Rosan Choi
Falls Church, VA
Bib: 17510 F
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 | 36:55 | 11:53 | 3.11 mi | 36:55 | 11:53 | - | |
10K | 1:09:58 | 11:16 | 3.10 mi | 33:03 | 10:38 | -1:15 | |
15K | 1:45:02 | 11:16 | 3.11 mi | 35:04 | 11:17 | +0:39 | |
21K | 2:31:56 | 11:39 | 3.73 mi | 46:54 | 12:35 | +1:18 | |
25K | 3:00:59 | 11:39 | 2.48 mi | 29:03 | 11:41 | -0:54 | |
30K | 3:37:23 | 11:40 | 3.11 mi | 36:24 | 11:43 | +0:02 | |
35K | 4:14:53 | 11:43 | 3.11 mi | 37:30 | 12:04 | +0:21 | |
40K | 4:54:07 | 11:50 | 3.10 mi | 39:14 | 12:38 | +0:34 | |
Finish(26.22 mi) | 5:12:38 | 11:56 | 1.37 mi | 18:31 | 13:35 | +0:57 |
Checkpoints & Pacing
Pace Line
Fastest Pace
10:38 /mi
Average Pace
11:56 /mi
Slowest Pace
13:35 /mi
Segments
Time at Faster Pace
1:08:07
22% of race
Time at Steady Pace
2:19:52
45% of race
Time at Slower Pace
1:44:39
33% of race
Average Pace: 11:55 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Females | F55-59 | Seg. Overall | Seg. Females | Seg. F55-59 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 23327 | 8625 | 452 | 22173 | 8033 | 401 |
| 10K | 3.10 mi | 21694+1633 | 7835+790 | 390+62 | 19957 | 6970 | 333 |
| 15K | 3.11 mi | 21815-121 | 7874-39 | 393-3 | 22173 | 8033 | 401 |
| 21K | 3.73 mi | 22740-925 | 8349-475 | 434-41 | 24175 | 9165 | 520 |
| 25K | 2.48 mi | 22236+504 | 8158+191 | 415+19 | 20644 | 7669 | 382 |
| 30K | 3.11 mi | 21171+1065 | 7755+403 | 392+23 | 17527 | 6384 | 276 |
| 35K | 3.11 mi | 20408+763 | 7490+265 | 375+17 | 16895 | 6486 | 284 |
| 40K | 3.10 mi | 19883+525 | 7366+124 | 363+12 | 17231 | 6845 | 321 |
| Finish(26.22 mi) | 1.37 mi | 19916-33 | 7408-42 | 366-3 | 20893 | 8388 | 432 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
22173
Females
8033
F55-59
8033
5K→10K
3.1 - 6.2 mi
Overall
19957
Females
6970
F55-59
6970
10K→15K
6.2 - 9.3 mi
Overall
22173
Females
8033
F55-59
8033
15K→21K
9.3 - 13.1 mi
Overall
24175
Females
9165
F55-59
9165
21K→25K
13.1 - 15.5 mi
Overall
20644
Females
7669
F55-59
7669
25K→30K
15.5 - 18.6 mi
Overall
17527
Females
6384
F55-59
6384
30K→35K
18.6 - 21.8 mi
Overall
16895
Females
6486
F55-59
6486
35K→40K
21.8 - 24.9 mi
Overall
17231
Females
6845
F55-59
6845
40K→Finish
24.9 - 26.2 mi
Overall
20893
Females
8388
F55-59
8388
Passing Analysis
| Segment | Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 5K | - | - | - | - | #23327 |
| 5K → 10K | 1691* | 58 | +1633 | #23327 | #21694 |
| 10K → 15K | 354* | 475 | -121 | #21694 | #21815 |
| 15K → 21K | 312* | 1237 | -925 | #21815 | #22740 |
| 21K → 25K | 618* | 114 | +504 | #22740 | #22236 |
| 25K → 30K | 1088* | 23 | +1065 | #22236 | #21171 |
| 30K → 35K | 814* | 51 | +763 | #21171 | #20408 |
| 35K → 40K | 622* | 97 | +525 | #20408 | #19883 |
| 40K → Finish | 112* | 145 | -33 | #19883 | #19916 |
| TOTALS | 5611* | 2200 | +3411 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Charts
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