Heather Buck
Cary, NC
Bib: 28607 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 | 39:10 | 12:36 | 3.11 mi | 39:10 | 12:36 | - | |
10K | 1:14:35 | 12:00 | 3.10 mi | 35:25 | 11:24 | -1:12 | |
15K | 1:51:02 | 11:55 | 3.11 mi | 36:27 | 11:44 | +0:20 | |
21K | 2:35:50 | 11:57 | 3.73 mi | 44:48 | 12:01 | +0:17 | |
25K | 3:05:51 | 11:58 | 2.48 mi | 30:01 | 12:05 | +0:04 | |
30K | 3:46:10 | 12:08 | 3.11 mi | 40:19 | 12:59 | +0:54 | |
35K | 4:26:17 | 12:15 | 3.11 mi | 40:07 | 12:55 | -0:04 | |
40K | 5:09:30 | 12:27 | 3.10 mi | 43:13 | 13:55 | +1:00 | |
Finish(26.22 mi) | 5:27:14 | 12:29 | 1.37 mi | 17:44 | 13:00 | -0:55 |
Checkpoints & Pacing
Pace Line
Fastest Pace
11:24 /mi
Average Pace
12:29 /mi
Slowest Pace
13:55 /mi
Segments
Time at Faster Pace
2:26:41
45% of race
Time at Steady Pace
1:19:17
24% of race
Time at Slower Pace
1:41:16
31% of race
Average Pace: 12:29 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Females | F45-49 | Seg. Overall | Seg. Females | Seg. F45-49 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 26370 | 10172 | 963 | 24025 | 8966 | 830 |
| 10K | 3.10 mi | 25377+993 | 9667+505 | 899+64 | 24179 | 9052 | 829 |
| 15K | 3.11 mi | 24893+484 | 9411+256 | 868+31 | 24025 | 8966 | 830 |
| 21K | 3.73 mi | 23927+966 | 8948+463 | 811+57 | 22460 | 8300 | 740 |
| 25K | 2.48 mi | 23445+482 | 8765+183 | 786+25 | 21922 | 8290 | 746 |
| 30K | 3.11 mi | 23005+440 | 8626+139 | 780+6 | 21580 | 8296 | 760 |
| 35K | 3.11 mi | 22452+553 | 8487+139 | 770+10 | 19608 | 7714 | 696 |
| 40K | 3.10 mi | 22237+215 | 8461+26 | 771-1 | 21124 | 8538 | 773 |
| Finish(26.22 mi) | 1.37 mi | 22000+237 | 8381+80 | 764+7 | 19184 | 7632 | 665 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
24025
Females
8966
F45-49
8966
5K→10K
3.1 - 6.2 mi
Overall
24179
Females
9052
F45-49
9052
10K→15K
6.2 - 9.3 mi
Overall
24025
Females
8966
F45-49
8966
15K→21K
9.3 - 13.1 mi
Overall
22460
Females
8300
F45-49
8300
21K→25K
13.1 - 15.5 mi
Overall
21922
Females
8290
F45-49
8290
25K→30K
15.5 - 18.6 mi
Overall
21580
Females
8296
F45-49
8296
30K→35K
18.6 - 21.8 mi
Overall
19608
Females
7714
F45-49
7714
35K→40K
21.8 - 24.9 mi
Overall
21124
Females
8538
F45-49
8538
40K→Finish
24.9 - 26.2 mi
Overall
19184
Females
7632
F45-49
7632
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #26370 |
| 5K → 10K | 881081*+993 | #26370 → #25377 |
| 10K → 15K | 140624*+484 | #25377 → #24893 |
| 15K → 21K | 1081074*+966 | #24893 → #23927 |
| 21K → 25K | 108590*+482 | #23927 → #23445 |
| 25K → 30K | 139579*+440 | #23445 → #23005 |
| 30K → 35K | 87640*+553 | #23005 → #22452 |
| 35K → 40K | 159374*+215 | #22452 → #22237 |
| 40K → Finish | 40277*+237 | #22237 → #22000 |
| TOTALS | 8695239*+4370 | #26370 → #22000 |
* 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