Xiaoping Sun
Bib: 12291•F
⏱️ 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 | 10:54:09 | 25:42 | 8:16 | 25:42 | 8:16 | - |
10K | 6.21 mi | 11:21:20 | 52:53 | 8:31 | 27:11 | 8:45 | +0:29 |
15K | 9.32 mi | 11:47:34 | 1:19:07 | 8:29 | 26:14 | 8:27 | -0:18 |
20K | 12.43 mi | 12:16:04 | 1:47:37 | 8:40 | 28:30 | 9:10 | +0:43 |
Half | 13.11 mi | 12:21:31 | 1:53:04 | 8:37 | 5:27 | 7:59 | -1:11 |
25K | 15.53 mi | 12:41:24 | 2:12:57 | 8:34 | 19:53 | 8:12 | +0:13 |
30K | 18.64 mi | 13:05:49 | 2:37:22 | 8:27 | 24:25 | 7:52 | -0:20 |
20M | 20.00 mi | 13:16:09 | 2:47:42 | 8:23 | 10:20 | 7:36 | -0:16 |
21M | 21.00 mi | 13:24:08 | 2:55:41 | 8:22 | 7:59 | 7:59 | +0:23 |
35K | 21.75 mi | 13:29:30 | 3:01:03 | 8:19 | 5:22 | 7:10 | -0:49 |
23M | 23.00 mi | 13:39:06 | 3:10:39 | 8:17 | 9:36 | 7:40 | +0:30 |
24M | 24.00 mi | 13:46:49 | 3:18:22 | 8:16 | 7:43 | 7:43 | +0:03 |
40K | 24.85 mi | 13:53:10 | 3:24:43 | 8:14 | 6:21 | 7:26 | -0:17 |
25.2M | 25.20 mi | 13:56:02 | 3:27:35 | 8:14 | 2:52 | 8:19 | +0:53 |
Finish | 26.22 mi | 14:03:25 | 3:34:58 | 8:12 | 7:23 | 7:15 | -1:04 |
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
7:10 /mi
Average Pace
8:12 /mi
Slowest Pace
9:10 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
39:02
18% of race
Time at Steady Pace
1:05:27
30% of race
Time at Slower Pace
1:50:29
51% of race
Average Pace: 8:12 /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 | 10:54:09 | 25:42 | 8:16 | 25:42 | 8:16 | #18544 | |
10K | 6.21 mi | 11:21:20 | 52:53 | 8:31 | 27:11 | 8:45 | #19908 | |
15K | 9.32 mi | 11:47:34 | 1:19:07 | 8:29 | 26:14 | 8:27 | #19587 | |
20K | 12.43 mi | 12:16:04 | 1:47:37 | 8:40 | 28:30 | 9:10 | #20190 | |
Half | 13.11 mi | 12:21:31 | 1:53:04 | 8:37 | 5:27 | 7:59 | #19991 | |
25K | 15.53 mi | 12:41:24 | 2:12:57 | 8:34 | 19:53 | 8:12 | #19249 | |
30K | 18.64 mi | 13:05:49 | 2:37:22 | 8:27 | 24:25 | 7:52 | #17741 | |
20M | 20.00 mi | 13:16:09 | 2:47:42 | 8:23 | 10:20 | 7:36 | #17041 | |
21M | 21.00 mi | 13:24:08 | 2:55:41 | 8:22 | 7:59 | 7:59 | #16495 | |
35K | 21.75 mi | 13:29:30 | 3:01:03 | 8:19 | 5:22 | 7:10 | #16141 | |
23M | 23.00 mi | 13:39:06 | 3:10:39 | 8:17 | 9:36 | 7:40 | #15643 | |
24M | 24.00 mi | 13:46:49 | 3:18:22 | 8:16 | 7:43 | 7:43 | #15355 | |
40K | 24.85 mi | 13:53:10 | 3:24:43 | 8:14 | 6:21 | 7:26 | #15010 | |
25.2M | 25.20 mi | 13:56:02 | 3:27:35 | 8:14 | 2:52 | 8:19 | #14860 | |
Finish | 26.22 mi | 14:03:25 | 3:34:58 | 8:12 | 7:23 | 7:15 | #14560 |
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 | 18544 | 6652 | 6652 | 18993(Top 67%) | 6891(Top 56%) | 6891(Top 126%) |
| 10K | 6.21 mi | 3.10 mi | 19908-1364 | 7415-763 | 7415-763 | 21155(Top 74%) | 8110(Top 66%) | 8110(Top 148%) |
| 15K | 9.32 mi | 3.11 mi | 19587+321 | 7226+189 | 7226+189 | 18993(Top 67%) | 6891(Top 56%) | 6891(Top 126%) |
| 20K | 12.43 mi | 3.11 mi | 20190-603 | 7583-357 | 7583-357 | 21794(Top 77%) | 8474(Top 69%) | 8474(Top 155%) |
| Half | 13.11 mi | 0.68 mi | 19991+199 | 7472+111 | 7472+111 | 15833(Top 56%) | 5068(Top 41%) | 5068(Top 93%) |
