. >> first of all, i don't have the lat/long, and if i did secondly, on this particular fmc, i can'tnput it. the most i can do is to get the distance from perth, and west in the case, 120,000 miles whatever the case is and just prior to that location. >> okay. standby, and hold on, when you say lat/long, you are talking about the latitude and the longitude, and when he says fmc and he can't do that, what is that? >> well, the flight management computer, and he has to enter the specific coordinates on the chart that we are seeing today. >> and is it different in the u.s. or -- >> no, it is the same. he can enter it very easily, but you know, you have to know what the altitude is in order to determine when the fuel would run out, and certainly, this is possible. >> and you know, marty and mitchell, we are seeing these, and i am wondering if the investigators are doing the same scenarios that you are doing when they come up with where they found these possible pings today. i wonder if they do the similar scenarios to try to figure out how to hone in on a specific search area. >> yeah, i