Brett Marlin
Bib: 8556•M•Age: 48
San Francisco, 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 |
|---|---|---|---|---|---|---|---|
1.81M | 1.81 mi | 05:35:44 | 15:21 | 8:29 | 15:21 | 8:29 | - |
6.52M | 6.52 mi | 06:14:15 | 53:52 | 8:16 | 38:31 | 8:11 | -0:18 |
10.89M | 10.89 mi | 06:49:37 | 1:29:14 | 8:12 | 35:22 | 8:06 | -0:05 |
Garmin Hill Challenge | 11.40 mi | 06:52:54 | 1:32:31 | 8:07 | 3:17 | 6:26 | -1:40 |
14.95M | 14.95 mi | 07:18:38 | 1:58:15 | 7:55 | 25:44 | 7:15 | +0:49 |
18M | 18.00 mi | 07:45:31 | 2:25:08 | 8:04 | 26:53 | 8:49 | +1:34 |
24.69M | 24.69 mi | 08:41:08 | 3:20:45 | 8:08 | 55:37 | 8:19 | -0:30 |
Finish | 26.22 mi | 08:52:37 | 3:32:14 | 8:06 | 11:29 | 7:31 | -0:48 |
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
6:26 /mi
Average Pace
8:06 /mi
Slowest Pace
8:49 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
40:30
19% of race
Time at Steady Pace
2:24:51
68% of race
Time at Slower Pace
26:53
13% of race
Average Pace: 8:06 /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 |
|---|---|---|---|---|---|---|---|---|
1.81M | 1.81 mi | 05:35:44 | 15:21 | 8:29 | 15:21 | 8:29 | #1358 | |
6.52M | 6.52 mi | 06:14:15 | 53:52 | 8:16 | 38:31 | 8:11 | #974 | |
10.89M | 10.89 mi | 06:49:37 | 1:29:14 | 8:12 | 35:22 | 8:06 | #882 | |
Garmin Hill Challenge | 11.40 mi | 06:52:54 | 1:32:31 | 8:07 | 3:17 | 6:26 | #758 | |
14.95M | 14.95 mi | 07:18:38 | 1:58:15 | 7:55 | 25:44 | 7:15 | #724 | |
18M | 18.00 mi | 07:45:31 | 2:25:08 | 8:04 | 26:53 | 8:49 | #688 | |
24.69M | 24.69 mi | 08:41:08 | 3:20:45 | 8:08 | 55:37 | 8:19 | #595 | |
Finish | 26.22 mi | 08:52:37 | 3:32:14 | 8:06 | 11:29 | 7:31 | #580 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Males | M45-49 | Seg. Overall | Seg. Males | Seg. M45-49 |
|---|---|---|---|---|---|---|---|---|
| 1.81M | 1.81 mi | 1.81 mi | 1358 | 1198 | 66 | 1358(Top 24%) | 1198(Top 29%) | 66(Top 25%) |
| 6.52M | 6.52 mi | 4.71 mi | 974+384 | 874+324 | 42+24 | 863(Top 15%) | 783(Top 19%) | 34(Top 13%) |
| 10.89M | 10.89 mi | 4.37 mi | 882+92 | 802+72 | 37+5 | 745(Top 13%) | 676(Top 16%) | 31(Top 12%) |
| Garmin Hill Challenge | 11.40 mi | 0.51 mi | 758+124 | 690+112 | 32+5 | 79(Top 1%) | 77(Top 2%) | 2(Top 0.8%) |
| 14.95M | 14.95 mi | 3.55 mi | 724+34 | 659+31 | 27+5 | 648(Top 11%) | 589(Top 14%) | 24(Top 9%) |
| 18M | 18.00 mi | 3.05 mi | 688+36 | 628+31 | 24+3 | 581(Top 10%) | 526(Top 13%) | 17(Top 7%) |
| 24.69M | 24.69 mi | 6.69 mi | 595+93 | 535+93 | 22+2 | 512(Top 9%) | 454(Top 11%) | 20(Top 8%) |
| Finish | 26.22 mi | 1.53 mi | 580+15 | 520+15 | 23-1 | 417(Top 7%) | 368(Top 9%) | 14(Top 5%) |
Segment Performance Analysis
Start → 1.81M
0.0 - 1.8 mi
Overall
1358
Males
1198
M45-49
67
1.81M→6.52M
1.8 - 6.5 mi
Overall
863
Males
783
M45-49
35
6.52M→10.89M
6.5 - 10.9 mi
Overall
745
Males
676
M45-49
32
10.89M→Garmin Hill Challenge
10.9 - 11.4 mi
Overall
79
Males
77
M45-49
2
Garmin Hill Challenge→14.95M
11.4 - 14.9 mi
Overall
648
Males
589
M45-49
25
14.95M→18M
14.9 - 18.0 mi
Overall
581
Males
526
M45-49
17
18M→24.69M
18.0 - 24.7 mi
Overall
512
Males
454
M45-49
20
24.69M→Finish
24.7 - 26.2 mi
Overall
417
Males
368
M45-49
14
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 1.81M | - | - | - | - | #1358 |
| 1.81M → 6.52M | 396* | 12 | +384 | #1358 | #974 |
| 6.52M → 10.89M | 96 | 4 | +92 | #974 | #882 |
| 10.89M → Garmin Hill Challenge | 124 | 0 | +124 | #882 | #758 |
| Garmin Hill Challenge → 14.95M | 45 | 11 | +34 | #758 | #724 |
| 14.95M → 18M | 44 | 8 | +36 | #724 | #688 |
| 18M → 24.69M | 114* | 21 | +93 | #688 | #595 |
| 24.69M → Finish | 21 | 6 | +15 | #595 | #580 |
| TOTALS | 840* | 62 | +778 |
* 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

