When is the last chart prepared?

secondchart
When is the last chart prepared?
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(jitendra) #1

[My query is about PNR 4450416821 for train 17231 NS NSL EXP]


(Prabhat Kumar) #2

@jitendra14
Chart preparation takes place twice - once 4 hours before scheduled departure time of train while second and final chart is prepared 30 minutes before the departure time.