Natalia Arai
Bronx, NY
Bib: 38290 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 | 43:29 | 14:00 | 3.11 mi | 43:29 | 14:00 | - | |
10K | 1:20:55 | 13:01 | 3.10 mi | 37:26 | 12:03 | -1:57 | |
15K | 2:00:16 | 12:54 | 3.11 mi | 39:21 | 12:40 | +0:37 | |
21K | 2:49:51 | 13:01 | 3.73 mi | 49:35 | 13:18 | +0:38 | |
25K | 3:26:44 | 13:18 | 2.48 mi | 36:53 | 14:50 | +1:32 | |
30K | 4:12:42 | 13:33 | 3.11 mi | 45:58 | 14:48 | -0:02 | |
35K | 5:00:33 | 13:49 | 3.11 mi | 47:51 | 15:24 | +0:36 | |
40K | 5:50:14 | 14:05 | 3.10 mi | 49:41 | 15:59 | +0:35 | |
Finish(26.22 mi) | 6:12:41 | 14:13 | 1.37 mi | 22:27 | 16:28 | +0:29 |
Checkpoints & Pacing
Pace Line
Fastest Pace
12:03 /mi
Average Pace
14:13 /mi
Slowest Pace
16:28 /mi
Segments
Time at Faster Pace
2:49:51
46% of race
Time at Steady Pace
2:10:42
35% of race
Time at Slower Pace
1:12:08
19% of race
Average Pace: 14:13 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Females | F35-39 | Seg. Overall | Seg. Females | Seg. F35-39 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 29524 | 11964 | 1354 | 26965 | 10522 | 1228 |
| 10K | 3.10 mi | 28406+1118 | 11296+668 | 1301+53 | 26573 | 10315 | 1198 |
| 15K | 3.11 mi | 27993+413 | 11088+208 | 1289+12 | 26965 | 10522 | 1228 |
| 21K | 3.73 mi | 27514+479 | 10854+234 | 1265+24 | 26218 | 10244 | 1202 |
| 25K | 2.48 mi | 27808-294 | 11055-201 | 1285-20 | 28372 | 11564 | 1324 |
| 30K | 3.11 mi | 27612+196 | 11008+47 | 1278+7 | 26467 | 10739 | 1235 |
| 35K | 3.11 mi | 27557+55 | 11030-22 | 1285-7 | 26453 | 10846 | 1246 |
| 40K | 3.10 mi | 27459+98 | 11030 | 1283+2 | 26249 | 10789 | 1242 |
| Finish(26.22 mi) | 1.37 mi | 27444+15 | 11036-6 | 1283 | 26930 | 11012 | 1271 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
26965
Females
10522
F35-39
10522
5K→10K
3.1 - 6.2 mi
Overall
26573
Females
10315
F35-39
10315
10K→15K
6.2 - 9.3 mi
Overall
26965
Females
10522
F35-39
10522
15K→21K
9.3 - 13.1 mi
Overall
26218
Females
10244
F35-39
10244
21K→25K
13.1 - 15.5 mi
Overall
28372
Females
11564
F35-39
11564
25K→30K
15.5 - 18.6 mi
Overall
26467
Females
10739
F35-39
10739
30K→35K
18.6 - 21.8 mi
Overall
26453
Females
10846
F35-39
10846
35K→40K
21.8 - 24.9 mi
Overall
26249
Females
10789
F35-39
10789
40K→Finish
24.9 - 26.2 mi
Overall
26930
Females
11012
F35-39
11012
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #29524 |
| 5K → 10K | 161134*+1118 | #29524 → #28406 |
| 10K → 15K | 81494*+413 | #28406 → #27993 |
| 15K → 21K | 104583*+479 | #27993 → #27514 |
| 21K → 25K | 422128*-294 | #27514 → #27808 |
| 25K → 30K | 119315*+196 | #27808 → #27612 |
| 30K → 35K | 181236*+55 | #27612 → #27557 |
| 35K → 40K | 141239*+98 | #27557 → #27459 |
| 40K → Finish | 6378*+15 | #27459 → #27444 |
| TOTALS | 11273207*+2080 | #29524 → #27444 |
* 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