Ian Jefferies
Alexandria, VA
Bib: 13830 M
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 | 32:46 | 10:33 | 3.11 mi | 32:46 | 10:33 | - | |
10K | 1:04:13 | 10:20 | 3.10 mi | 31:27 | 10:07 | -0:26 | |
15K | 1:35:11 | 10:13 | 3.11 mi | 30:58 | 9:58 | -0:09 | |
21K | 2:12:25 | 10:09 | 3.73 mi | 37:14 | 9:59 | +0:01 | |
25K | 2:36:36 | 10:05 | 2.48 mi | 24:11 | 9:44 | -0:15 | |
30K | 3:08:51 | 10:08 | 3.11 mi | 32:15 | 10:23 | +0:39 | |
35K | 3:41:01 | 10:10 | 3.11 mi | 32:10 | 10:21 | -0:02 | |
40K | 4:17:19 | 10:21 | 3.10 mi | 36:18 | 11:41 | +1:20 | |
Finish(26.22 mi) | 4:31:37 | 10:22 | 1.37 mi | 14:18 | 10:29 | -1:12 |
Checkpoints & Pacing
Pace Line
Fastest Pace
9:44 /mi
Average Pace
10:22 /mi
Slowest Pace
11:41 /mi
Segments
Time at Faster Pace
1:32:23
34% of race
Time at Steady Pace
2:22:56
53% of race
Time at Slower Pace
36:18
13% of race
Average Pace: 10:22 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Males | M45-49 | Seg. Overall | Seg. Males | Seg. M45-49 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 15168 | 10379 | 937 | 14582 | 9999 | 884 |
| 10K | 3.10 mi | 15763-595 | 10722-343 | 977-40 | 16521 | 11160 | 1024 |
| 15K | 3.11 mi | 15233+530 | 10405+317 | 937+40 | 14582 | 9999 | 884 |
| 21K | 3.73 mi | 14452+781 | 9937+468 | 886+51 | 13112 | 9100 | 795 |
| 25K | 2.48 mi | 13922+530 | 9570+367 | 854+32 | 12288 | 8488 | 734 |
| 30K | 3.11 mi | 13450+472 | 9227+343 | 812+42 | 12149 | 8195 | 708 |
| 35K | 3.11 mi | 12732+718 | 8684+543 | 751+61 | 10481 | 6950 | 600 |
| 40K | 3.10 mi | 12865-133 | 8624+60 | 746+5 | 14046 | 8622 | 755 |
| Finish(26.22 mi) | 1.37 mi | 12622+243 | 8446+178 | 725+21 | 9911 | 6266 | 508 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
14582
Males
9999
M45-49
9999
5K→10K
3.1 - 6.2 mi
Overall
16521
Males
11160
M45-49
11160
10K→15K
6.2 - 9.3 mi
Overall
14582
Males
9999
M45-49
9999
15K→21K
9.3 - 13.1 mi
Overall
13112
Males
9100
M45-49
9100
21K→25K
13.1 - 15.5 mi
Overall
12288
Males
8488
M45-49
8488
25K→30K
15.5 - 18.6 mi
Overall
12149
Males
8195
M45-49
8195
30K→35K
18.6 - 21.8 mi
Overall
10481
Males
6950
M45-49
6950
35K→40K
21.8 - 24.9 mi
Overall
14046
Males
8622
M45-49
8622
40K→Finish
24.9 - 26.2 mi
Overall
9911
Males
6266
M45-49
6266
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #15168 |
| 5K → 10K | 783188*-595 | #15168 → #15763 |
| 10K → 15K | 112642*+530 | #15763 → #15233 |
| 15K → 21K | 52833*+781 | #15233 → #14452 |
| 21K → 25K | 47577*+530 | #14452 → #13922 |
| 25K → 30K | 101573*+472 | #13922 → #13450 |
| 30K → 35K | 60778*+718 | #13450 → #12732 |
| 35K → 40K | 421288*-133 | #12732 → #12865 |
| 40K → Finish | 28271*+243 | #12865 → #12622 |
| TOTALS | 16044150*+2546 | #15168 → #12622 |
* 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