Gerald Spencer
Bib: 20178•M•Age: 47
Redwood City, CA
Race Timeline and Course Information
Your journey through the course with elevation, pacing, and checkpoint details
⏱️ Race Timeline
Watch your race unfold from start to finish
Claim it — keep all your results in one place
Claiming links this result to your profile so every race you run lives on one page.
Splits & Pacing
Detailed breakdown of your race performance at each timing point
Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
1.2M | 1.20 mi | 08:45:38 | 13:20 | 11:07 | 13:20 | 11:07 | - |
4.9M | 4.90 mi | 09:25:14 | 52:56 | 10:48 | 39:36 | 10:42 | -0:25 |
11.9M | 11.90 mi | 10:45:07 | 2:12:49 | 11:10 | 1:19:53 | 11:25 | +0:43 |
Finish | 13.11 mi | 10:59:00 | 2:26:42 | 11:11 | 13:53 | 11:29 | +0:04 |
Checkpoint Splits Visualizations
Explore your race data through different visual perspectives. Scroll to discover each visualization.
📈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
10:42 /mi
Average Pace
11:11 /mi
Slowest Pace
11:29 /mi
📊Segments
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
52:56
36% of race
Time at Steady Pace
1:33:46
64% of race
Time at Slower Pace
0:00
0% of race
Average Pace: 11:11 /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
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 |
|---|---|---|---|---|---|---|---|---|
1.2M | 1.20 mi | 08:45:38 | 13:20 | 11:07 | 13:20 | 11:07 | #2377 | |
4.9M | 4.90 mi | 09:25:14 | 52:56 | 10:48 | 39:36 | 10:42 | #2655 | |
11.9M | 11.90 mi | 10:45:07 | 2:12:49 | 11:10 | 1:19:53 | 11:25 | #2580 | |
Finish | 13.11 mi | 10:59:00 | 2:26:42 | 11:11 | 13:53 | 11:29 | #2549 |
Rankings
Your position at each checkpoint and how you ranked in each segment
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Males | M45-49 | Seg. Overall | Seg. Males | Seg. M45-49 |
|---|---|---|---|---|---|---|---|---|
| 1.2M | 1.20 mi | 1.20 mi | 2377 | 1443 | 63 | 2377(Top 66%) | 1443(Top 74%) | 63(Top 66%) |
| 4.9M | 4.90 mi | 3.70 mi | 2655-278 | 1564-121 | 67-4 | 2735(Top 76%) | 1595(Top 82%) | 65(Top 68%) |
| 11.9M | 11.90 mi | 7.00 mi | 2580+75 | 1522+42 | 61+6 | 2528(Top 70%) | 1486(Top 76%) | 61(Top 64%) |
| Finish | 13.11 mi | 1.21 mi | 2549+31 | 1502+20 | 62-1 | 2324(Top 64%) | 1369(Top 70%) | 55(Top 58%) |
Segment Performance Analysis
Start → 1.2M
0.0 - 1.2 mi
Overall
2377
Males
1443
M45-49
63
1.2M→4.9M
1.2 - 4.9 mi
Overall
2735
Males
1595
M45-49
65
4.9M→11.9M
4.9 - 11.9 mi
Overall
2528
Males
1486
M45-49
61
11.9M→Finish
11.9 - 13.1 mi
Overall
2324
Males
1369
M45-49
55
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 → 1.2M | - | - | - | - | #2377 |
| 1.2M → 4.9M | 53* | 331 | -278 | #2377 | #2655 |
| 4.9M → 11.9M | 159* | 84 | +75 | #2655 | #2580 |
| 11.9M → Finish | 39* | 8 | +31 | #2580 | #2549 |
| TOTALS | 251* | 423 | -172 |
* 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.
📈Position Graph
🎨Heatmap Timeline
🔄Passing Circle
🌊Position Flow
🏃Race Lanes
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.
Contact Race SupportQuick Links
Explore more race data and athlete comparisons
Official Timing Data
Enhanced athlete results built from official timing data.
Race managed by
The San Francisco Marathon
