The 12375/12376 Tambaram–Jasidih Junction Ratna Weekly Superfast Express (formerly Chennai Central–Asansol Ratna Express) is a Express train of the Indian Railways connecting ChennaiTambaram in Tamil Nadu and Jasidih Junction in Jharkhand. It is currently being operated with 12375/12376 train numbers on a weekly basis.[1][2][3]
Service
The 12375/Tambaram–Jasidih Junction Ratna Weekly Express has an average speed of 56 km/h and covers 1872 km in 33 hrs 25 mins. 12376/Jasidih Junction–Tambaram Ratna Weekly Express has an average speed of 54 km/h and covers 1872 km in 34 hrs 45 mins.