On 28 September 2026, Santhosh Kumar Tamilarasan (India) ran their 400 metres hurdles in 49.95 seconds at Nagoya (20th Asian Games).
| 17.70 |
| 9.04 |
14 L |
L |
| H5 | 4.13(+0.26) | 21.83 | 8.47 | 14 R | R |
| H6 | 4.29(+0.16) | 26.12 | 8.16 | 14 L | L |
| H7 | 4.37(+0.08) | 30.49 | 8.01 | 15 L | L |
| H8 | 4.43(+0.06) | 34.92 | 7.90 | 15 L | L |
| H9 | 4.58(+0.15) | 39.50 | 7.64 | 15 L | L |
| H10 | 4.82(+0.24) | 44.32 | 7.26 | 15 L | L |
| Finish | 5.63 | 49.95 | 7.10 | — — | — |
Avg. interval
4.25s
Std. deviation
0.32
Deceleration
Stride pattern
Fastest interval: 3.77s (H2–H3).
Excellent fatigue resistance: only 9.8% speed loss between the first and second halves (8.47 → 7.65 m/s).
Steady stride pattern.
Lead leg alternation: 7× Left, 3× Right.