Jay Chow
San Bruno, CA
Bib: 27753 M
Race Timeline
The Course
Half Splits
Your race, unpacked
See your splits, ranks & AI insights.
Checkpoint Splits
| Checkpoint | Time | Avg Pace | Segment Length | Segment Time | Segment Pace | Trend | Diff |
|---|---|---|---|---|---|---|---|
5K | 36:13 | 11:39 | 3.11 mi | 36:13 | 11:39 | - | |
10K | 1:10:28 | 11:20 | 3.10 mi | 34:15 | 11:01 | -0:38 | |
15K | 1:46:06 | 11:23 | 3.11 mi | 35:38 | 11:28 | +0:27 | |
21K | 2:39:49 | 12:15 | 3.73 mi | 53:43 | 14:24 | +2:56 | |
25K | 3:20:45 | 12:55 | 2.48 mi | 40:56 | 16:28 | +2:04 | |
30K | 4:12:53 | 13:34 | 3.11 mi | 52:08 | 16:47 | +0:19 | |
35K | 5:10:21 | 14:16 | 3.11 mi | 57:28 | 18:30 | +1:43 | |
40K | 6:10:15 | 14:54 | 3.10 mi | 59:54 | 19:17 | +0:47 | |
Finish(26.22 mi) | 6:36:23 | 15:08 | 1.37 mi | 26:08 | 19:10 | -0:07 |
Checkpoints & Pacing
Pace Line
Fastest Pace
11:01 /mi
Average Pace
15:08 /mi
Slowest Pace
19:17 /mi
Segments
Time at Faster Pace
2:39:49
40% of race
Time at Steady Pace
1:33:04
23% of race
Time at Slower Pace
2:23:30
36% of race
Average Pace: 15:07 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Males | M55-59 | Seg. Overall | Seg. Males | Seg. M55-59 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 22071 | 14061 | 840 | 22955 | 14537 | 883 |
| 10K | 3.10 mi | 22123-52 | 14091-30 | 843-3 | 22284 | 14165 | 846 |
| 15K | 3.11 mi | 22422-299 | 14268-177 | 857-14 | 22955 | 14537 | 883 |
| 21K | 3.73 mi | 25124-2702 | 15589-1321 | 1011-154 | 28395 | 16984 | 1193 |
| 25K | 2.48 mi | 26811-1687 | 16313-724 | 1095-84 | 29644 | 17501 | 1252 |
| 30K | 3.11 mi | 27643-832 | 16618-305 | 1130-35 | 29208 | 17225 | 1231 |
| 35K | 3.11 mi | 28417-774 | 16947-329 | 1183-53 | 29644 | 17441 | 1251 |
| 40K | 3.10 mi | 28769-352 | 17089-142 | 1207-24 | 29368 | 17290 | 1236 |
| Finish(26.22 mi) | 1.37 mi | 28825-56 | 17103-14 | 1207 | 29108 | 17145 | 1222 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
22955
Males
14537
M55-59
14537
5K→10K
3.1 - 6.2 mi
Overall
22284
Males
14165
M55-59
14165
10K→15K
6.2 - 9.3 mi
Overall
22955
Males
14537
M55-59
14537
15K→21K
9.3 - 13.1 mi
Overall
28395
Males
16984
M55-59
16984
21K→25K
13.1 - 15.5 mi
Overall
29644
Males
17501
M55-59
17501
25K→30K
15.5 - 18.6 mi
Overall
29208
Males
17225
M55-59
17225
30K→35K
18.6 - 21.8 mi
Overall
29644
Males
17441
M55-59
17441
35K→40K
21.8 - 24.9 mi
Overall
29368
Males
17290
M55-59
17290
40K→Finish
24.9 - 26.2 mi
Overall
29108
Males
17145
M55-59
17145
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #22071 |
| 5K → 10K | 480428*-52 | #22071 → #22123 |
| 10K → 15K | 610311*-299 | #22123 → #22422 |
| 15K → 21K | 279391*-2702 | #22422 → #25124 |
| 21K → 25K | 172942*-1687 | #25124 → #26811 |
| 25K → 30K | 91583*-832 | #26811 → #27643 |
| 30K → 35K | 81036*-774 | #27643 → #28417 |
| 35K → 40K | 40149*-352 | #28417 → #28769 |
| 40K → Finish | 7923*-56 | #28769 → #28825 |
| TOTALS | 78171063*-6754 | #22071 → #28825 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visualized
Passing Circle
Position Flow
Race Lanes
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Race managed by
U.S. Marine Corps Community Services (MCCS)
Race timed by
Timing Productions