Yang-Sun Hwang
San Francisco, CA
Bib: 23096 F 31
⏱️ Race Timeline
The Course
Claim it for a free AI report on this race
A one-of-a-kind AI Race Performance Report that reads your race like a coach. A plain-English story of how you raced, where you surged and faded, and what it all means. Emailed to you, free.
Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
1.2M | 1.20 mi | 08:58:53 | 14:18 | 11:55 | 14:18 | 11:55 | - |
4.9M | 4.90 mi | 09:39:09 | 54:34 | 11:08 | 40:16 | 10:53 | -1:02 |
11.9M | 11.90 mi | 11:01:28 | 2:16:53 | 11:30 | 1:22:19 | 11:46 | +0:53 |
Finish | 13.11 mi | 11:17:33 | 2:32:58 | 11:40 | 16:05 | 13:18 | +1:32 |
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
10:53 /mi
Average Pace
11:40 /mi
Slowest Pace
13:18 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
40:16
26% of race
Time at Steady Pace
1:36:37
63% of race
Time at Slower Pace
16:05
11% of race
Average Pace: 11:40 /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 |
|---|---|---|---|---|---|---|---|---|
1.2M | 1.20 mi | 08:58:53 | 14:18 | 11:55 | 14:18 | 11:55 | #2856 | |
4.9M | 4.90 mi | 09:39:09 | 54:34 | 11:08 | 40:16 | 10:53 | #2826 | |
11.9M | 11.90 mi | 11:01:28 | 2:16:53 | 11:30 | 1:22:19 | 11:46 | #2735 | |
Finish | 13.11 mi | 11:17:33 | 2:32:58 | 11:40 | 16:05 | 13:18 | #2761 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Females | F30-34 | Seg. Overall | Seg. Females | Seg. F30-34 |
|---|---|---|---|---|---|---|---|---|
| 1.2M | 1.20 mi | 1.20 mi | 2856 | 1196 | 262 | 2856(Top 79%) | 1196(Top 73%) | 262(Top 75%) |
| 4.9M | 4.90 mi | 3.70 mi | 2826+30 | 1185+11 | 260+2 | 2796(Top 77%) | 1166(Top 71%) | 256(Top 73%) |
| 11.9M | 11.90 mi | 7.00 mi | 2735+91 | 1140+45 | 250+10 | 2687(Top 74%) | 1114(Top 68%) | 246(Top 70%) |
| Finish | 13.11 mi | 1.21 mi | 2761-26 | 1157-17 | 253-3 | 2974(Top 82%) | 1306(Top 79%) | 278(Top 79%) |
Segment Performance Analysis
Start → 1.2M
0.0 - 1.2 mi
Overall
2856
Females
1196
F30-34
263
1.2M→4.9M
1.2 - 4.9 mi
Overall
2796
Females
1166
F30-34
257
4.9M→11.9M
4.9 - 11.9 mi
Overall
2687
Females
1114
F30-34
246
11.9M→Finish
11.9 - 13.1 mi
Overall
2974
Females
1306
F30-34
278
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 1.2M | - | - | - | - | #2856 |
| 1.2M → 4.9M | 116* | 86 | +30 | #2856 | #2826 |
| 4.9M → 11.9M | 137* | 46 | +91 | #2826 | #2735 |
| 11.9M → Finish | 11* | 37 | -26 | #2735 | #2761 |
| TOTALS | 264* | 169 | +95 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visuals
🔄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
Official Timing Data
Enhanced athlete results built from official timing data.
Race managed by
The San Francisco Marathon
