12631 train NELLAI SF EXP
12631 starts from MS (Chennai Egmore) at 20:40 and reaches TEN (Tirunelveli JN) at 06:40 covering a distance of 652 kms and 15 stations. 12631 is scheduled to run on Sun, Mon, Tue, Wed, Thu, Fri, Sat at 20:40 from MS Chennai Egmore station to reach TEN Tirunelveli JN at 06:40.
Train 12631 NELLAI SF EXP
- Train Number: 12631 Name: NELLAI SF EXP (म्स् तेन् नेल्लै इएक्सप्)
- Chart preparation time: same day at 10:51
- Type: SUF (SUPERFAST) covering 652 kms in 10 hours 00 mins
- Frequency: Runs 7 days Sun Mon Tue Wed Thu Fri Sat
- Route: Chennai Egmore (MS) to Tirunelveli JN (TEN).
- Major Stops: TPJ (Tiruchchirappalli JN), MDU (Madurai JN)
- Coaches: 1 1st & 2nd AC, 7 Sleeper Class, 6 Third AC, 2 Second AC
12631 chart preparation time
12631 chart preparation time today is 10:51 (10:51 AM) for the train starting from Chennai Egmore at 20:40.
Based on Indian Railways regulations, the First Reservation Chart for morning trains is typically prepared by 08:00 PM the previous evening. For all other departures, the first chart is finalized at least 8-10 hours before the scheduled start time.
The Second and Final Reservation Chart is prepared 30 minutes before the train departs from the charting station. Any last-minute changes or current bookings are reflected only in this final chart.
Train 12631 coach position seat map live
12631 train coach position today is:
- ENG
- SLRD
- GEN
- HA1
- S7
- S6
- S5
- S4
- S3
- S2
- S1
- B6
- B5
- B4
- B3
- B2
- B1
- A2
- A1
- LPR
Train NELLAI SF EXP 12631 coach position from engine to rear:
| Pos | Coach | Class |
|---|---|---|
| 1 | ENG | Engine |
| 2 | SLRD | Luggage & Divyang |
| 3 | GEN | General |
| 4 | GEN | General |
| 5 | HA1 | 1A+2A 1st & 2nd AC |
| 6 | S7 | SL Sleeper Class |
| 7 | S6 | SL Sleeper Class |
| 8 | S5 | SL Sleeper Class |
| 9 | S4 | SL Sleeper Class |
| 10 | S3 | SL Sleeper Class |
| 11 | S2 | SL Sleeper Class |
| 12 | S1 | SL Sleeper Class |
| 13 | B6 | 3A Third AC |
| 14 | B5 | 3A Third AC |
| 15 | B4 | 3A Third AC |
| 16 | B3 | 3A Third AC |
| 17 | B2 | 3A Third AC |
| 18 | B1 | 3A Third AC |
| 19 | A2 | 2A Second AC |
| 20 | A1 | 2A Second AC |
| 21 | GEN | General |
| 22 | GEN | General |
| 23 | LPR | Luggage & Parcel |
12631 coach composition and seat mapping is of 1 1A+2A, 7 SL, 6 3A, 2 2A class coaches/bogies/rakes. See live coach position of yesterday, today, and tomorrow here at coach position page.
12631 seat map images:



12631 coach position at station: coach position stays same across station as there are no engine direction reversal stations
| Station | Coach Position |
|---|---|
| MS (Chennai Egmore) | ENG SLRD GEN GEN HA1 S7 S6 S5 S4 S3 S2 S1 B6 B5 B4 B3 B2 B1 A2 A1 GEN GEN LPR |
| TBM (Tambaram) | ENG SLRD GEN GEN HA1 S7 S6 S5 S4 S3 S2 S1 B6 B5 B4 B3 B2 B1 A2 A1 GEN GEN LPR |
| CGL (Chengalpattu JN) | ENG SLRD GEN GEN HA1 S7 S6 S5 S4 S3 S2 S1 B6 B5 B4 B3 B2 B1 A2 A1 GEN GEN LPR |
