Time Point : A point on a line or route for which time that vehicles are scheduled to pass is specified (on a bus system, it is usually the arriving time; on a rail system, it is the leaving time)
Ilan Kelman (ed.), Vulnerability and Resilience Definitions and References, Version 2, 2007. http://www.islandvulnerability.org/docs/vulnres.pd f, (Vulnr and Resilience - Brit) {524}