David Sullivan
Milton, MA
Bib: 35870 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 | 36:32 | 11:46 | 3.11 mi | 36:32 | 11:46 | - | |
10K | 1:11:18 | 11:28 | 3.10 mi | 34:46 | 11:11 | -0:35 | |
15K | 1:45:17 | 11:18 | 3.11 mi | 33:59 | 10:56 | -0:15 | |
21K | 2:28:32 | 11:23 | 3.73 mi | 43:15 | 11:36 | +0:40 | |
25K | 2:56:44 | 11:23 | 2.48 mi | 28:12 | 11:21 | -0:15 | |
30K | 3:33:43 | 11:28 | 3.11 mi | 36:59 | 11:54 | +0:33 | |
35K | 4:11:20 | 11:33 | 3.11 mi | 37:37 | 12:06 | +0:12 | |
40K | 4:48:56 | 11:37 | 3.10 mi | 37:36 | 12:06 | 0:00 | |
Finish(26.22 mi) | 5:03:58 | 11:36 | 1.37 mi | 15:02 | 11:01 | -1:05 |
Checkpoints & Pacing
Pace Line
Fastest Pace
10:56 /mi
Average Pace
11:36 /mi
Slowest Pace
12:06 /mi
Segments
Time at Faster Pace
3:48:45
75% of race
Time at Steady Pace
1:15:13
25% of race
Time at Slower Pace
0:00
0% of race
Average Pace: 11:36 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Males | M50-54 | Seg. Overall | Seg. Males | Seg. M50-54 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 22649 | 14371 | 1197 | 20428 | 13211 | 1062 |
| 10K | 3.10 mi | 22858-209 | 14485-114 | 1203-6 | 23190 | 14643 | 1217 |
| 15K | 3.11 mi | 21969+889 | 14020+465 | 1154+49 | 20428 | 13211 | 1062 |
| 21K | 3.73 mi | 21459+510 | 13735+285 | 1116+38 | 20962 | 13392 | 1076 |
| 25K | 2.48 mi | 20931+528 | 13385+350 | 1086+30 | 19426 | 12327 | 985 |
| 30K | 3.11 mi | 20281+650 | 12940+445 | 1041+45 | 18182 | 11480 | 898 |
| 35K | 3.11 mi | 19698+583 | 12535+405 | 1007+34 | 17032 | 10479 | 843 |
| 40K | 3.10 mi | 18983+715 | 12017+518 | 953+54 | 15455 | 9408 | 712 |
| Finish(26.22 mi) | 1.37 mi | 18576+407 | 11767+250 | 924+29 | 12002 | 7429 | 512 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
20428
Males
13211
M50-54
13211
5K→10K
3.1 - 6.2 mi
Overall
23190
Males
14643
M50-54
14643
10K→15K
6.2 - 9.3 mi
Overall
20428
Males
13211
M50-54
13211
15K→21K
9.3 - 13.1 mi
Overall
20962
Males
13392
M50-54
13392
21K→25K
13.1 - 15.5 mi
Overall
19426
Males
12327
M50-54
12327
25K→30K
15.5 - 18.6 mi
Overall
18182
Males
11480
M50-54
11480
30K→35K
18.6 - 21.8 mi
Overall
17032
Males
10479
M50-54
10479
35K→40K
21.8 - 24.9 mi
Overall
15455
Males
9408
M50-54
9408
40K→Finish
24.9 - 26.2 mi
Overall
12002
Males
7429
M50-54
7429
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #22649 |
| 5K → 10K | 592383*-209 | #22649 → #22858 |
| 10K → 15K | 63952*+889 | #22858 → #21969 |
| 15K → 21K | 282792*+510 | #21969 → #21459 |
| 21K → 25K | 109637*+528 | #21459 → #20931 |
| 25K → 30K | 93743*+650 | #20931 → #20281 |
| 30K → 35K | 94677*+583 | #20281 → #19698 |
| 35K → 40K | 70785*+715 | #19698 → #18983 |
| 40K → Finish | 13420*+407 | #18983 → #18576 |
| TOTALS | 13165389*+4073 | #22649 → #18576 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visualized
Passing Circle
Position Flow
Race Lanes
Upload your GPX file
Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps
.gpx files up to 10MB
Export Track Data
Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.
Questions or issues regarding timing data?
If you notice any discrepancies in your timing data or have questions about your results, our support team can help.
Contact Race SupportQuick Links
Find another athlete or browse the full results
Public Race Data
Enhanced athlete results built from publicly available data.
Race managed by
U.S. Marine Corps Community Services (MCCS)
Race timed by
Timing Productions