Arp 252 is in the Appearance of Fission class. The only Atlas note is
"radio source M109-19". This is another object best known by its Arp
number. Note the granular appearance of the S arm, best seen in the 2x
detail image. Compare it with the smooth appearance of the N arm.
Also note the tail exiting the N component to the E and then sweeping N.
|10-inch Newtonian, StarlightXpress MX716, 49 minutes|