Why is train 12076-Janshatabdi always late at Shoranur (SRR) station?

delay
12076
Why is train 12076-Janshatabdi always late at Shoranur (SRR) station?
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(Reghuram tvc) #1

12076 tvc-clt janshadabdi
Why is this train often late by more than 15 minutes at SRR?