# Tambaram–Nagercoil Antyodaya Express

The 20691 / 20692 Tambaram–Nagercoil Antyodaya SF Express (via Chengalpattu Jn, Kumbakonam, Thanjavur Jn, Tiruchchirappalli Jn, Madurai Jn, Tirunelveli Jn) is an Daily Unreserved Superfast express train of the Indian Railways connecting Chennai Tambaram and Nagercoil Junction in Tamil Nadu. It is operated daily from Chennai Tambaram to Nagercoil Junction as train number 20691, and from Nagercoil Junction to Chennai Tambaram as train number 20692.It is the only daily running unreserved train in India.
Announced in 2017, the train started its operations on 9 June 2018 from Tirunelveli Junction and on 10 June 2018 from Tambaram.
This train was previously running only up to Tirunelveli Junction but recently this train has been extended up to Nagercoil Junction by Indian Railways.

## Coach composition

| Locomotive | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
| | EOG | GEN/UR | GEN/UR | GEN/UR | GEN/UR | GEN/UR | GEN/UR | GEN/UR | GEN/UR | GEN/UR | GEN/UR | GEN/UR | GEN/UR | GEN/UR | GEN/UR | GEN/UR | GEN/UR | GEN/UR | GEN/UR | GEN/UR | EOG |

## Schedule

| 20691 - Tambaram - Nagercoil Antyodaya SF Express. | 20691 - Tambaram - Nagercoil Antyodaya SF Express. | 20691 - Tambaram - Nagercoil Antyodaya SF Express. | 20691 - Tambaram - Nagercoil Antyodaya SF Express. | 20691 - Tambaram - Nagercoil Antyodaya SF Express. |
| Station Name | Station Code | Arrival | Departure | Day |
| Tambaram | TBM | - | 23:00 | 1 |
| Chengalpattu Junction | CGL | 23:08 | 23:10 | 1 |
| Viluppuram Junction | VM | 00:40 | 00:45 | 2 |
| Thirupadiripuliyur | TDPR | 01:18 | 01:20 | 2 |
| Chidambaram | CDM | 02:28 | 02:30 | 2 |
| Mayiladuthurai Junction | MV | 03:26 | 03:28 | 2 |
| Kumbakonam | KMU | 03:53 | 03:55 | 2 |
| Thanjavur Junction | TJ | 04:38 | 04:40 | 2 |
| Tiruchirappalli Junction | TPJ | 06:05 | 06:10 | 2 |
| Dindigul Junction | DG | 07:18 | 07:20 | 2 |
| Madurai Junction | MDU | 08:25 | 08:30 | 2 |
| Virudhunagar Junction | VPT | 09:03 | 09:05 | 2 |
| Satur | SRT | 09:23 | 09:25 | 2 |
| Kovilpatti | CVP | 09:43 | 09:45 | 2 |
| Tirunelveli Junction | TEN | 10:55 | 11:00 | 2 |
| Valliyur | VLY | 11:32 | 11:34 | 2 |
| Nagercoil Junction | NCJ | 12:35 | - |
| 20692 ~ Nagercoil → Tambaram Antyodaya SF Express | 20692 ~ Nagercoil → Tambaram Antyodaya SF Express | 20692 ~ Nagercoil → Tambaram Antyodaya SF Express | 20692 ~ Nagercoil → Tambaram Antyodaya SF Express | 20692 ~ Nagercoil → Tambaram Antyodaya SF Express |
| Station Name | Station Code | Arrival | Departure | Day |
| Nagercoil | NCJ | - | 15:50 | 1 |
| Valliyur | VLY | 16:22 | 16:24 | 1 |
| Tirunelveli Junction | TEN | 17:05 | 17:10 | 1 |
| Kovilpatti | CVP | 17:58 | 18:00 | 1 |
| Satur | SRT | 18:13 | 18:15 | 1 |
| Virudhunagar Junction | VPT | 18:43 | 18:45 | 1 |
| Madurai Junction | MDU | 19:40 | 19:45 | 1 |
| Dindigul Junction | DG | 21:02 | 21:05 | 1 |
| Tiruchchrappalli Junction | TPJ | 22:20 | 22:25 | 1 |
| Thanjavur Junction | TJ | 23:18 | 23:20 | 1 |
| Kumbakonam | KMU | 23:52 | 23:54 |
| Mayiladuturai Junction | MV | 00:33 | 00:35 | 2 |
| Chidambaram | CDM | 01:13 | 01:15 | 2 |
| Tiruppadiripuliyur | TDPR | 01:59 | 02:00 | 2 |
| Villupuram Junction | VM | 03:10 | 03:15 | 2 |
| Chengalpattu Junction | CGL | 04:38 | 04:40 | 2 |
| Tambaram | TBM | - | 05:50 | 2 |

## Service

* 20691/Tambaram–Nagercoil Antyodaya Express has an average speed of 59 km/h and covers 764 km in 13 hrs 55 mins.
* 20692/Nagercoil–Tambaram Antyodaya Express has an average speed of 55 km/h and covers 764 km in 14 hrs 00 mins.