411A, the beloved Tristar was a mighty machine for sure.
Did you know; if you have the intellegence and the time to calculate the antipodean position and enter it as a waypoint, line select it to the top at L1, and as you get directly overhead the opposite point, execute 'direct to' the screen shows about 125 Zeros. Try it some time!
p.s. disconnect LNAV before you try it!