This interesting group is also known as the
Pisces Galaxy Trio
and is located at distance of about 100 million light-years.
The largest galaxy
(diameter more than 200 kLY, to the left) is a classic shell
galaxy interacting with smaller neighbor blue spiral
Surprisingly even the third (and much more distant, about
250 MLY) galaxy
on the right shows some hints of shells.
Total exposure time (with 8" f/4 Newton): 16 hours
Dimension: 6.1' x 5'
Surface brightness: 15.5
+ GPU c.c.
115x5 min. (L)
26x5 min. bin 2x2
(R,G,B each )