12623 chennai central thiruvananthapuram central mail pt

A train!

The train you're referring to is the "Chennai Central - Thiruvananthapuram Central Mail" (PT) train, which is a popular train that runs between Chennai Central (MAS) and Thiruvananthapuram Central (TVC) in India.

Here are some details about the train:

• Train Number: 12623
• Train Name: Chennai Central - Thiruvananthapuram Central Mail
• Type: Mail/Express
• Zone: Southern Railway
• Origin: Chennai Central (MAS)
• Destination: Thiruvananthapuram Central (TVC)
• Frequency: Daily
• Distance: 777 km (approx.)
• Travel Time: 14 hours 30 minutes (approx.)
• Classes: AC 1st Class, AC 2nd Class, AC 3rd Class, Sleeper Class, General Unreserved

This train passes through several important stations in Tamil Nadu, Kerala, and Karnataka, including Tiruchirappalli, Madurai, and Ernakulam. It's a convenient and comfortable way to travel between Chennai and Thiruvananthapuram, with amenities like air-conditioned coaches, food and beverage services, and reserved seating.