On 30 June 2026, Devin Nugent (United States) ran their 400 metres hurdles in 49.40 seconds at Montréal (Montréal Meeting).
L |
| H3 | 4.00(+0.07) | 14.07 | 8.75 | 14 R | R |
| H4 | 4.07(+0.07) | 18.14 | 8.60 | 14 L | L |
| H5 | 4.10(+0.03) | 22.24 | 8.54 | 13 L | L |
| H6 | 4.30(+0.20) | 26.54 | 8.14 | 15 L | L |
| H7 | 4.30(0.00) | 30.84 | 8.14 | 15 L | L |
| H8 | 4.40(+0.10) | 35.24 | 7.95 | 15 L | L |
| H9 | 4.50(+0.10) | 39.74 | 7.78 | 15 L | L |
| H10 | 4.53(+0.03) | 44.27 | 7.73 | 15 L | L |
| Finish | 5.13 | 49.40 | 7.80 | — — | — |
Avg. interval
4.24s
Std. deviation
0.21
Deceleration
Stride pattern
Very consistent intervals (σ=0.21s).
Fastest interval: 3.93s (H2–H3).
Very low deceleration (4.8%: 8.32 → 7.92 m/s), a likely sign of an over-managed first half.
Stutter on H2.
Lead leg alternation: 9× Left, 1× Right.