If you've ever wanted to see why BART's headways are the way they are or why trains only visit the outer edges of the system every fifteen minutes, this page should help you see why BART made those decisions and allow you to experiment with making your own schedules!
Mousing over the line segment headers will highlight that segment's stations on the map, while mousing over the row headers will highlight that line. Clicking on the chart icon (📈) will show the stringline for that line.