Leo Kirby
Bib: 13178 M GB
Race Timeline
The Course
Half Splits
Your race, unpacked
See your splits, ranks & AI insights.
Checkpoint Splits
| Checkpoint | Time | Avg Pace | Segment Length | Segment Time | Segment Pace | Trend | Diff |
|---|---|---|---|---|---|---|---|
5K | 25:04 | 8:05 | 3.11 mi | 25:04 | 8:05 | - | |
10K | 50:41 | 8:10 | 3.10 mi | 25:37 | 8:15 | +0:10 | |
15K | 1:17:10 | 8:17 | 3.11 mi | 26:29 | 8:32 | +0:17 | |
20K | 1:42:48 | 8:17 | 3.11 mi | 25:38 | 8:16 | -0:16 | |
Half(13.10 mi) | 1:48:32 | 8:18 | 0.67 mi | 5:44 | 8:33 | +0:17 | |
25K | 2:09:36 | 8:21 | 2.43 mi | 21:04 | 8:39 | +0:06 | |
30K | 2:39:22 | 8:33 | 3.11 mi | 29:46 | 9:35 | +0:56 | |
35K | 3:11:12 | 8:48 | 3.11 mi | 31:50 | 10:15 | +0:40 | |
40K | 3:43:08 | 8:59 | 3.10 mi | 31:56 | 10:17 | +0:02 | |
Finish(26.22 mi) | 3:55:44 | 9:00 | 1.37 mi | 12:36 | 9:15 | -1:02 |
Checkpoints & Pacing
Pace Line
Fastest Pace
8:05 /mi
Average Pace
9:00 /mi
Slowest Pace
10:17 /mi
Segments
Time at Faster Pace
50:41
22% of race
Time at Steady Pace
1:18:55
33% of race
Time at Slower Pace
1:46:08
45% of race
Average Pace: 8:59 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Males | M18-39 | Seg. Overall | Seg. Males | Seg. M18-39 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 14978 | 11430 | 11430 | 16500 | 12468 | 12468 |
| 10K | 3.10 mi | 15417-439 | 11693-263 | 11693-263 | 15888 | 12024 | 12024 |
| 15K | 3.11 mi | 15759-342 | 11939-246 | 11939-246 | 16500 | 12468 | 12468 |
| 20K | 3.11 mi | 15647+112 | 11867+72 | 11867+72 | 15552 | 11802 | 11802 |
| Half(13.10 mi) | 0.67 mi | 15649-2 | 11867 | 11867 | 16066 | 12099 | 12099 |
| 25K | 2.43 mi | 15807-158 | 11940-73 | 11940-73 | 17125 | 12755 | 12755 |
| 30K | 3.11 mi | 16827-1020 | 12537-597 | 12537-597 | 22512 | 15912 | 15912 |
| 35K | 3.11 mi | 17910-1083 | 13161-624 | 13161-624 | 23437 | 15933 | 15933 |
| 40K | 3.10 mi | 18573-663 | 13427-266 | 13427-266 | 22805 | 15034 | 15034 |
| Finish(26.22 mi) | 1.37 mi | 18410+163 | 13255+172 | 13255+172 | 16879 | 11484 | 11484 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
16500
Males
12468
M18-39
12468
5K→10K
3.1 - 6.2 mi
Overall
15888
Males
12024
M18-39
12024
10K→15K
6.2 - 9.3 mi
Overall
16500
Males
12468
M18-39
12468
15K→20K
9.3 - 12.4 mi
Overall
15552
Males
11802
M18-39
11802
20K→Half
12.4 - 13.1 mi
Overall
16066
Males
12099
M18-39
12099
Half→25K
13.1 - 15.5 mi
Overall
17125
Males
12755
M18-39
12755
25K→30K
15.5 - 18.6 mi
Overall
22512
Males
15912
M18-39
15912
30K→35K
18.6 - 21.8 mi
Overall
23437
Males
15933
M18-39
15933
35K→40K
21.8 - 24.9 mi
Overall
22805
Males
15034
M18-39
15034
40K→Finish
24.9 - 26.2 mi
Overall
16879
Males
11484
M18-39
11484
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #14978 |
| 5K → 10K | 200200-439 | #14978 → #15417 |
| 10K → 15K | 200200-342 | #15417 → #15759 |
| 15K → 20K | 175287*+112 | #15759 → #15647 |
| 20K → Half | 5755-2 | #15647 → #15649 |
| Half → 25K | 200196-158 | #15649 → #15807 |
| 25K → 30K | 1158138-1020 | #15807 → #16827 |
| 30K → 35K | 200195-1083 | #16827 → #17910 |
| 35K → 40K | 200200-663 | #17910 → #18573 |
| 40K → Finish | 99262*+163 | #18573 → #18410 |
| TOTALS | 24891733*-3432 | #14978 → #18410 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visualized
Passing Circle
Position Flow
Race Lanes
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Public Race Data
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Race managed by
London Marathon Events
Race timed by
Mika Timing
