Andy Lai
Bib: 8518 β’M β’Age: 28
Fremont, CA

Race Timeline and Course Information
Your journey through the course with elevation, pacing, and checkpoint details
β±οΈ Race Timeline
Watch your race unfold from start to finish
Splits & Pacing
Detailed breakdown of your race performance at each timing point
Half Splits
Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
5K | 3.11 mi | 07:33:14 | 27:08 | 8:45 | 27:08 | 8:45 | - |
10K | 6.21 mi | 07:59:41 | 53:35 | 8:38 | 26:27 | 8:31 | -0:14 |
15K | 9.32 mi | 08:26:31 | 1:20:25 | 8:38 | 26:50 | 8:39 | +0:08 |
20K | 12.43 mi | 08:53:00 | 1:46:54 | 8:37 | 26:29 | 8:32 | -0:07 |
Half | 13.10 mi | 08:58:36 | 1:52:30 | 8:36 | 5:36 | 8:23 | -0:09 |
25K | 15.53 mi | 09:18:40 | 2:12:34 | 8:33 | 20:04 | 8:14 | -0:09 |
30K | 18.64 mi | 09:44:00 | 2:37:54 | 8:29 | 25:20 | 8:10 | -0:04 |
35K | 21.75 mi | 10:09:12 | 3:03:06 | 8:26 | 25:12 | 8:07 | -0:03 |
40K | 24.85 mi | 10:34:16 | 3:28:10 | 8:23 | 25:04 | 8:05 | -0:02 |
Finish | 26.22 mi | 10:44:56 | 3:38:50 | 8:22 | 10:40 | 7:50 | -0:15 |
Checkpoint Splits Visualizations
Explore your race data through different visual perspectives. Scroll to discover each visualization.
πPace 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
7:50 /mi
Average Pace
8:21 /mi
Slowest Pace
8:45 /mi
πSegments
Segment Time Comparison
Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.
Time at Faster Pace
2:44:52
75% of race
Time at Steady Pace
53:58
25% of race
Time at Slower Pace
0:00
0% of race
Average Pace: 8:21 /mi
π¨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
β¨Sparklines
Checkpoint Splits with Pace Trends
Enhanced split table showing pace trends through mini sparkline visualizations.
Overall Pace Trend
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment | Pace | Trend | Rank |
|---|---|---|---|---|---|---|---|---|
5K | 3.11 mi | 07:33:14 | 27:08 | 8:45 | 27:08 | 8:45 | #4887 | |
10K | 6.21 mi | 07:59:41 | 53:35 | 8:38 | 26:27 | 8:31 | #4807 | |
15K | 9.32 mi | 08:26:31 | 1:20:25 | 8:38 | 26:50 | 8:39 | #4726 | |
20K | 12.43 mi | 08:53:00 | 1:46:54 | 8:37 | 26:29 | 8:32 | #4662 | |
Half | 13.10 mi | 08:58:36 | 1:52:30 | 8:36 | 5:36 | 8:23 | #4654 | |
25K | 15.53 mi | 09:18:40 | 2:12:34 | 8:33 | 20:04 | 8:14 | #4523 | |
30K | 18.64 mi | 09:44:00 | 2:37:54 | 8:29 | 25:20 | 8:10 | #4312 | |
35K | 21.75 mi | 10:09:12 | 3:03:06 | 8:26 | 25:12 | 8:07 | #4012 | |
40K | 24.85 mi | 10:34:16 | 3:28:10 | 8:23 | 25:04 | 8:05 | #3793 | |
Finish | 26.22 mi | 10:44:56 | 3:38:50 | 8:22 | 10:40 | 7:50 | #3710 |
Rankings
Your position at each checkpoint and how you ranked in each segment
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Males | M25-29 | Seg. Overall | Seg. Males | Seg. M25-29 |
|---|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 3.11 mi | 4887 | 3439 | 557 | 4624(Top 55%) | 3296(Top 63%) | 541(Top 71%) |
| 10K | 6.21 mi | 3.10 mi | 4807+80 | 3402+37 | 550+7 | 4761(Top 57%) | 3381(Top 64%) | 542(Top 71%) |
| 15K | 9.32 mi | 3.11 mi | 4726+81 | 3355+47 | 545+5 | 4624(Top 55%) | 3296(Top 63%) | 541(Top 71%) |
