Chuan Zhou
Bib: 2926โขMโขAge: 61
Los Altos Hills, CA
โฑ๏ธ Race Timeline
The Course
Claim it โ unlock a deeper AI report on this race, free
A personalized Race Performance Report that goes beyond this page โ 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 | 05:46:45 | 17:25 | 9:37 | 17:25 | 9:37 | - |
5.55 Miles | 5.55 mi | 06:24:08 | 54:48 | 9:52 | 37:23 | 10:00 | +0:23 |
6.52 Miles | 6.52 mi | 06:35:05 | 1:05:45 | 10:05 | 10:57 | 11:17 | +1:17 |
10.87 Miles | 10.87 mi | 07:17:21 | 1:48:01 | 9:56 | 42:16 | 9:43 | -1:34 |
Garmin Hill Challenge | 11.38 mi | 07:24:45 | 1:55:25 | 10:09 | 7:24 | 14:31 | +4:48 |
14.95 Miles | 14.95 mi | 07:57:16 | 2:27:56 | 9:54 | 32:31 | 9:06 | -5:25 |
18 Miles | 18.00 mi | 08:35:39 | 3:06:19 | 10:21 | 38:23 | 12:35 | +3:29 |
25 Miles | 25.00 mi | 09:54:09 | 4:24:49 | 10:36 | 1:18:30 | 11:13 | -1:22 |
Finish | 26.22 mi | 10:08:30 | 4:39:10 | 10:39 | 14:21 | 11:47 | +0:34 |
Checkpoints & Pacing
๐Pace 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
9:06 /mi
Average Pace
10:39 /mi
Slowest Pace
14:31 /mi
๐Segments
Segment Time Comparison
Time at Faster Pace
2:09:35
46% of race
Time at Steady Pace
1:43:48
37% of race
Time at Slower Pace
45:47
16% of race
Average Pace: 10:39 /mi
๐จHeatmap
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
โจSparklines
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 | 05:46:45 | 17:25 | 9:37 | 17:25 | 9:37 | #3615 | |
5.55 Miles | 5.55 mi | 06:24:08 | 54:48 | 9:52 | 37:23 | 10:00 | #3844 | |
6.52 Miles | 6.52 mi | 06:35:05 | 1:05:45 | 10:05 | 10:57 | 11:17 | #4008 | |
10.87 Miles | 10.87 mi | 07:17:21 | 1:48:01 | 9:56 | 42:16 | 9:43 | #3634 | |
Garmin Hill Challenge | 11.38 mi | 07:24:45 | 1:55:25 | 10:09 | 7:24 | 14:31 | #3726 | |
14.95 Miles | 14.95 mi | 07:57:16 | 2:27:56 | 9:54 | 32:31 | 9:06 | #3685 | |
18 Miles | 18.00 mi | 08:35:39 | 3:06:19 | 10:21 | 38:23 | 12:35 | #3843 | |
25 Miles | 25.00 mi | 09:54:09 | 4:24:49 | 10:36 | 1:18:30 | 11:13 | #3766 | |
Finish | 26.22 mi | 10:08:30 | 4:39:10 | 10:39 | 14:21 | 11:47 | #3818 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Males | M60-64 | Seg. Overall | Seg. Males | Seg. M60-64 |
|---|---|---|---|---|---|---|---|---|
| 1.81 Miles | 1.81 mi | 1.81 mi | 3615 | 2879 | 44 | 3615(Top 55%) | 2879(Top 62%) | 44(Top 40%) |
| 5.55 Miles | 5.55 mi | 3.74 mi | 3844-229 | 3029-150 | 45-1 | 3942(Top 60%) | 3095(Top 67%) | 47(Top 43%) |
| 6.52 Miles | 6.52 mi | 0.97 mi | 4008-164 | 3143-114 | 45 | 4931(Top 75%) | 3734(Top 80%) | 58(Top 53%) |
| 10.87 Miles | 10.87 mi | 4.35 mi | 3634+374 | 2892+251 | 38+7 | 3196(Top 49%) | 2595(Top 56%) | 34(Top 31%) |
| Garmin Hill Challenge | 11.38 mi | 0.51 mi | 3726-92 | 2952-60 | 40-2 | 4861(Top 74%) | 3671(Top 79%) | 59(Top 54%) |
| 14.95 Miles | 14.95 mi | 3.57 mi | 3685+41 | 2924+28 | 42-2 | 3648(Top 56%) | 2878(Top 62%) | 42(Top 38%) |
| 18 Miles | 18.00 mi | 3.05 mi | 3843-158 | 3015-91 | 47-5 | 4610(Top 70%) | 3426(Top 74%) | 62(Top 56%) |
| 25 Miles | 25.00 mi | 7.00 mi | 3766+77 | 2918+97 | 44+3 | 3713(Top 57%) | 2771(Top 60%) | 40(Top 36%) |
| Finish | 26.22 mi | 1.22 mi | 3818-52 | 2955-37 | 44 | 4466(Top 68%) | 3269(Top 70%) | 47(Top 43%) |
Segment Performance Analysis
Start โ 1.81 Miles
0.0 - 1.8 mi
Overall
3615
Males
2879
M60-64
44
1.81 Milesโ5.55 Miles
1.8 - 5.5 mi
Overall
3942
Males
3095
M60-64
47
5.55 Milesโ6.52 Miles
5.5 - 6.5 mi
Overall
4931
Males
3734
M60-64
58
6.52 Milesโ10.87 Miles
6.5 - 10.9 mi
Overall
3196
Males
2595
M60-64
34
10.87 MilesโGarmin Hill Challenge
10.9 - 11.4 mi
Overall
4861
Males
3671
M60-64
59
Garmin Hill Challengeโ14.95 Miles
11.4 - 14.9 mi
Overall
3648
Males
2878
M60-64
42
14.95 Milesโ18 Miles
14.9 - 18.0 mi
Overall
4610
Males
3426
M60-64
62
18 Milesโ25 Miles
18.0 - 25.0 mi
Overall
3713
Males
2771
M60-64
40
25 MilesโFinish
25.0 - 26.2 mi
Overall
4466
Males
3269
M60-64
47
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start โ 1.81 Miles | - | - | - | - | #3615 |
| 1.81 Miles โ 5.55 Miles | 140 | 369 | -229 | #3615 | #3844 |
| 5.55 Miles โ 6.52 Miles | 17 | 181 | -164 | #3844 | #4008 |
| 6.52 Miles โ 10.87 Miles | 389* | 15 | +374 | #4008 | #3634 |
| 10.87 Miles โ Garmin Hill Challenge | 17 | 109 | -92 | #3634 | #3726 |
| Garmin Hill Challenge โ 14.95 Miles | 89* | 48 | +41 | #3726 | #3685 |
| 14.95 Miles โ 18 Miles | 59* | 217 | -158 | #3685 | #3843 |
| 18 Miles โ 25 Miles | 226* | 149 | +77 | #3843 | #3766 |
| 25 Miles โ Finish | 15* | 67 | -52 | #3766 | #3818 |
| TOTALS | 952* | 1155 | -203 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visuals
๐Position Graph
๐จHeatmap Timeline
๐Passing Circle
๐Position Flow
๐Race 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
