Hayley O'brien
Bib: 25146•F
MA
⏱️ Race Timeline
The Course
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Half Splits
Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
5K | 3.11 mi | 11:51:20 | 34:07 | 10:59 | 34:07 | 10:59 | - |
10K | 6.21 mi | 12:27:21 | 1:10:08 | 11:17 | 36:01 | 11:36 | +0:37 |
15K | 9.32 mi | 13:06:10 | 1:48:57 | 11:41 | 38:49 | 12:30 | +0:54 |
20K | 12.43 mi | 13:48:02 | 2:30:49 | 12:08 | 41:52 | 13:29 | +0:59 |
Half | 13.11 mi | 13:55:37 | 2:38:24 | 12:05 | 7:35 | 11:07 | -2:22 |
25K | 15.53 mi | 14:28:03 | 3:10:50 | 12:17 | 32:26 | 13:23 | +2:16 |
30K | 18.64 mi | 15:10:46 | 3:53:33 | 12:32 | 42:43 | 13:45 | +0:22 |
20M | 20.00 mi | 15:29:27 | 4:12:14 | 12:37 | 18:41 | 13:45 | 0:00 |
21M | 21.00 mi | 15:44:42 | 4:27:29 | 12:44 | 15:15 | 15:15 | +1:30 |
35K | 21.75 mi | 15:54:20 | 4:37:07 | 12:45 | 9:38 | 12:53 | -2:22 |
23M | 23.00 mi | 16:11:34 | 4:54:21 | 12:48 | 17:14 | 13:46 | +0:53 |
24M | 24.00 mi | 16:24:39 | 5:07:26 | 12:49 | 13:05 | 13:05 | -0:41 |
40K | 24.85 mi | 16:36:50 | 5:19:37 | 12:52 | 12:11 | 14:15 | +1:10 |
25.2M | 25.20 mi | 16:41:19 | 5:24:06 | 12:52 | 4:29 | 13:00 | -1:15 |
Finish | 26.22 mi | 16:52:57 | 5:35:44 | 12:49 | 11:38 | 11:25 | -1:35 |
Checkpoints & Pacing
📈Pace Line
Pace Progression
Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.
Fastest Pace
10:59 /mi
Average Pace
12:49 /mi
Slowest Pace
15:15 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
1:29:21
27% of race
Time at Steady Pace
2:20:19
42% of race
Time at Slower Pace
1:46:04
32% of race
Average Pace: 12:48 /mi
🎨Heatmap
Pace Heatmap
Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.
Click or hover over segments to see details
✨Sparklines
Checkpoint Splits with Pace Trends
Overall Pace Trend
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment | Pace | Trend | Rank |
|---|---|---|---|---|---|---|---|---|
5K | 3.11 mi | 11:51:20 | 34:07 | 10:59 | 34:07 | 10:59 | #24826 | |
10K | 6.21 mi | 12:27:21 | 1:10:08 | 11:17 | 36:01 | 11:36 | #24859 | |
15K | 9.32 mi | 13:06:10 | 1:48:57 | 11:41 | 38:49 | 12:30 | #24968 | |
20K | 12.43 mi | 13:48:02 | 2:30:49 | 12:08 | 41:52 | 13:29 | #25059 | |
Half | 13.11 mi | 13:55:37 | 2:38:24 | 12:05 | 7:35 | 11:07 | #25014 | |
25K | 15.53 mi | 14:28:03 | 3:10:50 | 12:17 | 32:26 | 13:23 | #24963 | |
30K | 18.64 mi | 15:10:46 | 3:53:33 | 12:32 | 42:43 | 13:45 | #24838 | |
20M | 20.00 mi | 15:29:27 | 4:12:14 | 12:37 | 18:41 | 13:45 | #24784 | |
21M | 21.00 mi | 15:44:42 | 4:27:29 | 12:44 | 15:15 | 15:15 | #24760 | |
35K | 21.75 mi | 15:54:20 | 4:37:07 | 12:45 | 9:38 | 12:53 | #24719 | |
23M | 23.00 mi | 16:11:34 | 4:54:21 | 12:48 | 17:14 | 13:46 | #24685 | |
24M | 24.00 mi | 16:24:39 | 5:07:26 | 12:49 | 13:05 | 13:05 | #24651 | |
40K | 24.85 mi | 16:36:50 | 5:19:37 | 12:52 | 12:11 | 14:15 | #24647 | |
25.2M | 25.20 mi | 16:41:19 | 5:24:06 | 12:52 | 4:29 | 13:00 | #24613 | |
Finish | 26.22 mi | 16:52:57 | 5:35:44 | 12:49 | 11:38 | 11:25 | #24539 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Females | F18-39 | Seg. Overall | Seg. Females | Seg. F18-39 |
|---|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 3.11 mi | 24826 | 10456 | 10456 | 25070(Top 98%) | 10619(Top 97%) | 10619(Top 228%) |
| 10K | 6.21 mi | 3.10 mi | 24859-33 | 10477-21 | 10477-21 | 24850(Top 97%) | 10479(Top 96%) | 10479(Top 225%) |
| 15K | 9.32 mi | 3.11 mi | 24968-109 | 10545-68 | 10545-68 | 25070(Top 98%) | 10619(Top 97%) | 10619(Top 228%) |
