Date Posted: 5/21/2025
Date Taken: Four nights, from 11/28 thru 12/3/2024
Camera: SBIG STL-11000 with Astrodon Tru-Balance E-Series Gen2 filters
Temp: -15C
Mount: Losmandy Titan
Guiding: SSAG, Celestron 80mm guide scope, 600mm.
Exposure: LRGB 405:125:120:130. total 13 hours. Luminance 15min unbinned, RGB 5 min, binned 2x2

Calibrated and Stacked with CCDStack2; RGB combine and DDP with MaximDL. Processed with CS4.

NGC 3359 is a barred spiral galaxy located 59 million light years away in Ursa Major. Although there are no large interacting neighbor galaxies nearby, the prominent central bar is estimated to be 500 million years old, hinting at possible past interactions.