To finish a half marathon (21.0975 km) in 1:45, you need to hold 4:59 per kilometre, a speed of 12.1 km/h, from start to finish.
| Km | Time |
|---|---|
| 1 | 4:59 |
| 2 | 9:57 |
| 3 | 14:56 |
| 4 | 19:54 |
| 5 | 24:53 |
| 6 | 29:52 |
| 7 | 34:50 |
| 8 | 39:49 |
| 9 | 44:48 |
| 10 | 49:46 |
| 11 | 54:45 |
| 12 | 59:43 |
| 13 | 1:04:42 |
| 14 | 1:09:41 |
| 15 | 1:14:39 |
| 16 | 1:19:38 |
| 17 | 1:24:36 |
| 18 | 1:29:35 |
| 19 | 1:34:34 |
| 20 | 1:39:32 |
| 21 | 1:44:31 |
| 21.0975Finish | 1:45:00 |