Brenna Preston
Placentia, CA
Bib: 37741 F
Race Timeline
The Course
Half Splits
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Checkpoint Splits
| Checkpoint | Time | Avg Pace | Segment Length | Segment Time | Segment Pace | Trend | Diff |
|---|---|---|---|---|---|---|---|
5K | 38:11 | 12:17 | 3.11 mi | 38:11 | 12:17 | - | |
10K | 1:13:15 | 11:47 | 3.10 mi | 35:04 | 11:17 | -1:00 | |
15K | 1:50:33 | 11:52 | 3.11 mi | 37:18 | 12:00 | +0:43 | |
21K | 2:35:53 | 11:57 | 3.73 mi | 45:20 | 12:10 | +0:10 | |
25K | 3:05:21 | 11:56 | 2.48 mi | 29:28 | 11:51 | -0:19 | |
30K | 3:56:46 | 12:42 | 3.11 mi | 51:25 | 16:33 | +4:42 | |
35K | 4:36:44 | 12:43 | 3.11 mi | 39:58 | 12:52 | -3:41 | |
40K | 5:19:55 | 12:52 | 3.10 mi | 43:11 | 13:54 | +1:02 | |
Finish(26.22 mi) | 5:38:03 | 12:54 | 1.37 mi | 18:08 | 13:18 | -0:36 |
Checkpoints & Pacing
Pace Line
Fastest Pace
11:17 /mi
Average Pace
12:54 /mi
Slowest Pace
16:33 /mi
Segments
Time at Faster Pace
35:04
10% of race
Time at Steady Pace
3:10:15
56% of race
Time at Slower Pace
1:52:44
33% of race
Average Pace: 12:54 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Females | F45-49 | Seg. Overall | Seg. Females | Seg. F45-49 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 25251 | 9590 | 887 | 24985 | 9468 | 886 |
| 10K | 3.10 mi | 24497+754 | 9198+392 | 841+46 | 23689 | 8802 | 801 |
| 15K | 3.11 mi | 24683-186 | 9288-90 | 856-15 | 24985 | 9468 | 886 |
| 21K | 3.73 mi | 23944+739 | 8956+332 | 813+43 | 22914 | 8516 | 768 |
| 25K | 2.48 mi | 23326+618 | 8700+256 | 777+36 | 21204 | 7944 | 697 |
| 30K | 3.11 mi | 25128-1802 | 9673-973 | 915-138 | 29019 | 11884 | 1188 |
| 35K | 3.11 mi | 24193+935 | 9324+349 | 876+39 | 19474 | 7650 | 688 |
| 40K | 3.10 mi | 23699+494 | 9177+147 | 857+19 | 21097 | 8525 | 772 |
| Finish(26.22 mi) | 1.37 mi | 23470+229 | 9097+80 | 846+11 | 20065 | 7992 | 712 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
24985
Females
9468
F45-49
9468
5K→10K
3.1 - 6.2 mi
Overall
23689
Females
8802
F45-49
8802
10K→15K
6.2 - 9.3 mi
Overall
24985
Females
9468
F45-49
9468
15K→21K
9.3 - 13.1 mi
Overall
22914
Females
8516
F45-49
8516
21K→25K
13.1 - 15.5 mi
Overall
21204
Females
7944
F45-49
7944
25K→30K
15.5 - 18.6 mi
Overall
29019
Females
11884
F45-49
11884
30K→35K
18.6 - 21.8 mi
Overall
19474
Females
7650
F45-49
7650
35K→40K
21.8 - 24.9 mi
Overall
21097
Females
8525
F45-49
8525
40K→Finish
24.9 - 26.2 mi
Overall
20065
Females
7992
F45-49
7992
Passing Analysis
| Segment | Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 5K | - | - | - | - | #25251 |
| 5K → 10K | 923* | 169 | +754 | #25251 | #24497 |
| 10K → 15K | 318* | 504 | -186 | #24497 | #24683 |
| 15K → 21K | 912* | 173 | +739 | #24683 | #23944 |
| 21K → 25K | 695* | 77 | +618 | #23944 | #23326 |
| 25K → 30K | 50* | 1852 | -1802 | #23326 | #25128 |
| 30K → 35K | 955* | 20 | +935 | #25128 | #24193 |
| 35K → 40K | 568* | 74 | +494 | #24193 | #23699 |
| 40K → Finish | 252* | 23 | +229 | #23699 | #23470 |
| TOTALS | 4673* | 2892 | +1781 |
* 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