Hai Nguyen

Potomac, MD

Bib: 17781 M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 30047

Top 25%

Gender (Male)

#0 / 17709

Top 30%

Masters (Masters Men)

#0 / 8330

Top 22%

Division (M40-44)

#0 / 2340

Top 29%

Race Day Weather

42°/32°F

broken clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

27 ft elev

5K· 3.11 mi

9:28/mi

29:25

↑ 279 ft↓ 164 ft0.7% grade

140 ft elev

10K· 6.21 mi

9:20/mi

58:25

↑ 103 ft↓ 217 ft0.7% grade

25 ft elev

15K· 9.32 mi

9:14/mi

1:27:06

↑ 51 ft↓ 55 ft

21 ft elev

21K· 13.05 mi

9:15/mi

2:01:35

↑ 20 ft↓ 37 ft

4 ft elev

25K· 15.53 mi

8:47/mi

2:23:25

↑ 35 ft0.2% grade

30 ft elev

30K· 18.64 mi

9:10/mi

2:51:53

↑ 58 ft↓ 57 ft

30 ft elev

35K· 21.75 mi

9:02/mi

3:19:57

↑ 98 ft↓ 92 ft

36 ft elev

40K· 24.85 mi

9:35/mi

3:49:42

↑ 36 ft↓ 53 ft0.1% grade

18 ft elev

Finish· 26.22 mi

9:59/mi

4:03:19

↑ 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

2:01:359:19 /mi⚖️ balanced

2nd Half

2:01:439:15 /mi⚖️ balanced

Even split — consistent pacing between halves

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	29:25	9:28	3.11 mi	29:25	9:28	-
10K	58:25	9:24	3.10 mi	29:00	9:20	-0:08
15K	1:27:06	9:21	3.11 mi	28:41	9:14	-0:06
21K	2:01:35	9:19	3.73 mi	34:29	9:15	+0:01
25K	2:23:25	9:14	2.48 mi	21:50	8:47	-0:28
30K	2:51:53	9:13	3.11 mi	28:28	9:10	+0:23
35K	3:19:57	9:12	3.11 mi	28:04	9:02	-0:08
40K	3:49:42	9:14	3.10 mi	29:45	9:35	+0:33
Finish(26.22 mi)	4:03:19	9:17	1.37 mi	13:37	9:59	+0:24

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:47 /mi

Average Pace

9:17 /mi

Slowest Pace

9:59 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:49:42

94% of race

Time at Steady Pace

13:37

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:17 /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	M40-44	Seg. Overall	Seg. Males	Seg. M40-44
5K	3.11 mi	8434	6262	810	10491	7603	974
10K	3.10 mi	9986-1552	7292-1030	938-128	11559	8281	1069
15K	3.11 mi	10102-116	7371-79	955-17	10491	7603	974
21K	3.73 mi	9824+278	7179+192	922+33	9267	6808	862
25K	2.48 mi	9341+483	6851+328	872+50	7512	5601	699
30K	3.11 mi	8709+632	6398+453	810+62	6806	5004	634
35K	3.11 mi	7871+838	5774+624	730+80	5159	3789	463
40K	3.10 mi	7471+400	5441+333	680+50	6214	4279	529
Finish(26.22 mi)	1.37 mi	7429+42	5376+65	671+9	7867	5133	638

5133

Passing Analysis

Category:

▲Net Change

0 passed by0* passed

Segment	Movement	Rank
Start → 5K	-	#8434
5K → 10K	157826*-1552	#8434 → #9986
10K → 15K	295179*-116	#9986 → #10102
15K → 21K	126404*+278	#10102 → #9824
21K → 25K	15498*+483	#9824 → #9341
25K → 30K	36668*+632	#9341 → #8709
30K → 35K	23861*+838	#8709 → #7871
35K → 40K	98498*+400	#7871 → #7471
40K → Finish	81123*+42	#7471 → #7429
TOTALS	22523257*+1005	#8434 → #7429

* 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 19 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