Silver Coin Galaxy, NGC 253, Sculptor

Located in Sculptor, it is one of the brightest galaxies in the southern sky and probably the closest starburst galaxy to us (distance  around 10Mly). Seen almost edge-on it contains a bright yellow core, numerous blue star clusters, red emission nebulae and mysterious dark dust lanes.

 

Camera: SBIG STL11000M, Astrodon filters Scope: Takahashi TOA-130 + 1.5X extender, fl=1500mm, f11.2 (cropped to ~0.9°x0.6°
Mount: Takahashi EM-200 Temma2 Guiding: external, E-finder
Filters/Exposures: L:R:G:B 205 (bin1x1):40:40:40 min (bin 2x2) = 5hr25m Location: LMDSS Lady's Pass, Victoria
Date: December 2016 Processing: CCDStack2, RegiStar, Photoshop CS5 (reprocess 2023)