Leo triplet

Located in the constellation Leo, three galaxies, M 65, M 66, and NGC 3628 form the so-called “Leo triplet”, the core of the M66 group of galaxies. M66 is a spiral galaxy @ 8 Mpc or 29 Mill. light-years, while M65 is at a distance of about 10 Mpc or 32 Mill. light-years and NGC 3628 at a distance of 35 Mill. light-years.

Galaxies M65, M66, and NGC 3628, the Leo triplet, 07 & 08 March 2024, Kempen, 

William Optics APO 110 mm, f/7, L (UV-IR) filter, 

ASI1600mm pro, gain 139, T = -10C, 8640 sec. Auto-guiding. Image processing with PixInsight V1.8.9

Galaxies M65, M66, and NGC 3628, the Leo triplet, 18, 19, 20 March 2025, Kempen, 

William Optics APO 110 mm, f/7, L (UV-IR): 10680 s, R: 6120 s, G: 5400 s, B: 5400 s 

ASI1600mm pro, gain 139, T = -10C, Image processing with PixInsight V1.9

Galaxies M65, M66, and NGC 3628, the Leo triplet, 7 & 8 March 2024, 18 &19 & 20 March 2025, Kempen, 

William Optics APO 110 mm, f/7, L (UV-IR): 17760 s, R: 6120 s, G: 5400 s, B: 5400 s 

ASI1600mm pro, gain 139, T = -10C, Image processing with PixInsight V1.9