To finish a half marathon (21.0975 km) in 1:30, you need to hold 4:16 per kilometre, a speed of 14.1 km/h, from start to finish.
| Km | Time |
|---|---|
| 1 | 4:16 |
| 2 | 8:32 |
| 3 | 12:48 |
| 4 | 17:04 |
| 5 | 21:20 |
| 6 | 25:36 |
| 7 | 29:52 |
| 8 | 34:08 |
| 9 | 38:24 |
| 10 | 42:40 |
| 11 | 46:55 |
| 12 | 51:11 |
| 13 | 55:27 |
| 14 | 59:43 |
| 15 | 1:03:59 |
| 16 | 1:08:15 |
| 17 | 1:12:31 |
| 18 | 1:16:47 |
| 19 | 1:21:03 |
| 20 | 1:25:19 |
| 21 | 1:29:35 |
| 21.0975Finish | 1:30:00 |