On Fri, 22 Jan 2016 13:19:16 -0500, Retired wrote:

For some things, turning the thing counterclockewise, until you feel
the click/thump when it goes over the edge of the thread and falls one
wavelength, helps to find the right spot to start turning clockwise.

I don't think aerators are one of those things, but it's worth a try.


^^^^^^^^
+1
This "trick" has worked for me many times. Especially on fine threads.
Really good for any threaded connection. (plus holding it square)

+2