Sarah Ahrens
Bib: 79211 F 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 | 40:54 | 13:10 | 3.11 mi | 40:54 | 13:10 | - | |
10K | 1:25:50 | 13:49 | 3.10 mi | 44:56 | 14:28 | +1:18 | |
15K | 2:14:30 | 14:26 | 3.11 mi | 48:40 | 15:40 | +1:12 | |
20K | 3:13:09 | 15:33 | 3.11 mi | 58:39 | 18:53 | +3:13 | |
Half(13.10 mi) | 3:23:27 | 15:32 | 0.67 mi | 10:18 | 15:21 | -3:32 | |
25K | 4:02:39 | 15:38 | 2.43 mi | 39:12 | 16:06 | +0:45 | |
30K | 5:00:08 | 16:07 | 3.11 mi | 57:29 | 18:31 | +2:25 | |
35K | 5:53:34 | 16:16 | 3.11 mi | 53:26 | 17:12 | -1:19 | |
40K | 6:41:06 | 16:09 | 3.10 mi | 47:32 | 15:18 | -1:54 | |
Finish(26.22 mi) | 7:01:29 | 16:06 | 1.37 mi | 20:23 | 14:57 | -0:21 |
Checkpoints & Pacing
Pace Line
Fastest Pace
13:10 /mi
Average Pace
16:05 /mi
Slowest Pace
18:53 /mi
Segments
Time at Faster Pace
1:25:50
20% of race
Time at Steady Pace
2:46:05
39% of race
Time at Slower Pace
2:49:34
40% of race
Average Pace: 16:04 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Females | F55-59 | Seg. Overall | Seg. Females | Seg. F55-59 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 57494 | 24387 | 24387 | 58265 | 25000 | 25000 |
| 10K | 3.10 mi | 57824-330 | 24644-257 | 24644-257 | 57954 | 24764 | 24764 |
| 15K | 3.11 mi | 58092-268 | 24850-206 | 24850-206 | 58265 | 25000 | 25000 |
| 20K | 3.11 mi | 58799-707 | 25380-530 | 25380-530 | 59428 | 25861 | 25861 |
| Half(13.10 mi) | 0.67 mi | 58726+73 | 25326+54 | 25326+54 | 56577 | 24038 | 24038 |
| 25K | 2.43 mi | 58499+227 | 25157+169 | 25157+169 | 56101 | 23649 | 23649 |
| 30K | 3.11 mi | 58576-77 | 25223-66 | 25223-66 | 58506 | 25283 | 25283 |
| 35K | 3.11 mi | 58436+140 | 25126+97 | 25126+97 | 56484 | 24197 | 24197 |
| 40K | 3.10 mi | 58126+310 | 24940+186 | 24940+186 | 53475 | 22573 | 22573 |
| Finish(26.22 mi) | 1.37 mi | 58029+97 | 24887+53 | 24887+53 | 54241 | 23003 | 23003 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
58265
Females
25000
F55-59
25000
5K→10K
3.1 - 6.2 mi
Overall
57954
Females
24764
F55-59
24764
10K→15K
6.2 - 9.3 mi
Overall
58265
Females
25000
F55-59
25000
15K→20K
9.3 - 12.4 mi
Overall
59428
Females
25861
F55-59
25861
20K→Half
12.4 - 13.1 mi
Overall
56577
Females
24038
F55-59
24038
Half→25K
13.1 - 15.5 mi
Overall
56101
Females
23649
F55-59
23649
25K→30K
15.5 - 18.6 mi
Overall
58506
Females
25283
F55-59
25283
30K→35K
18.6 - 21.8 mi
Overall
56484
Females
24197
F55-59
24197
35K→40K
21.8 - 24.9 mi
Overall
53475
Females
22573
F55-59
22573
40K→Finish
24.9 - 26.2 mi
Overall
54241
Females
23003
F55-59
23003
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #57494 |
| 5K → 10K | 541211-330 | #57494 → #57824 |
| 10K → 15K | 373105-268 | #57824 → #58092 |
| 15K → 20K | 72417-707 | #58092 → #58799 |
| 20K → Half | 376+73 | #58799 → #58726 |
| Half → 25K | 18245+227 | #58726 → #58499 |
| 25K → 30K | 14164-77 | #58499 → #58576 |
| 30K → 35K | 20160+140 | #58576 → #58436 |
| 35K → 40K | 3313+310 | #58436 → #58126 |
| 40K → Finish | 11108+97 | #58126 → #58029 |
| TOTALS | 18341299-535 | #57494 → #58029 |
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
