Moderators: GirlOnTheTrain, mtuandrew, Tadman
west point wrote:In some of the passes I noted that the CAT had some movement especially after train passed . Wonder if the CAT might need some tweaking ?Looked normal to me. You can see that kind of movement in constant tension catenary in many other videos of high speed operations.
Matt Johnson wrote: ↑Fri Apr 09, 2021 3:56 pmCounting frames says otherwise. The train takes 2.9 seconds to pass through the left side of the frame, giving a speed of 165 MPH. They are not going to be testing faster than 165 due to the Cant Deficiency limitations placed on them by the FRA.
At the 1:07 mark, that pass looks to be about as fast as I've seen! Using a stopwatch, I get between 2.6 and 2.8 seconds, which given the train length of 698 ft 5 in, puts the speed at between 170 and 183 mph! My best guess based on a few stopwatch measurements is a bit over 170.