Recorded on-site at PSIG 2019 in London, Russel Treat and Giancarlo Milano of Atmos International discuss the factors that go into determining batch arrival time of product that is moved through a pipeline during slack line operations. This insightful conversation includes a discussion of the variables that affect batch delivery, the importance of communicating accurate ETAs to operators, the models and calculations used to support accurate arrival time, the technology used to enhance accuracy, and much more. Prepare to geek out over the confluence of math and physics!