| 20K | 12.43 mi | 3.11 mi | 25059-91 | 10607-62 | 10607-62 | 25140(Top 98%) | 10678(Top 98%) | 10678(Top 229%) |
| Half | 13.11 mi | 0.68 mi | 25014+45 | 10581+26 | 10581+26 | 23685(Top 93%) | 9881(Top 90%) | 9881(Top 212%) |
| 25K | 15.53 mi | 2.42 mi | 24963+51 | 10562+19 | 10562+19 | 24514(Top 96%) | 10361(Top 95%) | 10361(Top 222%) |
| 30K | 18.64 mi | 3.11 mi | 24838+125 | 10501+61 | 10501+61 | 24025(Top 94%) | 10177(Top 93%) | 10177(Top 218%) |
| 20M | 20.00 mi | 1.36 mi | 24784+54 | 10472+29 | 10472+29 | 23733(Top 93%) | 10115(Top 93%) | 10115(Top 217%) |
| 21M | 21.00 mi | 1.00 mi | 24760+24 | 10470+2 | 10470+2 | 23850(Top 93%) | 10203(Top 93%) | 10203(Top 219%) |
| 35K | 21.75 mi | 0.75 mi | 24719+41 | 10453+17 | 10453+17 | 23100(Top 90%) | 9876(Top 90%) | 9876(Top 212%) |
| 23M | 23.00 mi | 1.25 mi | 24685+34 | 10447+6 | 10447+6 | 23534(Top 92%) | 10081(Top 92%) | 10081(Top 216%) |
| 24M | 24.00 mi | 1.00 mi | 24651+34 | 10435+12 | 10435+12 | 23212(Top 91%) | 10012(Top 92%) | 10012(Top 215%) |
| 40K | 24.85 mi | 0.85 mi | 24647+4 | 10438-3 | 10438-3 | 23889(Top 93%) | 10341(Top 95%) | 10341(Top 222%) |
| 25.2M | 25.20 mi | 0.35 mi | 24613+34 | 10419+19 | 10419+19 | 19759(Top 77%) | 8414(Top 77%) | 8414(Top 181%) |
| Finish | 26.22 mi | 1.02 mi | 24539+74 | 10385+34 | 10385+34 | 22282(Top 87%) | 9588(Top 88%) | 9588(Top 206%) |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
25070
Females
10619
F18-39
10619
5K→10K
3.1 - 6.2 mi
Overall
24850
Females
10479
F18-39
10479
10K→15K
6.2 - 9.3 mi
Overall
25070
Females
10619
F18-39
10619
15K→20K
9.3 - 12.4 mi
Overall
25140
Females
10678
F18-39
10678
20K→Half
12.4 - 13.1 mi
Overall
23685
Females
9881
F18-39
9881
Half→25K
13.1 - 15.5 mi
Overall
24514
Females
10361
F18-39
10361
25K→30K
15.5 - 18.6 mi
Overall
24025
Females
10177
F18-39
10177
30K→20M
18.6 - 20.0 mi
Overall
23733
Females
10115
F18-39
10115
20M→21M
20.0 - 21.0 mi
Overall
23850
Females
10203
F18-39
10203
21M→35K
21.0 - 21.8 mi
Overall
23100
Females
9876
F18-39
9876
35K→23M
21.8 - 23.0 mi
Overall
23534
Females
10081
F18-39
10081
23M→24M
23.0 - 24.0 mi
Overall
23212
Females
10012
F18-39
10012
24M→40K
24.0 - 24.9 mi
Overall
23889
Females
10341
F18-39
10341
40K→25.2M
24.9 - 25.2 mi
Overall
19759
Females
8414
F18-39
8414
25.2M→Finish
25.2 - 26.2 mi
Overall
22282
Females
9588
F18-39
9588
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 5K | - | - | - | - | #24826 |
| 5K → 10K | 99 | 132 | -33 | #24826 | #24859 |
| 10K → 15K | 32 | 141 | -109 | #24859 | #24968 |
| 15K → 20K | 29 | 120 | -91 | #24968 | #25059 |
| 20K → Half | 47 | 2 | +45 | #25059 | #25014 |
| Half → 25K | 76 | 25 | +51 | #25014 | #24963 |
| 25K → 30K | 141 | 16 | +125 | #24963 | #24838 |
| 30K → 20M | 60 | 6 | +54 | #24838 | #24784 |
| 20M → 21M | 44 | 20 | +24 | #24784 | #24760 |
| 21M → 35K | 48 | 7 | +41 | #24760 | #24719 |
| 35K → 23M | 53 | 19 | +34 | #24719 | #24685 |
| 23M → 24M | 49 | 15 | +34 | #24685 | #24651 |
| 24M → 40K | 22 | 18 | +4 | #24651 | #24647 |
| 40K → 25.2M | 34 | 0 | +34 | #24647 | #24613 |
| 25.2M → Finish | 79 | 5 | +74 | #24613 | #24539 |
| TOTALS | 813 | 526 | +287 |
Passing Visuals
🔄Passing Circle
🌊Position Flow
🏃Race Lanes
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Public Race Data
Enhanced athlete results built from publicly available data.
Race managed by
Boston Athletic Association
Race timed by
Mika Timing
