"Marty" wrote in message
...
Charles Momsen wrote:
What 4 word term is used to describe the method used to determine if a
vessel is on collision course with yours?

Hint: Outfielders use this method to catch fly balls.

I've never seen an Outfielder using a hand bearing compass while running
down a fly....

Cheers
Martin


Hold the glove up, site the ball relative to the glove. Move position so the
ball stays in same relative location to glove. The ball keeps a constant
bearing relative to the eye-glove and has decreasing range.