James Heffner
Reston, VA
Bib: 17327 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 | 34:03 | 10:58 | 3.11 mi | 34:03 | 10:58 | - | |
10K | 1:08:19 | 11:00 | 3.10 mi | 34:16 | 11:02 | +0:04 | |
15K | 1:41:46 | 10:55 | 3.11 mi | 33:27 | 10:46 | -0:16 | |
21K | 2:26:40 | 11:14 | 3.73 mi | 44:54 | 12:03 | +1:17 | |
25K | 3:01:05 | 11:39 | 2.48 mi | 34:25 | 13:51 | +1:48 | |
30K | 3:40:53 | 11:51 | 3.11 mi | 39:48 | 12:49 | -1:02 | |
35K | 4:20:40 | 11:59 | 3.11 mi | 39:47 | 12:48 | -0:01 | |
40K | 5:02:08 | 12:09 | 3.10 mi | 41:28 | 13:21 | +0:33 | |
Finish(26.22 mi) | 5:19:31 | 12:12 | 1.37 mi | 17:23 | 12:45 | -0:36 |
Checkpoints & Pacing
Pace Line
Fastest Pace
10:46 /mi
Average Pace
12:12 /mi
Slowest Pace
13:51 /mi
Segments
Time at Faster Pace
2:26:40
46% of race
Time at Steady Pace
1:36:58
30% of race
Time at Slower Pace
1:15:53
24% of race
Average Pace: 12:11 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Males | M50-54 | Seg. Overall | Seg. Males | Seg. M50-54 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 17854 | 11857 | 943 | 19459 | 12716 | 1009 |
| 10K | 3.10 mi | 20215-2361 | 13103-1246 | 1057-114 | 22320 | 14185 | 1173 |
| 15K | 3.11 mi | 19783+432 | 12878+225 | 1037+20 | 19459 | 12716 | 1009 |
| 21K | 3.73 mi | 20712-929 | 13348-470 | 1075-38 | 22528 | 14196 | 1159 |
| 25K | 2.48 mi | 22266-1554 | 14095-747 | 1165-90 | 26690 | 15979 | 1444 |
| 30K | 3.11 mi | 21923+343 | 13823+272 | 1135+30 | 21098 | 13028 | 1065 |
| 35K | 3.11 mi | 21455+468 | 13468+355 | 1106+29 | 19312 | 11735 | 970 |
| 40K | 3.10 mi | 21127+328 | 13208+260 | 1074+32 | 19410 | 11648 | 942 |
| Finish(26.22 mi) | 1.37 mi | 20900+227 | 13045+163 | 1060+14 | 18375 | 11064 | 863 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
19459
Males
12716
M50-54
12716
5K→10K
3.1 - 6.2 mi
Overall
22320
Males
14185
M50-54
14185
10K→15K
6.2 - 9.3 mi
Overall
19459
Males
12716
M50-54
12716
15K→21K
9.3 - 13.1 mi
Overall
22528
Males
14196
M50-54
14196
21K→25K
13.1 - 15.5 mi
Overall
26690
Males
15979
M50-54
15979
25K→30K
15.5 - 18.6 mi
Overall
21098
Males
13028
M50-54
13028
30K→35K
18.6 - 21.8 mi
Overall
19312
Males
11735
M50-54
11735
35K→40K
21.8 - 24.9 mi
Overall
19410
Males
11648
M50-54
11648
40K→Finish
24.9 - 26.2 mi
Overall
18375
Males
11064
M50-54
11064
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #17854 |
| 5K → 10K | 240948*-2361 | #17854 → #20215 |
| 10K → 15K | 211643*+432 | #20215 → #19783 |
| 15K → 21K | 1211282*-929 | #19783 → #20712 |
| 21K → 25K | 164490*-1554 | #20712 → #22266 |
| 25K → 30K | 183526*+343 | #22266 → #21923 |
| 30K → 35K | 124592*+468 | #21923 → #21455 |
| 35K → 40K | 136464*+328 | #21455 → #21127 |
| 40K → Finish | 28255*+227 | #21127 → #20900 |
| TOTALS | 59462900*-3046 | #17854 → #20900 |
* 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