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Catalogue and alternative designations

M27,  NGC 6853, Dumbbell nebula

Type Planetary Nebula
Position 19 59 36, 22 43 16
Constellation Vulpecula
Camera and Telescope STXL6303E and 36.8 cm Ritchey Chretien 
Focal Ratio F9
Exposure Details A HaOIIIRGB image with Hydrogen Alpha = 90 minutes, Oxygen III = 80 minutes and Red = Green = Blue = 200 seconds
Description M27 is one of the best known planetary nebulae in the sky. It is large and bright and a popular target with the dumbbell shape obvious in quite small telescopes. It is also sometimes called the apple core nebula. M27 was the first planetary nebula to be discovered by Messier in 1764. Its visual magnitude is 7.5 and the angular size is 8.0' x 5.6'. The distance is estimated to be about 1360 light years.