Mary StJohn
Collegeville, PA
Bib: 18735 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 | 41:01 | 13:12 | 3.11 mi | 41:01 | 13:12 | - | |
10K | 1:23:04 | 13:22 | 3.10 mi | 42:03 | 13:32 | +0:20 | |
15K | 2:05:00 | 13:25 | 3.11 mi | 41:56 | 13:30 | -0:02 | |
21K | 2:59:55 | 13:47 | 3.73 mi | 54:55 | 14:44 | +1:14 | |
25K | 3:38:01 | 14:02 | 2.48 mi | 38:06 | 15:20 | +0:36 | |
30K | 4:27:10 | 14:20 | 3.11 mi | 49:09 | 15:49 | +0:29 | |
35K | 5:17:19 | 14:35 | 3.11 mi | 50:09 | 16:09 | +0:20 | |
40K | 6:06:29 | 14:45 | 3.10 mi | 49:10 | 15:50 | -0:19 | |
Finish(26.22 mi) | 6:28:02 | 14:49 | 1.37 mi | 21:33 | 15:48 | -0:02 |
Checkpoints & Pacing
Pace Line
Fastest Pace
13:12 /mi
Average Pace
14:49 /mi
Slowest Pace
16:09 /mi
Segments
Time at Faster Pace
2:59:55
46% of race
Time at Steady Pace
2:37:58
41% of race
Time at Slower Pace
50:09
13% of race
Average Pace: 14:48 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Females | F55-59 | Seg. Overall | Seg. Females | Seg. F55-59 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 28122 | 11128 | 717 | 28651 | 11486 | 757 |
| 10K | 3.10 mi | 29015-893 | 11664-536 | 769-52 | 29563 | 11998 | 806 |
| 15K | 3.11 mi | 28930+85 | 11603+61 | 770-1 | 28651 | 11486 | 757 |
| 21K | 3.73 mi | 29017-87 | 11691-88 | 780-10 | 28793 | 11632 | 780 |
| 25K | 2.48 mi | 29124-107 | 11774-83 | 792-12 | 28877 | 11784 | 799 |
| 30K | 3.11 mi | 29038+86 | 11771+3 | 794-2 | 28259 | 11560 | 766 |
| 35K | 3.11 mi | 28932+106 | 11740+31 | 791+3 | 27752 | 11417 | 768 |
| 40K | 3.10 mi | 28588+344 | 11589+151 | 774+17 | 25935 | 10637 | 690 |
| Finish(26.22 mi) | 1.37 mi | 28450+138 | 11525+64 | 768+6 | 25974 | 10603 | 669 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
28651
Females
11486
F55-59
11486
5K→10K
3.1 - 6.2 mi
Overall
29563
Females
11998
F55-59
11998
10K→15K
6.2 - 9.3 mi
Overall
28651
Females
11486
F55-59
11486
15K→21K
9.3 - 13.1 mi
Overall
28793
Females
11632
F55-59
11632
21K→25K
13.1 - 15.5 mi
Overall
28877
Females
11784
F55-59
11784
25K→30K
15.5 - 18.6 mi
Overall
28259
Females
11560
F55-59
11560
30K→35K
18.6 - 21.8 mi
Overall
27752
Females
11417
F55-59
11417
35K→40K
21.8 - 24.9 mi
Overall
25935
Females
10637
F55-59
10637
40K→Finish
24.9 - 26.2 mi
Overall
25974
Females
10603
F55-59
10603
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #28122 |
| 5K → 10K | 93441*-893 | #28122 → #29015 |
| 10K → 15K | 130215*+85 | #29015 → #28930 |
| 15K → 21K | 294207*-87 | #28930 → #29017 |
| 21K → 25K | 221114*-107 | #29017 → #29124 |
| 25K → 30K | 102188*+86 | #29124 → #29038 |
| 30K → 35K | 68174*+106 | #29038 → #28932 |
| 35K → 40K | 14358*+344 | #28932 → #28588 |
| 40K → Finish | 6144*+138 | #28588 → #28450 |
| TOTALS | 17691441*-328 | #28122 → #28450 |
* 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