Catalogue and alternative designations NGC 4361


Type Planetary Nebula 
Position 12 24 13.8  -18 47 0.2
Constellation Corvus
Camera and Telescope STXL16200 and 36.8 cm Ritchey Chretien
Focal Ratio F9
Exposure Details This is a LHaOIIIRGB image with RGB stars using Astrodon series 2 filters. Colour exposures binned 2x2, luminance unbinned.  Hydrogen Alpha = Oxygen III= 100 minutes. Red = Green = Blue = 20 minutes, Luminance = 120 minutes
Description NGC 4361 is one of the prime deep sky sights in Corvus and was discovered by William Herschel in 1785. At magnitude 10.3 it's quite an easy object visually. The angular size is listed as greater than 45".  Large telescopes show some quite interesting structure.