Marlene Jacks
Glenwood, IL
Bib: 20450 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 | 44:44 | 14:24 | 3.11 mi | 44:44 | 14:24 | - | |
10K | 1:24:24 | 13:35 | 3.10 mi | 39:40 | 12:46 | -1:38 | |
15K | 2:09:48 | 13:56 | 3.11 mi | 45:24 | 14:37 | +1:51 | |
21K | 3:00:52 | 13:52 | 3.73 mi | 51:04 | 13:42 | -0:55 | |
25K | 3:39:27 | 14:08 | 2.48 mi | 38:35 | 15:31 | +1:49 | |
30K | 4:27:57 | 14:22 | 3.11 mi | 48:30 | 15:37 | +0:06 | |
35K | 5:14:37 | 14:28 | 3.11 mi | 46:40 | 15:01 | -0:36 | |
40K | 5:59:58 | 14:29 | 3.10 mi | 45:21 | 14:36 | -0:25 | |
Finish(26.22 mi) | 6:20:12 | 14:31 | 1.37 mi | 20:14 | 14:50 | +0:14 |
Checkpoints & Pacing
Pace Line
Fastest Pace
12:46 /mi
Average Pace
14:31 /mi
Slowest Pace
15:37 /mi
Segments
Time at Faster Pace
1:30:44
24% of race
Time at Steady Pace
3:22:23
53% of race
Time at Slower Pace
1:27:05
23% of race
Average Pace: 14:30 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Females | F60-64 | Seg. Overall | Seg. Females | Seg. F60-64 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 16080 | 6027 | 148 | 15976 | 5981 | 148 |
| 10K | 3.10 mi | 15907+173 | 5927+100 | 141+7 | 15572 | 5735 | 132 |
| 15K | 3.11 mi | 15962-55 | 5961-34 | 145-4 | 15976 | 5981 | 148 |
| 21K | 3.73 mi | 15784+178 | 5873+88 | 139+6 | 15125 | 5531 | 126 |
| 25K | 2.48 mi | 15799-15 | 5886-13 | 141-2 | 15735 | 5917 | 147 |
| 30K | 3.11 mi | 15718+81 | 5868+18 | 143-2 | 15258 | 5725 | 141 |
| 35K | 3.11 mi | 15615+103 | 5826+42 | 141+2 | 14438 | 5410 | 123 |
| 40K | 3.10 mi | 15450+165 | 5751+75 | 136+5 | 13330 | 4977 | 112 |
| Finish(26.22 mi) | 1.37 mi | 15378+72 | 5721+30 | 134+2 | 13882 | 5214 | 116 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
15976
Females
5981
F60-64
5981
5K→10K
3.1 - 6.2 mi
Overall
15572
Females
5735
F60-64
5735
10K→15K
6.2 - 9.3 mi
Overall
15976
Females
5981
F60-64
5981
15K→21K
9.3 - 13.1 mi
Overall
15125
Females
5531
F60-64
5531
21K→25K
13.1 - 15.5 mi
Overall
15735
Females
5917
F60-64
5917
25K→30K
15.5 - 18.6 mi
Overall
15258
Females
5725
F60-64
5725
30K→35K
18.6 - 21.8 mi
Overall
14438
Females
5410
F60-64
5410
35K→40K
21.8 - 24.9 mi
Overall
13330
Females
4977
F60-64
4977
40K→Finish
24.9 - 26.2 mi
Overall
13882
Females
5214
F60-64
5214
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #16080 |
| 5K → 10K | 9182*+173 | #16080 → #15907 |
| 10K → 15K | 7217*-55 | #15907 → #15962 |
| 15K → 21K | 2180*+178 | #15962 → #15784 |
| 21K → 25K | 5136*-15 | #15784 → #15799 |
| 25K → 30K | 33114*+81 | #15799 → #15718 |
| 30K → 35K | 17120*+103 | #15718 → #15615 |
| 35K → 40K | 14179*+165 | #15615 → #15450 |
| 40K → Finish | 274*+72 | #15450 → #15378 |
| TOTALS | 200902*+702 | #16080 → #15378 |
* 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