Pei Sim
Bib: 9086•M•Age: 30
Aptos, CA
⏱️ Race Timeline
The Course
Claim it — unlock a deeper AI report on this race, free
A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.
Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
1.81 Miles | 1.81 mi | 06:04:27 | 20:14 | 11:11 | 20:14 | 11:11 | - |
5.55 Miles | 5.55 mi | 06:46:16 | 1:02:03 | 11:11 | 41:49 | 11:11 | 0:00 |
6.52 Miles | 6.52 mi | 06:58:37 | 1:14:24 | 11:25 | 12:21 | 12:44 | +1:33 |
10.87 Miles | 10.87 mi | 07:54:19 | 2:10:06 | 11:58 | 55:42 | 12:48 | +0:04 |
Garmin Hill Challenge | 11.38 mi | 08:04:39 | 2:20:26 | 12:20 | 10:20 | 20:17 | +7:29 |
14.95 Miles | 14.95 mi | 08:58:37 | 3:14:24 | 13:00 | 53:58 | 15:07 | -5:10 |
18 Miles | 18.00 mi | 09:44:43 | 4:00:30 | 13:22 | 46:06 | 15:07 | 0:00 |
25 Miles | 25.00 mi | 11:22:19 | 5:38:06 | 13:31 | 1:37:36 | 13:57 | -1:10 |
Finish | 26.22 mi | 11:38:59 | 5:54:46 | 13:32 | 16:40 | 13:41 | -0:16 |
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
11:11 /mi
Average Pace
13:32 /mi
Slowest Pace
20:17 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
1:02:03
17% of race
Time at Steady Pace
3:02:19
51% of race
Time at Slower Pace
1:50:24
31% of race
Average Pace: 13:32 /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 |
|---|---|---|---|---|---|---|---|---|
1.81 Miles | 1.81 mi | 06:04:27 | 20:14 | 11:11 | 20:14 | 11:11 | #5859 | |
5.55 Miles | 5.55 mi | 06:46:16 | 1:02:03 | 11:11 | 41:49 | 11:11 | #5590 | |
6.52 Miles | 6.52 mi | 06:58:37 | 1:14:24 | 11:25 | 12:21 | 12:44 | #5698 | |
10.87 Miles | 10.87 mi | 07:54:19 | 2:10:06 | 11:58 | 55:42 | 12:48 | #6011 | |
Garmin Hill Challenge | 11.38 mi | 08:04:39 | 2:20:26 | 12:20 | 10:20 | 20:17 | #6068 | |
14.95 Miles | 14.95 mi | 08:58:37 | 3:14:24 | 13:00 | 53:58 | 15:07 | #6267 | |
18 Miles | 18.00 mi | 09:44:43 | 4:00:30 | 13:22 | 46:06 | 15:07 | #6295 | |
25 Miles | 25.00 mi | 11:22:19 | 5:38:06 | 13:31 | 1:37:36 | 13:57 | #6173 | |
Finish | 26.22 mi | 11:38:59 | 5:54:46 | 13:32 | 16:40 | 13:41 | #6155 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Males | M30-34 | Seg. Overall | Seg. Males | Seg. M30-34 |
|---|---|---|---|---|---|---|---|---|
| 1.81 Miles | 1.81 mi | 1.81 mi | 5859 | 4279 | 841 | 5859(Top 90%) | 4279(Top 92%) | 841(Top 90%) |
| 5.55 Miles | 5.55 mi | 3.74 mi | 5590+269 | 4143+136 | 822+19 | 5456(Top 83%) | 4056(Top 87%) | 810(Top 87%) |
| 6.52 Miles | 6.52 mi | 0.97 mi | 5698-108 | 4202-59 | 836-14 | 6024(Top 92%) | 4374(Top 94%) | 873(Top 94%) |
| 10.87 Miles | 10.87 mi | 4.35 mi | 6011-313 | 4370-168 | 869-33 | 6258(Top 96%) | 4498(Top 97%) | 897(Top 96%) |
| Garmin Hill Challenge | 11.38 mi | 0.51 mi | 6068-57 | 4403-33 | 873-4 | 6512(Top 99%) | 4636(Top 100%) | 925(Top 99%) |
| 14.95 Miles | 14.95 mi | 3.57 mi | 6267-199 | 4505-102 | 896-23 | 6427(Top 98%) | 4580(Top 99%) | 918(Top 98%) |
| 18 Miles | 18.00 mi | 3.05 mi | 6295-28 | 4514-9 | 901-5 | 6204(Top 95%) | 4418(Top 95%) | 877(Top 94%) |
| 25 Miles | 25.00 mi | 7.00 mi | 6173+122 | 4430+84 | 888+13 | 5657(Top 86%) | 4031(Top 87%) | 811(Top 87%) |
| Finish | 26.22 mi | 1.22 mi | 6155+18 | 4418+12 | 889-1 | 5649(Top 86%) | 4024(Top 87%) | 811(Top 87%) |
Segment Performance Analysis
Start → 1.81 Miles
0.0 - 1.8 mi
Overall
5859
Males
4279
M30-34
849
1.81 Miles→5.55 Miles
1.8 - 5.5 mi
Overall
5456
Males
4056
M30-34
815
5.55 Miles→6.52 Miles
5.5 - 6.5 mi
Overall
6024
Males
4374
M30-34
879
6.52 Miles→10.87 Miles
6.5 - 10.9 mi
Overall
6258
Males
4498
M30-34
902
10.87 Miles→Garmin Hill Challenge
10.9 - 11.4 mi
Overall
6512
Males
4636
M30-34
931
Garmin Hill Challenge→14.95 Miles
11.4 - 14.9 mi
Overall
6427
Males
4580
M30-34
921
14.95 Miles→18 Miles
14.9 - 18.0 mi
Overall
6204
Males
4418
M30-34
878
18 Miles→25 Miles
18.0 - 25.0 mi
Overall
5657
Males
4031
M30-34
811
25 Miles→Finish
25.0 - 26.2 mi
Overall
5649
Males
4024
M30-34
811
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 1.81 Miles | - | - | - | - | #5859 |
| 1.81 Miles → 5.55 Miles | 326 | 57 | +269 | #5859 | #5590 |
| 5.55 Miles → 6.52 Miles | 13 | 121 | -108 | #5590 | #5698 |
| 6.52 Miles → 10.87 Miles | 21* | 334 | -313 | #5698 | #6011 |
| 10.87 Miles → Garmin Hill Challenge | 1 | 58 | -57 | #6011 | #6068 |
| Garmin Hill Challenge → 14.95 Miles | 22* | 221 | -199 | #6068 | #6267 |
| 14.95 Miles → 18 Miles | 12* | 40 | -28 | #6267 | #6295 |
| 18 Miles → 25 Miles | 131* | 9 | +122 | #6295 | #6173 |
| 25 Miles → Finish | 20* | 2 | +18 | #6173 | #6155 |
| TOTALS | 546* | 842 | -296 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visuals
🔥Passing Intensity
🔄Passing Circle
🌊Position Flow
🏃Race Lanes
Upload your GPX file
Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps
.gpx files up to 10MB
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.
Contact Race SupportQuick Links
Explore more race data and athlete comparisons
Public Race Data
Enhanced athlete results built from publicly available data.
Race managed by
The San Francisco Marathon
