M49 (NGC 4472, Arp 134 and others) is the large elliptical galaxy on the right edge of the image. Scientists estimate that it has over 5,900 globular clusters. It is interacting with UGC 7636, the small dwarf irregular galaxy just below and to the left (east) of it. M49 is located approximately 56 million light-years away in Virgo.
NGC 4535 (UGC 7727 and others) is the nice spiral on the left side of the image.
Other larger galaxies include NGC 4526 (bottom left), NGC 4519 (top left) and NGC 4469 (top right).
Luminance – 18x600s – 180 minutes – binned 1x1
RGB – 8x300s – 40 minutes each – binned 2x2
300 minutes total exposure – 5 hours
Imaged from Dardenne Prairie, Missouri (a red zone) on May 13th, 14th and 15th, 2017 with a SBIG ST-8300M on an Astro-Tech AT90EDT at f/6.7 603mm.
LRGB - https://www.flickr.com/photos/dcrowson/35547834681/sizes/l