Running History / Running Statistics of train MAS AP EXPRESS (16551) for this month MAS AP EXPRESS (16551) runs Daily from CHENNAI CENTRAL (MAS). Live Running Status of MAS AP EXPRESS (16551) which runs from CHENNAI CENTRAL to ASHOKAPURAM in Indian Railways. Spot MAS AP EXPRESS (16551) Real Time. Live running status of MGR Chennai Central - Ashokapuram SF Express (16551) with current station, delay, platform number and expected arrival time. Track your train in real-time.