Zheng Ma
Whippany, NJ
Bib: 460 F

⏱️ Race Timeline
The Course
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A one-of-a-kind AI Race Performance Report that reads your race like a coach. A plain-English story of how you raced, where you surged and faded, and what it all means. Emailed to you, free.
Half Splits
Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
5K | 3.11 mi | 07:52:02 | 26:12 | 8:26 | 26:12 | 8:26 | - |
10K | 6.21 mi | 08:16:15 | 50:25 | 8:07 | 24:13 | 7:48 | -0:38 |
15K | 9.32 mi | 08:40:48 | 1:14:58 | 8:03 | 24:33 | 7:54 | +0:06 |
21K | 13.05 mi | 09:10:48 | 1:44:58 | 8:03 | 30:00 | 8:03 | +0:09 |
25K | 15.53 mi | 09:30:10 | 2:04:20 | 8:00 | 19:22 | 7:48 | -0:15 |
30K | 18.64 mi | 09:55:22 | 2:29:32 | 8:01 | 25:12 | 8:07 | +0:19 |
35K | 21.75 mi | 10:20:56 | 2:55:06 | 8:03 | 25:34 | 8:14 | +0:07 |
40K | 24.85 mi | 10:46:45 | 3:20:55 | 8:05 | 25:49 | 8:19 | +0:05 |
Finish | 26.22 mi | 10:58:14 | 3:32:24 | 8:06 | 11:29 | 8:25 | +0:06 |
Checkpoints & Pacing
📈Pace Line
Pace Progression
Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.
Fastest Pace
7:48 /mi
Average Pace
8:06 /mi
Slowest Pace
8:26 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
2:03:20
58% of race
Time at Steady Pace
1:29:04
42% of race
Time at Slower Pace
0:00
0% of race
Average Pace: 8:06 /mi
🎨Heatmap
Pace Heatmap
Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.
Click or hover over segments to see details
✨Sparklines
Checkpoint Splits with Pace Trends
Overall Pace Trend
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment | Pace | Trend | Rank |
|---|---|---|---|---|---|---|---|---|
5K | 3.11 mi | 07:52:02 | 26:12 | 8:26 | 26:12 | 8:26 | #2909 | |
10K | 6.21 mi | 08:16:15 | 50:25 | 8:07 | 24:13 | 7:48 | #3004 | |
15K | 9.32 mi | 08:40:48 | 1:14:58 | 8:03 | 24:33 | 7:54 | #3109 | |
21K | 13.05 mi | 09:10:48 | 1:44:58 | 8:03 | 30:00 | 8:03 | #3066 | |
25K | 15.53 mi | 09:30:10 | 2:04:20 | 8:00 | 19:22 | 7:48 | #3013 | |
30K | 18.64 mi | 09:55:22 | 2:29:32 | 8:01 | 25:12 | 8:07 | #2888 | |
35K | 21.75 mi | 10:20:56 | 2:55:06 | 8:03 | 25:34 | 8:14 | #2718 | |
40K | 24.85 mi | 10:46:45 | 3:20:55 | 8:05 | 25:49 | 8:19 | #2536 | |
Finish | 26.22 mi | 10:58:14 | 3:32:24 | 8:06 | 11:29 | 8:25 | #2456 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Females | F45-49 | Seg. Overall | Seg. Females | Seg. F45-49 |
|---|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 3.11 mi | 2909 | 536 | 29 | 3310(Top 11%) | 616(Top 5%) | 38(Top 3%) |
| 10K | 6.21 mi | 3.10 mi | 3004-95 | 546-10 | 31-2 | 3066(Top 10%) | 549(Top 4%) | 33(Top 3%) |
| 15K | 9.32 mi | 3.11 mi | 3109-105 | 568-22 | 35-4 | 3310(Top 11%) | 616(Top 5%) | 38(Top 3%) |
| 21K | 13.05 mi | 3.73 mi | 3066+43 | 550+18 | 32+3 | 3143(Top 10%) | 572(Top 5%) | 37(Top 3%) |
| 25K | 15.53 mi | 2.48 mi | 3013+53 | 549+1 | 33-1 | 2914(Top 10%) | 558(Top 5%) | 35(Top 3%) |
| 30K | 18.64 mi | 3.11 mi | 2888+125 | 535+14 | 33 | 2705(Top 9%) | 534(Top 4%) | 31(Top 2%) |
| 35K | 21.75 mi | 3.11 mi | 2718+170 | 518+17 | 34-1 | 2458(Top 8%) | 513(Top 4%) | 29(Top 2%) |
| 40K | 24.85 mi | 3.10 mi | 2536+182 | 496+22 | 32+2 | 2210(Top 7%) | 495(Top 4%) | 23(Top 2%) |
| Finish | 26.22 mi | 1.37 mi | 2456+80 | 487+9 | 30+2 | 2485(Top 8%) | 602(Top 5%) | 24(Top 2%) |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
3310
Females
616
F45-49
616
5K→10K
3.1 - 6.2 mi
Overall
3066
Females
549
F45-49
549
10K→15K
6.2 - 9.3 mi
Overall
3310
Females
616
F45-49
616
15K→21K
9.3 - 13.1 mi
Overall
3143
Females
572
F45-49
572
21K→25K
13.1 - 15.5 mi
Overall
2914
Females
558
F45-49
558
25K→30K
15.5 - 18.6 mi
Overall
2705
Females
534
F45-49
534
30K→35K
18.6 - 21.8 mi
Overall
2458
Females
513
F45-49
513
35K→40K
21.8 - 24.9 mi
Overall
2210
Females
495
F45-49
495
40K→Finish
24.9 - 26.2 mi
Overall
2485
Females
602
F45-49
602
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 5K | - | - | - | - | #2909 |
| 5K → 10K | 136* | 231 | -95 | #2909 | #3004 |
| 10K → 15K | 71* | 176 | -105 | #3004 | #3109 |
| 15K → 21K | 132* | 89 | +43 | #3109 | #3066 |
| 21K → 25K | 101 | 48 | +53 | #3066 | #3013 |
| 25K → 30K | 167* | 42 | +125 | #3013 | #2888 |
| 30K → 35K | 211* | 41 | +170 | #2888 | #2718 |
| 35K → 40K | 219* | 37 | +182 | #2718 | #2536 |
| 40K → Finish | 94* | 14 | +80 | #2536 | #2456 |
| TOTALS | 1131* | 678 | +453 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visuals
🔄Passing Circle
🌊Position Flow
🏃Race Lanes
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Public Race Data
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Race managed by
U.S. Marine Corps Community Services (MCCS)
Race timed by
Timing Productions