Hydrogen Alpha

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HaOIIILRGB

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SIIHaOIII

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Catalogue and alternative designations IC 2948, Running Chicken Nebula 

 

Type Emission Nebula 
Position  11 38.8, -63 32
Constellation Centaurus
Camera and Telescope STXL6303E and 36.8 cm Ritchey Chretien
Focal Ratio F9
Exposure Details 270 minutes Hydrogen Alpha, 170 minutes luminance, 110 minutes red, 90 minutes green, 100 minutes blue, 400 minutes OIII, 440 minutes SII all using Astrodon series 2 filters and binned 1x1
Description This is a large faint emission nebula to the south-east of the star Lambda Centauri.  The prominent group of Bok globules at the top are known as the Thackeray globules after the astronomer who discovered them in 1950.