Isaiah Langa
Chelmsford, MA
Bib: 2816 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 | 25:52 | 8:20 | 3.11 mi | 25:52 | 8:20 | - | |
10K | 50:03 | 8:03 | 3.10 mi | 24:11 | 7:47 | -0:33 | |
15K | 1:14:41 | 8:01 | 3.11 mi | 24:38 | 7:56 | +0:09 | |
21K | 1:44:47 | 8:02 | 3.73 mi | 30:06 | 8:04 | +0:08 | |
25K | 2:04:04 | 7:59 | 2.48 mi | 19:17 | 7:46 | -0:18 | |
30K | 2:29:52 | 8:02 | 3.11 mi | 25:48 | 8:18 | +0:32 | |
35K | 3:01:09 | 8:20 | 3.11 mi | 31:17 | 10:04 | +1:46 | |
40K | 3:38:44 | 8:48 | 3.10 mi | 37:35 | 12:06 | +2:02 | |
Finish(26.22 mi) | 3:53:11 | 8:54 | 1.37 mi | 14:27 | 10:36 | -1:30 |
Checkpoints & Pacing
Pace Line
Fastest Pace
7:46 /mi
Average Pace
8:54 /mi
Slowest Pace
12:06 /mi
Segments
Time at Faster Pace
0:00
0% of race
Time at Steady Pace
2:29:52
64% of race
Time at Slower Pace
1:23:19
36% of race
Average Pace: 8:54 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Males | M25-29 | Seg. Overall | Seg. Males | Seg. M25-29 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 2015 | 1653 | 375 | 1775 | 1474 | 344 |
| 10K | 3.10 mi | 1947+68 | 1610+43 | 368+7 | 1848 | 1532 | 351 |
| 15K | 3.11 mi | 1887+60 | 1568+42 | 362+6 | 1775 | 1474 | 344 |
| 21K | 3.73 mi | 1905-18 | 1580-12 | 362 | 1969 | 1624 | 368 |
| 25K | 2.48 mi | 1849+56 | 1532+48 | 351+11 | 1705 | 1412 | 326 |
| 30K | 3.11 mi | 1829+20 | 1513+19 | 345+6 | 1971 | 1587 | 364 |
| 35K | 3.11 mi | 2306-477 | 1847-334 | 413-68 | 5960 | 4158 | 856 |
| 40K | 3.10 mi | 3258-952 | 2499-652 | 556-143 | 9327 | 5945 | 1143 |
| Finish(26.22 mi) | 1.37 mi | 3443-185 | 2613-114 | 585-29 | 6499 | 4287 | 886 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
1775
Males
1474
M25-29
1474
5K→10K
3.1 - 6.2 mi
Overall
1848
Males
1532
M25-29
1532
10K→15K
6.2 - 9.3 mi
Overall
1775
Males
1474
M25-29
1474
15K→21K
9.3 - 13.1 mi
Overall
1969
Males
1624
M25-29
1624
21K→25K
13.1 - 15.5 mi
Overall
1705
Males
1412
M25-29
1412
25K→30K
15.5 - 18.6 mi
Overall
1971
Males
1587
M25-29
1587
30K→35K
18.6 - 21.8 mi
Overall
5960
Males
4158
M25-29
4158
35K→40K
21.8 - 24.9 mi
Overall
9327
Males
5945
M25-29
5945
40K→Finish
24.9 - 26.2 mi
Overall
6499
Males
4287
M25-29
4287
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #2015 |
| 5K → 10K | 53121+68 | #2015 → #1947 |
| 10K → 15K | 3393*+60 | #1947 → #1887 |
| 15K → 21K | 6042*-18 | #1887 → #1905 |
| 21K → 25K | 1773*+56 | #1905 → #1849 |
| 25K → 30K | 4969*+20 | #1849 → #1829 |
| 30K → 35K | 48912*-477 | #1829 → #2306 |
| 35K → 40K | 9619*-952 | #2306 → #3258 |
| 40K → Finish | 20621*-185 | #3258 → #3443 |
| TOTALS | 1868440*-1428 | #2015 → #3443 |
* 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