Presently the train is underrated and less used.
Sharing the slot with other Rajdhani's or Durontos may have some issue but this can be extended till NZM from TVC and changed as Rajdhani via PER.
7...
more... days Rajdhani from TVC to NZM 3 days via MAO, 2 days Via MDU, TPJ, MS, BZA ( New Train) & 2 days Via CBE, KPD, PER, BZA ( 22208/07).
This serves faster access to the National Capital from the southern districts of Tamil Nadu and Kerala.
The present slot from TVC of 22208 shall be kept as it is and its MPS between PGT and MAS shall be increased so that the running time reduced by allocating a time at MS & PER 9:00 / 9:15 then @ BZA 15:00 / 15: 05, WL @ 17:49 / 17:50, @ BPQ 20:55 / 21:00, @ NGP 23:50 / 23:55, @ BPL 05:10 / 05:20, @ JHS 08:35 / 08:40, @ AGC 10:45 / 10:50 reaching NZM by 13:25.
From TVC via CBE, ED, PER on SUN and WED, Via MDU, TPJ, MS on MON & SAT. ( MDU route halts @ - NJT, TEN, MDU, TPJ, MS)
On return starting from NZM @ 11:30 ( on MON & SAT Via PER, THU & FRI via MS) PER / MS @ 16:15 / 16: 25 reaching TVC by 6:15 am.