| 25K | 15.53 mi | 2.42 mi | 19249+742 | 7053+419 | 7053+419 | 15327(Top 54%) | 4912(Top 40%) | 4912(Top 90%) |
| 30K | 18.64 mi | 3.11 mi | 17741+1508 | 6253+800 | 6253+800 | 10366(Top 36%) | 2475(Top 20%) | 2475(Top 45%) |
| 20M | 20.00 mi | 1.36 mi | 17041+700 | 5869+384 | 5869+384 | 7753(Top 27%) | 1456(Top 12%) | 1456(Top 27%) |
| 21M | 21.00 mi | 1.00 mi | 16495+546 | 5582+287 | 5582+287 | 7304(Top 26%) | 1444(Top 12%) | 1444(Top 26%) |
| 35K | 21.75 mi | 0.75 mi | 16141+354 | 5406+176 | 5406+176 | 6503(Top 23%) | 1119(Top 9%) | 1119(Top 20%) |
| 23M | 23.00 mi | 1.25 mi | 15643+498 | 5156+250 | 5156+250 | 7744(Top 27%) | 1722(Top 14%) | 1722(Top 31%) |
| 24M | 24.00 mi | 1.00 mi | 15355+288 | 5012+144 | 5012+144 | 9276(Top 33%) | 2474(Top 20%) | 2474(Top 45%) |
| 40K | 24.85 mi | 0.85 mi | 15010+345 | 4839+173 | 4839+173 | 6425(Top 23%) | 1324(Top 11%) | 1324(Top 24%) |
| 25.2M | 25.20 mi | 0.35 mi | 14860+150 | 4759+80 | 4759+80 | 7831(Top 28%) | 2020(Top 17%) | 2020(Top 37%) |
| Finish | 26.22 mi | 1.02 mi | 14560+300 | 4631+128 | 4631+128 | 7421(Top 26%) | 1841(Top 15%) | 1841(Top 34%) |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
18993
Females
6891
F18-39
6891
5K→10K
3.1 - 6.2 mi
Overall
21155
Females
8110
F18-39
8110
10K→15K
6.2 - 9.3 mi
Overall
18993
Females
6891
F18-39
6891
15K→20K
9.3 - 12.4 mi
Overall
21794
Females
8474
F18-39
8474
20K→Half
12.4 - 13.1 mi
Overall
15833
Females
5068
F18-39
5068
Half→25K
13.1 - 15.5 mi
Overall
15327
Females
4912
F18-39
4912
25K→30K
15.5 - 18.6 mi
Overall
10366
Females
2475
F18-39
2475
30K→20M
18.6 - 20.0 mi
Overall
7753
Females
1456
F18-39
1456
20M→21M
20.0 - 21.0 mi
Overall
7304
Females
1444
F18-39
1444
21M→35K
21.0 - 21.8 mi
Overall
6503
Females
1119
F18-39
1119
35K→23M
21.8 - 23.0 mi
Overall
7744
Females
1722
F18-39
1722
23M→24M
23.0 - 24.0 mi
Overall
9276
Females
2474
F18-39
2474
24M→40K
24.0 - 24.9 mi
Overall
6425
Females
1324
F18-39
1324
40K→25.2M
24.9 - 25.2 mi
Overall
7831
Females
2020
F18-39
2020
25.2M→Finish
25.2 - 26.2 mi
Overall
7421
Females
1841
F18-39
1841
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 5K | - | - | - | - | #18544 |
| 5K → 10K | 38 | 1402 | -1364 | #18544 | #19908 |
| 10K → 15K | 384 | 63 | +321 | #19908 | #19587 |
| 15K → 20K | 66 | 669 | -603 | #19587 | #20190 |
| 20K → Half | 199 | 0 | +199 | #20190 | #19991 |
| Half → 25K | 742 | 0 | +742 | #19991 | #19249 |
| 25K → 30K | 1508 | 0 | +1508 | #19249 | #17741 |
| 30K → 20M | 700 | 0 | +700 | #17741 | #17041 |
| 20M → 21M | 546 | 0 | +546 | #17041 | #16495 |
| 21M → 35K | 354 | 0 | +354 | #16495 | #16141 |
| 35K → 23M | 498 | 0 | +498 | #16141 | #15643 |
| 23M → 24M | 288 | 0 | +288 | #15643 | #15355 |
| 24M → 40K | 345 | 0 | +345 | #15355 | #15010 |
| 40K → 25.2M | 151 | 1 | +150 | #15010 | #14860 |
| 25.2M → Finish | 300 | 0 | +300 | #14860 | #14560 |
| TOTALS | 6119 | 2135 | +3984 |
Passing Visuals
🔄Passing Circle
🌊Position Flow
🏃Race Lanes
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Public Race Data
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Race managed by
Boston Athletic Association
Race timed by
Mika Timing
