Originally Posted by
malanda
From the video looks like the left valve stops dumping at 0:35, and the right at 0:38. (And as reference, I reckon the plane passes directly overhead the camera at 0:12). I'll leave you to work out where it was when it stopped dumping.
Thanks, it does look like that. It will be interesting to learn whether it stopped because max weight was reached -- in which case they must have dumped a lot of fuel -- or because someone upfront finally noticed.