Distance between gudgeons on '89 Catalina 22

Apr 23, 2014
12
Catalina 22 Nashville
Replacing broken 3/8" pintile with upgraded 1/2" set from Catalina direct...bottom line is boat and rudder are in different states, marked location on rudder but wanted a measure twice drill once kind of day. I came up with 12" separation on my marks. Can anyone confirm this? Thanks, Bill