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Catalogue and alternative designations NGC 253, silver coin galaxy


Type Galaxy 
Position 00 47 33, -25 17 18
Constellation Sculptor
Camera and Telescope STXL6303E and 36.8 cm Ritchey Chretien
Focal Ratio F9
Exposure Details LRGB 120:50:50:50 with Astrodon series 2 filters.  Luminance unbinned, colours 2x2
Description At magnitude 8 NGC 253 is one of the brightest galaxies in the sky and is quite large at 27.5 x 6.8'.  It was discovered by Caroline Herschel in 1783.