Anna Zhou
Springfield, VA
Bib: 31377 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 | 36:52 | 11:52 | 3.11 mi | 36:52 | 11:52 | - | |
10K | 1:09:53 | 11:15 | 3.10 mi | 33:01 | 10:38 | -1:14 | |
15K | 1:43:46 | 11:08 | 3.11 mi | 33:53 | 10:54 | +0:16 | |
21K | 2:24:40 | 11:05 | 3.73 mi | 40:54 | 10:58 | +0:04 | |
25K | 2:52:35 | 11:07 | 2.48 mi | 27:55 | 11:14 | +0:16 | |
30K | 3:34:01 | 11:29 | 3.11 mi | 41:26 | 13:20 | +2:06 | |
35K | 4:21:08 | 12:00 | 3.11 mi | 47:07 | 15:10 | +1:50 | |
40K | 5:12:50 | 12:35 | 3.10 mi | 51:42 | 16:38 | +1:28 | |
Finish(26.22 mi) | 5:34:41 | 12:46 | 1.37 mi | 21:51 | 16:01 | -0:37 |
Checkpoints & Pacing
Pace Line
Fastest Pace
10:38 /mi
Average Pace
12:46 /mi
Slowest Pace
16:38 /mi
Segments
Time at Faster Pace
33:01
10% of race
Time at Steady Pace
2:19:34
42% of race
Time at Slower Pace
2:42:06
48% of race
Average Pace: 12:46 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Females | F30-34 | Seg. Overall | Seg. Females | Seg. F30-34 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 23251 | 8581 | 1225 | 20209 | 7118 | 1030 |
| 10K | 3.10 mi | 21635+1616 | 7802+779 | 1119+106 | 19898 | 6937 | 989 |
| 15K | 3.11 mi | 21034+601 | 7494+308 | 1075+44 | 20209 | 7118 | 1030 |
| 21K | 3.73 mi | 19891+1143 | 6963+531 | 1011+64 | 18240 | 6263 | 920 |
| 25K | 2.48 mi | 19614+277 | 6906+57 | 1002+9 | 19013 | 6900 | 997 |
| 30K | 3.11 mi | 20353-739 | 7373-467 | 1064-62 | 22620 | 8824 | 1236 |
| 35K | 3.11 mi | 21542-1189 | 8026-653 | 1147-83 | 25920 | 10616 | 1431 |
| 40K | 3.10 mi | 22745-1203 | 8707-681 | 1234-87 | 27249 | 11200 | 1506 |
| Finish(26.22 mi) | 1.37 mi | 23080-335 | 8893-186 | 1252-18 | 26277 | 10737 | 1470 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
20209
Females
7118
F30-34
7118
5K→10K
3.1 - 6.2 mi
Overall
19898
Females
6937
F30-34
6937
10K→15K
6.2 - 9.3 mi
Overall
20209
Females
7118
F30-34
7118
15K→21K
9.3 - 13.1 mi
Overall
18240
Females
6263
F30-34
6263
21K→25K
13.1 - 15.5 mi
Overall
19013
Females
6900
F30-34
6900
25K→30K
15.5 - 18.6 mi
Overall
22620
Females
8824
F30-34
8824
30K→35K
18.6 - 21.8 mi
Overall
25920
Females
10616
F30-34
10616
35K→40K
21.8 - 24.9 mi
Overall
27249
Females
11200
F30-34
11200
40K→Finish
24.9 - 26.2 mi
Overall
26277
Females
10737
F30-34
10737
Passing Analysis
| Segment | Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 5K | - | - | - | - | #23251 |
| 5K → 10K | 1674* | 58 | +1616 | #23251 | #21635 |
| 10K → 15K | 727* | 126 | +601 | #21635 | #21034 |
| 15K → 21K | 1216* | 73 | +1143 | #21034 | #19891 |
| 21K → 25K | 470* | 193 | +277 | #19891 | #19614 |
| 25K → 30K | 181* | 920 | -739 | #19614 | #20353 |
| 30K → 35K | 69* | 1258 | -1189 | #20353 | #21542 |
| 35K → 40K | 37* | 1240 | -1203 | #21542 | #22745 |
| 40K → Finish | 37* | 372 | -335 | #22745 | #23080 |
| TOTALS | 4411* | 4240 | +171 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Charts
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