<font face="Verdana, Arial, Helvetica, sans-serif" size="2">Originally posted by Efrem:
It's actually less than that: 500 mph is 7.2 seconds per mile. A quarter mile therefore goes by in 1.8 seconds.
The good news is that you won't be scared s***less for long, one way or the other.</font>
Just like the stuff I used to forget in high school--forgot to divide by 4 to finish it off! Either way, it's way too close.
There was one in STL a few years ago between a cessna and an MD-80. IIRC the damage to the MD-80 was not huge, but it could have been.