Often called "strip charts," these are used for the cruise phase of flight.
Before a pilot ever releases the brakes or advances the throttles, they engage in a ritual of intense study, tracing lines of magenta, blue, and black on a binder of folded paper or a digital tablet. These lines are not roads or rivers, but airways, holding patterns, and instrument approaches. This is the domain of the Jeppesen chart. More than just a map, the Jeppesen chart is a meticulously engineered instrument of safety, a global standard that transformed aviation from a daring, fair-weather gamble into the world’s most reliable system of mass transit. jeppesen chart