Brian Zhou

Rockville, MD

Bib: 18816 M

0:00

0:00

/ mi

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Overall

#0 / 15907

Gender (Male)

#0 / 9934

Division (M25-29)

#0 / 1724

Race Day Weather

43°/33°F

overcast clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

27 ft elev

5K· 3.11 mi

11:05/mi

34:26

↑ 279 ft↓ 164 ft0.7% grade

140 ft elev

10K· 6.21 mi

10:13/mi

1:06:10

↑ 103 ft↓ 217 ft0.7% grade

25 ft elev

15K· 9.32 mi

10:59/mi

1:40:18

↑ 51 ft↓ 55 ft

21 ft elev

21K· 13.05 mi

11:07/mi

2:21:45

↑ 20 ft↓ 37 ft

4 ft elev

25K· 15.53 mi

10:37/mi

2:48:08

↑ 35 ft0.2% grade

30 ft elev

30K· 18.64 mi

11:56/mi

3:25:13

↑ 58 ft↓ 57 ft

30 ft elev

35K· 21.75 mi

11:02/mi

3:59:29

↑ 98 ft↓ 92 ft

36 ft elev

40K· 24.85 mi

12:09/mi

4:37:13

↑ 36 ft↓ 53 ft0.1% grade

18 ft elev

Finish· 26.22 mi

12:15/mi

4:53:55

↑ 80 ft↓ 24 ft0.8% grade

74 ft elev

Course Elevation

3–237 ft

≈

×20story building

•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K

2:21:4510:52 /mi⚡ faster

2nd Half

2:32:0911:33 /mi+7.3%

Positive split — 7.3% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	34:26	11:05	3.11 mi	34:26	11:05	-
10K	1:06:10	10:39	3.10 mi	31:44	10:13	-0:52
15K	1:40:18	10:46	3.11 mi	34:08	10:59	+0:46
21K	2:21:45	10:52	3.73 mi	41:27	11:07	+0:08
25K	2:48:08	10:49	2.48 mi	26:23	10:37	-0:30
30K	3:25:13	11:01	3.11 mi	37:05	11:56	+1:19
35K	3:59:29	11:01	3.11 mi	34:16	11:02	-0:54
40K	4:37:13	11:09	3.10 mi	37:44	12:09	+1:07
Finish(26.22 mi)	4:53:55	11:13	1.37 mi	16:42	12:15	+0:06

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:13 /mi

Average Pace

11:13 /mi

Slowest Pace

12:15 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:22:24

69% of race

Time at Steady Pace

37:05

13% of race

Time at Slower Pace

54:26

19% of race

Average Pace: 11:13 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

Heatmap

0mi6.6mi13.1mi19.7mi26.2mi

Pace:

Faster

Steady

Slower

Checkpoint and Segment Rankings

Checkpoint	Seg. Dist	Overall	Males	M25-29	Seg. Overall	Seg. Males	Seg. M25-29
5K	3.11 mi	11852	8029	1492	11981	8089	1507
10K	3.10 mi	11189+663	7680+349	1434+58	10580	7327	1383
15K	3.11 mi	11438-249	7804-124	1463-29	11981	8089	1507
21K	3.73 mi	11356+82	7749+55	1465-2	11417	7751	1468
25K	2.48 mi	11085+271	7557+192	1441+24	10159	6874	1328
30K	3.11 mi	10988+97	7439+118	1425+16	10861	7155	1364
35K	3.11 mi	10451+537	7068+371	1364+61	8142	5406	1069
40K	3.10 mi	10273+178	6915+153	1346+18	9436	6014	1158
Finish(26.22 mi)	1.37 mi	10290-17	6896+19	1336+10	10326	6529	1281

6529

Passing Analysis

Category:

▲Net Change

0 passed by0* passed

Segment	Movement	Rank
Start → 5K	-	#11852
5K → 10K	61724*+663	#11852 → #11189
10K → 15K	400151*-249	#11189 → #11438
15K → 21K	210292*+82	#11438 → #11356
21K → 25K	55326*+271	#11356 → #11085
25K → 30K	199296*+97	#11085 → #10988
30K → 35K	26563*+537	#10988 → #10451
35K → 40K	90268*+178	#10451 → #10273
40K → Finish	7962*-17	#10273 → #10290
TOTALS	11202682*+1562	#11852 → #10290

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

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Results processed 23 days ago

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