The SS is showing days of Dep from GR & Arr at SC respectively...
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The train 17203/CCT-BVC Exp Departs from CCT on Thursday morning at 4 AM and one same day reaches SC and departs at 3 PM and reaches GR at 7:30 PM on the same day i.e., Thursday and reaches BVC at 7:55 PM on friday.
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more... wise 17204/BVC-CCT Exp Departs from BVC at 4:10 AM on Saturday morning and reaches GR at 4:51 on sunday i.e., next day and arrives at SC at 10:30 AM on the same day and after 10 min halt departs to CCT to reach at 9:00 PM(Sunday).