Alex Shin
Oak Hill, VA
Bib: 13304 M 28
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 | 07:46:22 | 29:04 | 13:39 | 29:04 | 13:39 | - |
6.62M | 6.62 mi | 08:32:23 | 1:15:05 | 11:21 | 46:01 | 10:15 | -3:24 |
7.12M | 7.12 mi | 08:38:45 | 1:21:27 | 11:26 | 6:22 | 12:44 | +2:29 |
10.65M | 10.65 mi | 09:13:40 | 1:56:22 | 10:56 | 34:55 | 9:53 | -2:51 |
Finish | 13.11 mi | 09:37:12 | 2:19:54 | 10:40 | 23:32 | 9:34 | -0:19 |
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
9:34 /mi
Average Pace
10:40 /mi
Slowest Pace
13:39 /mi
Segments
Segment Time Comparison
Time at Faster Pace
0:00
0% of race
Time at Steady Pace
1:44:28
75% of race
Time at Slower Pace
35:26
25% of race
Average Pace: 10:40 /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 |
|---|---|---|---|---|---|---|---|---|
2.13M | 2.13 mi | 07:46:22 | 29:04 | 13:39 | 29:04 | 13:39 | #3844 | |
6.62M | 6.62 mi | 08:32:23 | 1:15:05 | 11:21 | 46:01 | 10:15 | #3319 | |
7.12M | 7.12 mi | 08:38:45 | 1:21:27 | 11:26 | 6:22 | 12:44 | #3142 | |
10.65M | 10.65 mi | 09:13:40 | 1:56:22 | 10:56 | 34:55 | 9:53 | #3078 | |
Finish | 13.11 mi | 09:37:12 | 2:19:54 | 10:40 | 23:32 | 9:34 | #2953 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Males | M25-29 | Seg. Overall | Seg. Males | Seg. M25-29 |
|---|---|---|---|---|---|---|---|---|
| 2.13M | 2.13 mi | 2.13 mi | 3844 | 2325 | 530 | 3844 | 2325 | 530 |
| 6.62M | 6.62 mi | 4.49 mi | 3319+525 | 2075+250 | 475+55 | 3093 | 1954 | 457 |
| 7.12M | 7.12 mi | 0.50 mi | 3142+177 | 1992+83 | 459+16 | 1983 | 1395 | 338 |
| 10.65M | 10.65 mi | 3.53 mi | 3078+64 | 1957+35 | 454+5 | 2940 | 1869 | 427 |
| Finish | 13.11 mi | 2.46 mi | 2953+125 | 1880+77 | 434+20 | 2523 | 1621 | 383 |
Segment Performance Analysis
Start → 2.13M
0.0 - 2.1 mi
Overall
3844
Males
2325
M25-29
534
2.13M→6.62M
2.1 - 6.6 mi
Overall
3093
Males
1954
M25-29
458
6.62M→7.12M
6.6 - 7.1 mi
Overall
1983
Males
1395
M25-29
339
7.12M→10.65M
7.1 - 10.7 mi
Overall
2940
Males
1869
M25-29
428
10.65M→Finish
10.7 - 13.1 mi
Overall
2523
Males
1621
M25-29
383
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 2.13M | - | - | - | - | #3844 |
| 2.13M → 6.62M | 555* | 30 | +525 | #3844 | #3319 |
| 6.62M → 7.12M | 183 | 6 | +177 | #3319 | #3142 |
| 7.12M → 10.65M | 125* | 61 | +64 | #3142 | #3078 |
| 10.65M → Finish | 147* | 22 | +125 | #3078 | #2953 |
| TOTALS | 1010* | 119 | +891 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Charts
Passing Circle
Position Flow
Race Lanes
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The San Francisco Marathon
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