Samantha Koire
Mountain View, CA
Bib: 13288 F 27
⏱️ Race Timeline
The Course
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Half Splits
Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
2.13M | 2.13 mi | 07:53:44 | 27:36 | 12:57 | 27:36 | 12:57 | - |
6.62M | 6.62 mi | 08:37:58 | 1:11:50 | 10:51 | 44:14 | 9:51 | -3:06 |
7.12M | 7.12 mi | 08:45:07 | 1:18:59 | 11:06 | 7:09 | 14:18 | +4:27 |
10.65M | 10.65 mi | 09:20:01 | 1:53:53 | 10:42 | 34:54 | 9:53 | -4:25 |
Finish | 13.11 mi | 09:44:54 | 2:18:46 | 10:35 | 24:53 | 10:07 | +0:14 |
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
9:51 /mi
Average Pace
10:35 /mi
Slowest Pace
14:18 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
0:00
0% of race
Time at Steady Pace
1:44:01
75% of race
Time at Slower Pace
34:45
25% of race
Average Pace: 10:35 /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 | 07:53:44 | 27:36 | 12:57 | 27:36 | 12:57 | #3151 | |
6.62M | 6.62 mi | 08:37:58 | 1:11:50 | 10:51 | 44:14 | 9:51 | #2763 | |
7.12M | 7.12 mi | 08:45:07 | 1:18:59 | 11:06 | 7:09 | 14:18 | #2783 | |
10.65M | 10.65 mi | 09:20:01 | 1:53:53 | 10:42 | 34:54 | 9:53 | #2823 | |
Finish | 13.11 mi | 09:44:54 | 2:18:46 | 10:35 | 24:53 | 10:07 | #2856 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Females | F25-29 | Seg. Overall | Seg. Females | Seg. F25-29 |
|---|---|---|---|---|---|---|---|---|
| 2.13M | 2.13 mi | 2.13 mi | 3151 | 1147 | 324 | 3151(Top 61%) | 1147(Top 50%) | 324(Top 55%) |
| 6.62M | 6.62 mi | 4.49 mi | 2763+388 | 959+188 | 267+57 | 2615(Top 51%) | 889(Top 39%) | 247(Top 42%) |
| 7.12M | 7.12 mi | 0.50 mi | 2783-20 | 964-5 | 272-5 | 2926(Top 57%) | 1022(Top 45%) | 291(Top 50%) |
| 10.65M | 10.65 mi | 3.53 mi | 2823-40 | 995-31 | 280-8 | 2929(Top 57%) | 1057(Top 46%) | 297(Top 51%) |
| Finish | 13.11 mi | 2.46 mi | 2856-33 | 1016-21 | 289-9 | 3036(Top 59%) | 1154(Top 50%) | 326(Top 56%) |
Segment Performance Analysis
Start → 2.13M
0.0 - 2.1 mi
Overall
3151
Females
1147
F25-29
326
2.13M→6.62M
2.1 - 6.6 mi
Overall
2615
Females
889
F25-29
249
6.62M→7.12M
6.6 - 7.1 mi
Overall
2926
Females
1022
F25-29
294
7.12M→10.65M
7.1 - 10.7 mi
Overall
2929
Females
1057
F25-29
298
10.65M→Finish
10.7 - 13.1 mi
Overall
3036
Females
1154
F25-29
326
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 2.13M | - | - | - | - | #3151 |
| 2.13M → 6.62M | 437* | 49 | +388 | #3151 | #2763 |
| 6.62M → 7.12M | 44 | 64 | -20 | #2763 | #2783 |
| 7.12M → 10.65M | 80* | 120 | -40 | #2783 | #2823 |
| 10.65M → Finish | 60* | 93 | -33 | #2823 | #2856 |
| TOTALS | 621* | 326 | +295 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visuals
🔄Passing Circle
🌊Position Flow
🏃Race Lanes
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Official Timing Data
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Race managed by
The San Francisco Marathon
Race timed by
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