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MARINE CORPS MARATHON 2025

David Bursac

Lorton, VA

Bib: 20853 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Male)
#0 / 17709
Masters (Masters Men)
#0 / 8330
Division (M45-49)
#0 / 1775
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
11:06/mi
34:29
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
10:10/mi
1:06:05
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
10:54/mi
1:39:58
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
11:55/mi
2:24:25
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
10:34/mi
2:50:41
↑ 350.2%
30 ft elev
30K· 18.64 mi
11:12/mi
3:25:30
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
12:00/mi
4:02:46
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
12:58/mi
4:43:04
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
12:04/mi
4:59:31
↑ 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
2:24:2511:04 /mi⚡ faster
2nd Half
2:35:0511:47 /mi+7.4%
Positive split — 7.4% 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
34:2911:063.11 mi34:29
11:06
-
10K
1:06:0510:383.10 mi31:36
10:10
-0:56
15K
1:39:5810:443.11 mi33:53
10:54
+0:44
21K
2:24:2511:043.73 mi44:27
11:55
+1:01
25K
2:50:4110:592.48 mi26:16
10:34
-1:21
30K
3:25:3011:013.11 mi34:49
11:12
+0:38
35K
4:02:4611:103.11 mi37:16
12:00
+0:48
40K
4:43:0411:233.10 mi40:18
12:58
+0:58
Finish(26.22 mi)
4:59:3111:261.37 mi16:27
12:04
-0:54
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:10 /mi

Average Pace

11:26 /mi

Slowest Pace

12:58 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

57:52

19% of race

Time at Steady Pace

1:43:11

34% of race

Time at Slower Pace

2:18:28

46% of race

Average Pace: 11:25 /mi

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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

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi1876112324114420220130991226
10K6.21 mi3.10 mi17825+93611854+4701089+5516871113591047
15K9.32 mi3.11 mi18601-77612271-4171134-4520220130991226
21K13.05 mi3.73 mi19783-118212865-5941196-6222125139991330
25K15.53 mi2.48 mi18978+80512387+4781152+441628310693958
30K18.64 mi3.11 mi18171+80711868+5191100+521558710079899
35K21.75 mi3.11 mi17878+29311549+3191063+371668610312937
40K24.85 mi3.10 mi17970-9211455+941058+518274109851036
Finish26.22 mi1.37 mi17887+8311385+701053+5159639695848

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×18story building
+279ft-164ft

Overall

20220

Males

13099

M45-49

13099

5K→10K

3.1 - 6.2 mi

Top 56%
×11story building
+103ft-217ft

Overall

16871

Males

11359

M45-49

11359

10K→15K

6.2 - 9.3 mi

Top 67%
×3story building
+51ft-55ft

Overall

20220

Males

13099

M45-49

13099

15K→21K

9.3 - 13.1 mi

Top 74%
×1story
+20ft-37ft

Overall

22125

Males

13999

M45-49

13999

21K→25K

13.1 - 15.5 mi

Top 54%
×2story building
+35ft-8ft

Overall

16283

Males

10693

M45-49

10693

25K→30K

15.5 - 18.6 mi

Top 52%
×2story building
+58ft-57ft

Overall

15587

Males

10079

M45-49

10079

30K→35K

18.6 - 21.8 mi

Top 56%
×2story building
+98ft-92ft

Overall

16686

Males

10312

M45-49

10312

35K→40K

21.8 - 24.9 mi

Top 61%
×2story building
+36ft-53ft

Overall

18274

Males

10985

M45-49

10985

40K→Finish

24.9 - 26.2 mi

Top 53%
×5story building
+80ft-24ft

Overall

15963

Males

9695

M45-49

9695

Passing Analysis

Category:
Athletes Passed
4272*
Passed By
3398
Net Change
+874
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18761
5K → 10K1084*148+936#18761#17825
10K → 15K205*981-776#17825#18601
15K → 21K246*1428-1182#18601#19783
21K → 25K835*30+805#19783#18978
25K → 30K870*63+807#18978#18171
30K → 35K565*272+293#18171#17878
35K → 40K290*382-92#17878#17970
40K → Finish177*94+83#17970#17887
TOTALS4272*3398+874

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

Passing Charts

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