David Leach
Bib: 9511•M•Age: 32
Littleton, CO
⏱️ 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 | 05:44:08 | 15:49 | 8:44 | 15:49 | 8:44 | - |
5.55 Miles | 5.55 mi | 06:16:49 | 48:30 | 8:44 | 32:41 | 8:44 | 0:00 |
6.52 Miles | 6.52 mi | 06:25:47 | 57:28 | 8:49 | 8:58 | 9:15 | +0:31 |
10.87 Miles | 10.87 mi | 07:04:32 | 1:36:13 | 8:51 | 38:45 | 8:54 | -0:21 |
Garmin Hill Challenge | 11.38 mi | 07:09:54 | 1:41:35 | 8:56 | 5:22 | 10:32 | +1:38 |
14.95 Miles | 14.95 mi | 07:40:17 | 2:11:58 | 8:50 | 30:23 | 8:31 | -2:01 |
18 Miles | 18.00 mi | 08:13:09 | 2:44:50 | 9:09 | 32:52 | 10:47 | +2:16 |
25 Miles | 25.00 mi | 09:14:38 | 3:46:19 | 9:03 | 1:01:29 | 8:47 | -2:00 |
Finish | 26.22 mi | 09:24:40 | 3:56:21 | 9:01 | 10:02 | 8:14 | -0:33 |
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
8:14 /mi
Average Pace
9:01 /mi
Slowest Pace
10:47 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
10:02
4% of race
Time at Steady Pace
2:59:07
76% of race
Time at Slower Pace
47:12
20% of race
Average Pace: 9:01 /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 | 05:44:08 | 15:49 | 8:44 | 15:49 | 8:44 | #1915 | |
5.55 Miles | 5.55 mi | 06:16:49 | 48:30 | 8:44 | 32:41 | 8:44 | #1775 | |
6.52 Miles | 6.52 mi | 06:25:47 | 57:28 | 8:49 | 8:58 | 9:15 | #1782 | |
10.87 Miles | 10.87 mi | 07:04:32 | 1:36:13 | 8:51 | 38:45 | 8:54 | #1859 | |
Garmin Hill Challenge | 11.38 mi | 07:09:54 | 1:41:35 | 8:56 | 5:22 | 10:32 | #1834 | |
14.95 Miles | 14.95 mi | 07:40:17 | 2:11:58 | 8:50 | 30:23 | 8:31 | #2095 | |
18 Miles | 18.00 mi | 08:13:09 | 2:44:50 | 9:09 | 32:52 | 10:47 | #2185 | |
25 Miles | 25.00 mi | 09:14:38 | 3:46:19 | 9:03 | 1:01:29 | 8:47 | #1734 | |
Finish | 26.22 mi | 09:24:40 | 3:56:21 | 9:01 | 10:02 | 8:14 | #1634 |
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 | 1915 | 1632 | 329 | 1915(Top 29%) | 1632(Top 35%) | 329(Top 35%) |
| 5.55 Miles | 5.55 mi | 3.74 mi | 1775+140 | 1524+108 | 310+19 | 1788(Top 27%) | 1535(Top 33%) | 317(Top 34%) |
| 6.52 Miles | 6.52 mi | 0.97 mi | 1782-7 | 1533-9 | 314-4 | 1906(Top 29%) | 1627(Top 35%) | 331(Top 35%) |
| 10.87 Miles | 10.87 mi | 4.35 mi | 1859-77 | 1598-65 | 320-6 | 2042(Top 31%) | 1732(Top 37%) | 358(Top 38%) |
| Garmin Hill Challenge | 11.38 mi | 0.51 mi | 1834+25 | 1582+16 | 319+1 | 1588(Top 24%) | 1380(Top 30%) | 283(Top 30%) |
| 14.95 Miles | 14.95 mi | 3.57 mi | 2095-261 | 1786-204 | 362-43 | 2751(Top 42%) | 2276(Top 49%) | 457(Top 49%) |
| 18 Miles | 18.00 mi | 3.05 mi | 2185-90 | 1851-65 | 376-14 | 2579(Top 39%) | 2119(Top 46%) | 430(Top 46%) |
| 25 Miles | 25.00 mi | 7.00 mi | 1734+451 | 1468+383 | 303+73 | 1080(Top 17%) | 931(Top 20%) | 196(Top 21%) |
| Finish | 26.22 mi | 1.22 mi | 1634+100 | 1389+79 | 284+19 | 580(Top 9%) | 508(Top 11%) | 100(Top 11%) |
Segment Performance Analysis
Start → 1.81 Miles
0.0 - 1.8 mi
Overall
1915
Males
1632
M30-34
331
1.81 Miles→5.55 Miles
1.8 - 5.5 mi
Overall
1788
Males
1535
M30-34
318
5.55 Miles→6.52 Miles
5.5 - 6.5 mi
Overall
1906
Males
1627
M30-34
332
6.52 Miles→10.87 Miles
6.5 - 10.9 mi
Overall
2042
Males
1732
M30-34
359
10.87 Miles→Garmin Hill Challenge
10.9 - 11.4 mi
Overall
1588
Males
1380
M30-34
284
Garmin Hill Challenge→14.95 Miles
11.4 - 14.9 mi
Overall
2751
Males
2276
M30-34
458
14.95 Miles→18 Miles
14.9 - 18.0 mi
Overall
2579
Males
2119
M30-34
430
18 Miles→25 Miles
18.0 - 25.0 mi
Overall
1080
Males
931
M30-34
196
25 Miles→Finish
25.0 - 26.2 mi
Overall
580
Males
508
M30-34
100
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 1.81 Miles | - | - | - | - | #1915 |
| 1.81 Miles → 5.55 Miles | 219 | 79 | +140 | #1915 | #1775 |
| 5.55 Miles → 6.52 Miles | 31 | 38 | -7 | #1775 | #1782 |
| 6.52 Miles → 10.87 Miles | 46* | 123 | -77 | #1782 | #1859 |
| 10.87 Miles → Garmin Hill Challenge | 41 | 16 | +25 | #1859 | #1834 |
| Garmin Hill Challenge → 14.95 Miles | 9 | 270 | -261 | #1834 | #2095 |
| 14.95 Miles → 18 Miles | 63* | 153 | -90 | #2095 | #2185 |
| 18 Miles → 25 Miles | 460* | 9 | +451 | #2185 | #1734 |
| 25 Miles → Finish | 101* | 1 | +100 | #1734 | #1634 |
| TOTALS | 970* | 689 | +281 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visuals
📈Position Graph
🎨Heatmap Timeline
🔄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
