हम उस देश के वासी हैं, जिस देश में Shiv Ganga दौड़ती है

hi,
i know all people who activated here are railway fans and they always keep themselves update about the current happenings in railways.
i would like to know that
i have a resev. in this train on dec.1 ,11 from bandra terminus and will arrive at ludhiana junction at 9:40 - dec. 2, than i have another train from ludhiana junction at 11:20 -...
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swarna shatabdi for amritsar.
so the point here is, is swaraj exp. runs on time during the winter season? or if swaraj runs late than usually at what time it reaches ludhiana junction?
i have nearly 70 - 80mins gap between two trains.
and i don't want to miss swarna shatabdi at any cost.
so if any one of you know the ans. than do reply me.