| 20K | 12.43 mi | 3.11 mi | 4662+64 | 3315+40 | 539+6 | 4473(Top 53%) | 3205(Top 61%) | 525(Top 69%) |
| Half | 13.10 mi | 0.67 mi | 4654+8 | 3311+4 | 539 | 4442(Top 53%) | 3180(Top 61%) | 525(Top 69%) |
| 25K | 15.53 mi | 2.43 mi | 4523+131 | 3222+89 | 527+12 | 3826(Top 46%) | 2790(Top 53%) | 485(Top 64%) |
| 30K | 18.64 mi | 3.11 mi | 4312+211 | 3096+126 | 511+16 | 3450(Top 41%) | 2554(Top 49%) | 449(Top 59%) |
| 35K | 21.75 mi | 3.11 mi | 4012+300 | 2909+187 | 495+16 | 2988(Top 36%) | 2226(Top 42%) | 392(Top 52%) |
| 40K | 24.85 mi | 3.10 mi | 3793+219 | 2747+162 | 475+20 | 2673(Top 32%) | 1978(Top 38%) | 363(Top 48%) |
| Finish | 26.22 mi | 1.37 mi | 3710+83 | 2689+58 | 462+13 | 2466(Top 29%) | 1823(Top 35%) | 355(Top 47%) |
Segment Performance Analysis
10Kβ15K
0.0 - 3.1 mi
Overall
4624
Males
3296
M25-29
541
5Kβ10K
3.1 - 6.2 mi
Overall
4761
Males
3381
M25-29
542
10Kβ15K
6.2 - 9.3 mi
Overall
4624
Males
3296
M25-29
541
15Kβ20K
9.3 - 12.4 mi
Overall
4473
Males
3205
M25-29
525
20KβHalf
12.4 - 13.1 mi
Overall
4442
Males
3180
M25-29
525
Halfβ25K
13.1 - 15.5 mi
Overall
3826
Males
2790
M25-29
485
25Kβ30K
15.5 - 18.6 mi
Overall
3450
Males
2554
M25-29
449
30Kβ35K
18.6 - 21.8 mi
Overall
2988
Males
2226
M25-29
392
35Kβ40K
21.8 - 24.9 mi
Overall
2673
Males
1978
M25-29
363
40KβFinish
24.9 - 26.2 mi
Overall
2466
Males
1823
M25-29
355
Passing
Athletes you passed and who passed you throughout the race
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start β 5K | - | - | - | - | #4887 |
| 5K β 10K | 122 | 42 | +80 | #4887 | #4807 |
| 10K β 15K | 96 | 15 | +81 | #4807 | #4726 |
| 15K β 20K | 76 | 12 | +64 | #4726 | #4662 |
| 20K β Half | 12 | 4 | +8 | #4662 | #4654 |
| Half β 25K | 135 | 4 | +131 | #4654 | #4523 |
| 25K β 30K | 214* | 3 | +211 | #4523 | #4312 |
| 30K β 35K | 302* | 2 | +300 | #4312 | #4012 |
| 35K β 40K | 221* | 2 | +219 | #4012 | #3793 |
| 40K β Finish | 88 | 5 | +83 | #3793 | #3710 |
| TOTALS | 1266* | 89 | +1177 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Analysis Visualizations
Explore your passing analysis through 5 different visualizations. Scroll to discover each one.
πPosition Graph
π¨Heatmap Timeline
πPassing Circle
πPosition Flow
πRace Lanes
Qualifying & Age Grade
See how your performance stacks up against qualifying standards
Boston Qualifying analysis available
NYC Marathon Qualifying analysis available
Finisher Certificate
Download and share your official race completion certificate
Your certificate is generated on-demand and can be shared on social media or saved for your records
Activity Data
Upload your GPX file to see detailed activity metrics
Upload your GPX file
Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps
.gpx files up to 10MB
Export & Support
Download your data, get help, and share your feedback
Export Track Data
Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.
Questions or issues regarding timing data?
If you notice any discrepancies in your timing data or have questions about your results, our support team can help.
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