| MLMR (Melmaruvathur) | ENG SLRD GEN GEN HA1 S7 S6 S5 S4 S3 S2 S1 B6 B5 B4 B3 B2 B1 A2 A1 GEN GEN LPR |
| TMV (Tindivanam) | ENG SLRD GEN GEN HA1 S7 S6 S5 S4 S3 S2 S1 B6 B5 B4 B3 B2 B1 A2 A1 GEN GEN LPR |
| VM (Villupuram JN) | ENG SLRD GEN GEN HA1 S7 S6 S5 S4 S3 S2 S1 B6 B5 B4 B3 B2 B1 A2 A1 GEN GEN LPR |
| VRI (Vriddhachalam JN) | ENG SLRD GEN GEN HA1 S7 S6 S5 S4 S3 S2 S1 B6 B5 B4 B3 B2 B1 A2 A1 GEN GEN LPR |
| TPJ (Tiruchchirappalli JN) | ENG SLRD GEN GEN HA1 S7 S6 S5 S4 S3 S2 S1 B6 B5 B4 B3 B2 B1 A2 A1 GEN GEN LPR |
| DG (Dindigul JN) | ENG SLRD GEN GEN HA1 S7 S6 S5 S4 S3 S2 S1 B6 B5 B4 B3 B2 B1 A2 A1 GEN GEN LPR |
| SDN (Sholavandan) | ENG SLRD GEN GEN HA1 S7 S6 S5 S4 S3 S2 S1 B6 B5 B4 B3 B2 B1 A2 A1 GEN GEN LPR |
| MDU (Madurai JN) | ENG SLRD GEN GEN HA1 S7 S6 S5 S4 S3 S2 S1 B6 B5 B4 B3 B2 B1 A2 A1 GEN GEN LPR |
| VPT (Virudunagar JN) | ENG SLRD GEN GEN HA1 S7 S6 S5 S4 S3 S2 S1 B6 B5 B4 B3 B2 B1 A2 A1 GEN GEN LPR |
| SRT (Satur) | ENG SLRD GEN GEN HA1 S7 S6 S5 S4 S3 S2 S1 B6 B5 B4 B3 B2 B1 A2 A1 GEN GEN LPR |
| CVP (Kovilpatti) | ENG SLRD GEN GEN HA1 S7 S6 S5 S4 S3 S2 S1 B6 B5 B4 B3 B2 B1 A2 A1 GEN GEN LPR |
| TEN (Tirunelveli JN) | ENG SLRD GEN GEN HA1 S7 S6 S5 S4 S3 S2 S1 B6 B5 B4 B3 B2 B1 A2 A1 GEN GEN LPR |
nellai sf exp 12631 train live route map

12631 train route, schedule and stations time table
| Code | Day | Arrival | Departs | Halt | KMs | PF | Station |
|---|---|---|---|---|---|---|---|
| MS | 1 | 20:40 | 20:40 | 0 | 0 | 9 | Chennai Egmore |
| TBM | 1 | 21:05 | 21:07 | 2 | 25 | 7 | Tambaram |
| CGL | 1 | 21:38 | 21:40 | 2 | 56 | 6 | Chengalpattu JN |
| MLMR | 1 | 22:03 | 22:05 | 2 | 91 | 2 | Melmaruvathur |
| TMV | 1 | 22:28 | 22:30 | 2 | 121 | 1 | Tindivanam |
| VM | 1 | 23:18 | 23:20 | 2 | 158 | 4 | Villupuram JN |
| VRI | 2 | 00:00 | 00:02 | 2 | 213 | 3 | Vriddhachalam JN |
| TPJ | 2 | 01:50 | 01:55 | 5 | 336 | 5 | Tiruchchirappalli JN |
| DG | 2 | 02:57 | 03:00 | 3 | 430 | 4 | Dindigul JN |
| SDN | 2 | 03:29 | 03:30 | 1 | 475 | 1 | Sholavandan |
| MDU | 2 | 04:00 | 04:05 | 5 | 496 | 1 | Madurai JN |
| VPT | 2 | 04:38 | 04:40 | 2 | 539 | 3 | Virudunagar JN |
| SRT | 2 | 04:58 | 05:00 | 2 | 566 | 3 | Satur |
| CVP | 2 | 05:16 | 05:18 | 2 | 588 | 1 | Kovilpatti |
| TEN | 2 | 06:40 | 06:40 | 0 | 653 | 1 | Tirunelveli JN |
nellai sf exp 12631 train running status
| Code | PF | Arrival | Departure | Halt |
|---|---|---|---|---|
| MS | 9 | 20:40 | 20:40 | 0 |
| TBM | 7 | 21:05 | 21:07 | 2 |
| CGL | 6 | 21:38 | 21:40 | 2 |
| MLMR | 2 | 22:03 | 22:05 | 2 |
| TMV | 1 | 22:28 | 22:30 | 2 |
| VM | 4 | 23:18 | 23:20 | 2 |
| VRI | 3 | 00:00 | 00:02 | 2 |
| TPJ | 5 | 01:50 | 01:55 | 5 |
| DG | 4 | 02:57 | 03:00 | 3 |
| SDN | 1 | 03:29 | 03:30 | 1 |
| MDU | 1 | 04:00 | 04:05 | 5 |
| VPT | 3 | 04:38 | 04:40 | 2 |
| SRT | 3 | 04:58 | 05:00 | 2 |
| CVP | 1 | 05:16 | 05:18 | 2 |
| TEN | 1 | 06:40 | 06:40 | 0 |