Margaret Harlow
Falls Church, VA
Bib: 35619 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 | 35:56 | 11:34 | 3.11 mi | 35:56 | 11:34 | - | |
10K | 1:10:39 | 11:22 | 3.10 mi | 34:43 | 11:10 | -0:24 | |
15K | 1:47:26 | 11:32 | 3.11 mi | 36:47 | 11:50 | +0:40 | |
21K | 2:32:44 | 11:42 | 3.73 mi | 45:18 | 12:09 | +0:19 | |
25K | 3:04:31 | 11:53 | 2.48 mi | 31:47 | 12:47 | +0:38 | |
30K | 3:48:02 | 12:14 | 3.11 mi | 43:31 | 14:00 | +1:13 | |
35K | 4:33:39 | 12:35 | 3.11 mi | 45:37 | 14:41 | +0:41 | |
40K | 5:20:21 | 12:53 | 3.10 mi | 46:42 | 15:02 | +0:21 | |
Finish(26.22 mi) | 5:40:25 | 13:00 | 1.37 mi | 20:04 | 14:43 | -0:19 |
Checkpoints & Pacing
Pace Line
Fastest Pace
11:10 /mi
Average Pace
13:00 /mi
Slowest Pace
15:02 /mi
Segments
Time at Faster Pace
1:47:26
32% of race
Time at Steady Pace
1:17:05
23% of race
Time at Slower Pace
2:35:54
46% of race
Average Pace: 12:59 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Females | F30-34 | Seg. Overall | Seg. Females | Seg. F30-34 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 21600 | 7803 | 1122 | 24398 | 9147 | 1289 |
| 10K | 3.10 mi | 22283-683 | 8112-309 | 1168-46 | 23118 | 8510 | 1216 |
| 15K | 3.11 mi | 23187-904 | 8532-420 | 1219-51 | 24398 | 9147 | 1289 |
| 21K | 3.73 mi | 23040+147 | 8503+29 | 1204+15 | 22878 | 8498 | 1204 |
| 25K | 2.48 mi | 23115-75 | 8584-81 | 1218-14 | 24011 | 9334 | 1311 |
| 30K | 3.11 mi | 23368-253 | 8822-238 | 1255-37 | 24553 | 9821 | 1348 |
| 35K | 3.11 mi | 23692-324 | 9069-247 | 1284-29 | 24801 | 10137 | 1376 |
| 40K | 3.10 mi | 23760-68 | 9209-140 | 1294-10 | 24205 | 9898 | 1354 |
| Finish(26.22 mi) | 1.37 mi | 23795-35 | 9250-41 | 1301-7 | 23900 | 9724 | 1359 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
24398
Females
9147
F30-34
9147
5K→10K
3.1 - 6.2 mi
Overall
23118
Females
8510
F30-34
8510
10K→15K
6.2 - 9.3 mi
Overall
24398
Females
9147
F30-34
9147
15K→21K
9.3 - 13.1 mi
Overall
22878
Females
8498
F30-34
8498
21K→25K
13.1 - 15.5 mi
Overall
24011
Females
9334
F30-34
9334
25K→30K
15.5 - 18.6 mi
Overall
24553
Females
9821
F30-34
9821
30K→35K
18.6 - 21.8 mi
Overall
24801
Females
10137
F30-34
10137
35K→40K
21.8 - 24.9 mi
Overall
24205
Females
9898
F30-34
9898
40K→Finish
24.9 - 26.2 mi
Overall
23900
Females
9724
F30-34
9724
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #21600 |
| 5K → 10K | 906223*-683 | #21600 → #22283 |
| 10K → 15K | 1109205*-904 | #22283 → #23187 |
| 15K → 21K | 426573*+147 | #23187 → #23040 |
| 21K → 25K | 367292*-75 | #23040 → #23115 |
| 25K → 30K | 497244*-253 | #23115 → #23368 |
| 30K → 35K | 525201*-324 | #23368 → #23692 |
| 35K → 40K | 311243*-68 | #23692 → #23760 |
| 40K → Finish | 135100*-35 | #23760 → #23795 |
| TOTALS | 42762081*-2195 | #21600 → #23795 |
* 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