Karen Tsao
San Francisco, CA
Bib: 11725 F 53
Race Timeline
The Course
Half Splits
Your race, unpacked
See your splits, ranks & AI insights.
Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
2.13M | 2.13 mi | 07:33:30 | 24:09 | 11:20 | 24:09 | 11:20 | - |
6.62M | 6.62 mi | 08:09:15 | 59:54 | 9:03 | 35:45 | 7:58 | -3:22 |
7.12M | 7.12 mi | 08:15:09 | 1:05:48 | 9:14 | 5:54 | 11:48 | +3:50 |
10.65M | 10.65 mi | 08:44:25 | 1:35:04 | 8:56 | 29:16 | 8:17 | -3:31 |
Finish | 13.11 mi | 09:04:50 | 1:55:29 | 8:49 | 20:25 | 8:18 | +0:01 |
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
7:58 /mi
Average Pace
8:49 /mi
Slowest Pace
11:48 /mi
Segments
Segment Time Comparison
Time at Faster Pace
0:00
0% of race
Time at Steady Pace
1:25:26
74% of race
Time at Slower Pace
30:03
26% of race
Average Pace: 8:49 /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 |
|---|---|---|---|---|---|---|---|---|
2.13M | 2.13 mi | 07:33:30 | 24:09 | 11:20 | 24:09 | 11:20 | #1349 | |
6.62M | 6.62 mi | 08:09:15 | 59:54 | 9:03 | 35:45 | 7:58 | #738 | |
7.12M | 7.12 mi | 08:15:09 | 1:05:48 | 9:14 | 5:54 | 11:48 | #778 | |
10.65M | 10.65 mi | 08:44:25 | 1:35:04 | 8:56 | 29:16 | 8:17 | #864 | |
Finish | 13.11 mi | 09:04:50 | 1:55:29 | 8:49 | 20:25 | 8:18 | #928 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Females | F50-54 | Seg. Overall | Seg. Females | Seg. F50-54 |
|---|---|---|---|---|---|---|---|---|
| 2.13M | 2.13 mi | 2.13 mi | 1349 | 345 | 14 | 1349 | 345 | 14 |
| 6.62M | 6.62 mi | 4.49 mi | 738+611 | 160+185 | 7+7 | 511 | 96 | 4 |
| 7.12M | 7.12 mi | 0.50 mi | 778-40 | 166-6 | 7 | 1347 | 322 | 10 |
| 10.65M | 10.65 mi | 3.53 mi | 864-86 | 187-21 | 5+2 | 1137 | 268 | 7 |
| Finish | 13.11 mi | 2.46 mi | 928-64 | 214-27 | 5 | 1272 | 329 | 11 |
Segment Performance Analysis
Start → 2.13M
0.0 - 2.1 mi
Overall
1349
Females
345
F50-54
14
2.13M→6.62M
2.1 - 6.6 mi
Overall
511
Females
96
F50-54
4
6.62M→7.12M
6.6 - 7.1 mi
Overall
1347
Females
322
F50-54
11
7.12M→10.65M
7.1 - 10.7 mi
Overall
1137
Females
268
F50-54
7
10.65M→Finish
10.7 - 13.1 mi
Overall
1272
Females
329
F50-54
11
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 2.13M | - | - | - | - | #1349 |
| 2.13M → 6.62M | 617* | 6 | +611 | #1349 | #738 |
| 6.62M → 7.12M | 14 | 54 | -40 | #738 | #778 |
| 7.12M → 10.65M | 27 | 113 | -86 | #778 | #864 |
| 10.65M → Finish | 17* | 81 | -64 | #864 | #928 |
| TOTALS | 675* | 254 | +421 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Charts
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
Find another athlete or browse the full results