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MARINE CORPS MARATHON 2025

David Nguyen

Rockville, MD

Bib: 33770 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 48%
Gender (Male)
#0 / 17709
Masters (Masters Men)
#0 / 8330
Top 43%
Division (M40-44)
#0 / 2340
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
11:07/mi
34:31
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
10:40/mi
1:07:39
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
10:50/mi
1:41:18
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
10:07/mi
2:19:01
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
10:01/mi
2:43:54
↑ 350.2%
30 ft elev
30K· 18.64 mi
10:38/mi
3:16:57
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
10:47/mi
3:50:26
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
11:21/mi
4:25:42
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
10:40/mi
4:40:15
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:19:0110:39 /mi⚡ faster
2nd Half
2:21:1310:43 /mi+1.6%
Positive split — 1.6% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
34:3111:073.11 mi34:31
11:07
-
10K
1:07:3910:533.10 mi33:08
10:40
-0:27
15K
1:41:1810:523.11 mi33:39
10:50
+0:10
21K
2:19:0110:393.73 mi37:43
10:07
-0:43
25K
2:43:5410:332.48 mi24:53
10:01
-0:06
30K
3:16:5710:343.11 mi33:03
10:38
+0:37
35K
3:50:2610:363.11 mi33:29
10:47
+0:09
40K
4:25:4210:413.10 mi35:16
11:21
+0:34
Finish(26.22 mi)
4:40:1510:421.37 mi14:33
10:40
-0:41
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:01 /mi

Average Pace

10:42 /mi

Slowest Pace

11:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:30:28

75% of race

Time at Steady Pace

1:09:47

25% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:41 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi1881112342159719803128901683
10K3.10 mi19444-63312691-3491654-5720140130811708
15K3.11 mi19508-6412731-401659-519803128901683
21K3.73 mi17473+203511639+10921527+1321383195361246
25K2.48 mi16595+87811109+5301458+691362392491199
30K3.11 mi15748+84710534+5751387+711325488291147
35K3.11 mi14964+7849973+5611312+751217178461035
40K3.10 mi14571+3939595+3781242+701284479371017
Finish(26.22 mi)1.37 mi14270+3019395+2001220+22106076646833

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×18story building
+279ft-164ft

Overall

19803

Males

12890

M40-44

12890

5K→10K

3.1 - 6.2 mi

Top 67%
×11story building
+103ft-217ft

Overall

20140

Males

13081

M40-44

13081

10K→15K

6.2 - 9.3 mi

Top 66%
×3story building
+51ft-55ft

Overall

19803

Males

12890

M40-44

12890

15K→21K

9.3 - 13.1 mi

Top 46%
×1story
+20ft-37ft

Overall

13831

Males

9536

M40-44

9536

21K→25K

13.1 - 15.5 mi

Top 45%
×2story building
+35ft-8ft

Overall

13623

Males

9249

M40-44

9249

25K→30K

15.5 - 18.6 mi

Top 44%
×2story building
+58ft-57ft

Overall

13254

Males

8829

M40-44

8829

30K→35K

18.6 - 21.8 mi

Top 41%
×2story building
+98ft-92ft

Overall

12171

Males

7846

M40-44

7846

35K→40K

21.8 - 24.9 mi

Top 43%
×2story building
+36ft-53ft

Overall

12844

Males

7937

M40-44

7937

40K→Finish

24.9 - 26.2 mi

Top 35%
×5story building
+80ft-24ft

Overall

10607

Males

6646

M40-44

6646

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#18811
5K → 10K
885252*-633
#18811 → #19444
10K → 15K
478414*-64
#19444 → #19508
15K → 21K
32038*+2035
#19508 → #17473
21K → 25K
14892*+878
#17473 → #16595
25K → 30K
43890*+847
#16595 → #15748
30K → 35K
71855*+784
#15748 → #14964
35K → 40K
171564*+393
#14964 → #14571
40K → Finish
15316*+301
#14571 → #14270
TOTALS
16806221*+4541
#18811 → #14270

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

Passing Visualized

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions