Cathy Tsai
Bib: 8941 •F •Age: 47
Pleasanton, 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
Splits & Pacing
Detailed breakdown of your race performance at each timing point
Half Splits
Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
5K | 3.11 mi | 07:40:54 | 25:22 | 8:10 | 25:22 | 8:10 | - |
10K | 6.21 mi | 08:06:04 | 50:32 | 8:08 | 25:10 | 8:07 | -0:03 |
15K | 9.32 mi | 08:31:59 | 1:16:27 | 8:13 | 25:55 | 8:21 | +0:14 |
Half | 13.10 mi | 09:03:11 | 1:47:39 | 8:14 | 31:12 | 8:16 | -0:05 |
25K | 15.53 mi | 09:23:29 | 2:07:57 | 8:15 | 20:18 | 8:20 | +0:04 |
30K | 18.64 mi | 09:49:31 | 2:33:59 | 8:16 | 26:02 | 8:23 | +0:03 |
35K | 21.75 mi | 10:16:21 | 3:00:49 | 8:19 | 26:50 | 8:39 | +0:16 |
40K | 24.85 mi | 10:43:25 | 3:27:53 | 8:22 | 27:04 | 8:43 | +0:04 |
Finish | 26.22 mi | 11:02:43 | 3:47:11 | 8:41 | 19:18 | 14:10 | +5:27 |
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. Green = fastest, yellow = moderate, red = slowest segments.
Fastest Pace
8:07 /mi
Average Pace
8:40 /mi
Slowest Pace
14:10 /mi
📊Segments
Segment Time Comparison
Bar length shows time spent in each segment. Color indicates pace quality: green = fast pace, yellow = moderate, red = slow pace.
Time at Fast Pace
0:00
0% of race
Time at Moderate Pace
3:27:53
92% of race
Time at Slow Pace
19:18
8% of race
Average Pace: 8:40 /mi
🎨Heatmap
Pace Heatmap
Visual intensity map of your pacing throughout the race. Green = fastest, yellow = moderate, red = slowest.
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 |
|---|---|---|---|---|---|---|---|---|
5K | 3.11 mi | 07:40:54 | 25:22 | 8:10 | 25:22 | 8:10 | #4334 | |
10K | 6.21 mi | 08:06:04 | 50:32 | 8:08 | 25:10 | 8:07 | #4401 | |
15K | 9.32 mi | 08:31:59 | 1:16:27 | 8:13 | 25:55 | 8:21 | #4406 | |
Half | 13.10 mi | 09:03:11 | 1:47:39 | 8:14 | 31:12 | 8:16 | #4376 | |
25K | 15.53 mi | 09:23:29 | 2:07:57 | 8:15 | 20:18 | 8:20 | #4308 | |
30K | 18.64 mi | 09:49:31 | 2:33:59 | 8:16 | 26:02 | 8:23 | #4184 | |
35K | 21.75 mi | 10:16:21 | 3:00:49 | 8:19 | 26:50 | 8:39 | #4075 | |
40K | 24.85 mi | 10:43:25 | 3:27:53 | 8:22 | 27:04 | 8:43 | #3949 | |
Finish | 26.22 mi | 11:02:43 | 3:47:11 | 8:41 | 19:18 | 14:10 | #4392 |
Rankings
Your position at each checkpoint and how you ranked in each segment
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Females | F45-49 | Seg. Overall | Seg. Females | Seg. F45-49 |
|---|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 3.11 mi | 4334 | 1238 | 87 | 4445(Top 48%) | 1288(Top 35%) | 96(Top 23%) |
| 10K | 6.21 mi | 3.10 mi | 4401-67 | 1272-34 | 94-7 | 4452(Top 48%) | 1290(Top 35%) | 96(Top 23%) |
| 15K | 9.32 mi | 3.11 mi | 4406-5 | 1273-1 | 94 | 4445(Top 48%) | 1288(Top 35%) | 96(Top 23%) |
| Half | 13.10 mi | 3.78 mi | 4376+30 | 1264+9 | 94 | 4323(Top 47%) | 1243(Top 34%) | 91(Top 22%) |
| 25K | 15.53 mi | 2.43 mi | 4308+68 | 1237+27 | 88+6 | 4077(Top 44%) | 1172(Top 32%) | 79(Top 19%) |
| 30K | 18.64 mi | 3.11 mi | 4184+124 | 1195+42 | 81+7 | 3867(Top 42%) | 1126(Top 31%) | 79(Top 19%) |
| 35K | 21.75 mi | 3.11 mi | 4075+109 | 1175+20 | 80+1 | 3705(Top 40%) | 1121(Top 31%) | 83(Top 20%) |
| 40K | 24.85 mi | 3.10 mi | 3949+126 | 1161+14 | 80 | 3503(Top 38%) | 1130(Top 31%) | 89(Top 21%) |
| Finish | 26.22 mi | 1.37 mi | 4392-443 | 1354-193 | 105-25 | 8655(Top 94%) | 3446(Top 95%) | 398(Top 95%) |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
4445
Females
1288
F45-49
96
5K→10K
3.1 - 6.2 mi
Overall
4452
Females
1290
F45-49
96
10K→15K
6.2 - 9.3 mi
Overall
4445
Females
1288
F45-49
96
15K→Half
9.3 - 13.1 mi
Overall
4323
Females
1243
F45-49
91
Half→25K
13.1 - 15.5 mi
Overall
4077
Females
1172
F45-49
79
25K→30K
15.5 - 18.6 mi
Overall
3867
Females
1126
F45-49
79
30K→35K
18.6 - 21.8 mi
Overall
3705
Females
1121
F45-49
83
35K→40K
21.8 - 24.9 mi
Overall
3503
Females
1130
F45-49
89
40K→Finish
24.9 - 26.2 mi
Overall
8655
Females
3446
F45-49
398
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 → 5K | - | - | - | - | #4334 |
| 5K → 10K | 38 | 105 | -67 | #4334 | #4401 |
| 10K → 15K | 35 | 40 | -5 | #4401 | #4406 |
| 15K → Half | 56 | 26 | +30 | #4406 | #4376 |
| Half → 25K | 85 | 17 | +68 | #4376 | #4308 |
| 25K → 30K | 135 | 11 | +124 | #4308 | #4184 |
| 30K → 35K | 131 | 22 | +109 | #4184 | #4075 |
| 35K → 40K | 161 | 35 | +126 | #4075 | #3949 |
| 40K → Finish | 4 | 200 | -443 | #3949 | #4392 |
| TOTALS | 645 | 456 | -58 |
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
Qualifying & Age Grade
See how your performance stacks up against qualifying standards
Olympic Trials Qualifying analysis available
Finisher Certificate
Download and share your official race completion certificate
Your certificate is generated on-demand and can be shared on social media or saved for your records
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


