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MARINE CORPS MARATHON 2025

David Lefcourt

Westwood, MA

Bib: 21864 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
11:15/mi
34:56
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
10:38/mi
1:07:57
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
11:22/mi
1:43:17
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
13:33/mi
2:33:49
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
14:35/mi
3:10:04
↑ 350.2%
30 ft elev
30K· 18.64 mi
15:16/mi
3:57:30
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
18:03/mi
4:53:36
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
17:42/mi
5:48:34
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
17:19/mi
6:12:11
↑ 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
2:33:4911:47 /mi⚡ faster
2nd Half
3:38:2216:35 /mi+42.0%
Positive split — 42.0% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:17:0434:5611:1534:56
11:15
-
10K
6.21 mi08:50:051:07:5710:5633:01
10:38
-0:37
15K
9.32 mi09:25:251:43:1711:0535:20
11:22
+0:44
21K
13.05 mi10:15:572:33:4911:4750:32
13:33
+2:11
25K
15.53 mi10:52:123:10:0412:1436:15
14:35
+1:02
30K
18.64 mi11:39:383:57:3012:4447:26
15:16
+0:41
35K
21.75 mi12:35:444:53:3613:3056:06
18:03
+2:47
40K
24.85 mi13:30:425:48:3414:0154:58
17:42
-0:21
Finish
26.22 mi13:54:196:12:1114:1223:37
17:19
-0:23

Checkpoints & Pacing

Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

10:38 /mi

Average Pace

14:12 /mi

Slowest Pace

18:03 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

1:43:17

28% of race

Time at Steady Pace

2:14:13

36% of race

Time at Slower Pace

2:14:41

36% of race

Average Pace: 14:12 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

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

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi08:17:0434:5611:1534:56
11:15
#19734
10K
6.21 mi08:50:051:07:5710:5633:01
10:38
#19809
15K
9.32 mi09:25:251:43:1711:0535:20
11:22
#20739
21K
13.05 mi10:15:572:33:4911:4750:32
13:33
#23334
25K
15.53 mi10:52:123:10:0412:1436:15
14:35
#24541
30K
18.64 mi11:39:383:57:3012:4447:26
15:16
#25230
35K
21.75 mi12:35:444:53:3613:3056:06
18:03
#26707
40K
24.85 mi13:30:425:48:3414:0154:58
17:42
#27301
Finish
26.22 mi13:54:196:12:1114:1223:37
17:19
#27409
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi1973412825120022546143261366
10K6.21 mi3.10 mi19809-7512883-581198+219913129711208
15K9.32 mi3.11 mi20739-93013386-5031261-6322546143261366
21K13.05 mi3.73 mi23334-259514687-13011407-14626784162431569
25K15.53 mi2.48 mi24541-120715228-5411462-5528015166271638
30K18.64 mi3.11 mi25230-68915491-2631499-3727413162371595
35K21.75 mi3.11 mi26707-147716104-6131576-7729450173181721
40K24.85 mi3.10 mi27301-59416349-2451595-1928349167001643
Finish26.22 mi1.37 mi27409-10816390-411602-727844164371613

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×18story building
+279ft-164ft

Overall

22546

Males

14326

M45-49

14326

5K→10K

3.1 - 6.2 mi

Top 66%
×11story building
+103ft-217ft

Overall

19913

Males

12971

M45-49

12971

10K→15K

6.2 - 9.3 mi

Top 75%
×3story building
+51ft-55ft

Overall

22546

Males

14326

M45-49

14326

15K→21K

9.3 - 13.1 mi

Top 89%
×1story
+20ft-37ft

Overall

26784

Males

16243

M45-49

16243

21K→25K

13.1 - 15.5 mi

Top 93%
×2story building
+35ft-8ft

Overall

28015

Males

16627

M45-49

16627

25K→30K

15.5 - 18.6 mi

Top 91%
×2story building
+58ft-57ft

Overall

27413

Males

16237

M45-49

16237

30K→35K

18.6 - 21.8 mi

Top 98%
×2story building
+98ft-92ft

Overall

29450

Males

17318

M45-49

17318

35K→40K

21.8 - 24.9 mi

Top 94%
×2story building
+36ft-53ft

Overall

28349

Males

16700

M45-49

16700

40K→Finish

24.9 - 26.2 mi

Top 93%
×5story building
+80ft-24ft

Overall

27844

Males

16437

M45-49

16437

Passing Analysis

Category:
Athletes Passed
1090*
Passed By
8765
Net Change
-7675
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19734
5K → 10K439*514-75#19734#19809
10K → 15K204*1134-930#19809#20739
15K → 21K101*2696-2595#20739#23334
21K → 25K69*1276-1207#23334#24541
25K → 30K133*822-689#24541#25230
30K → 35K40*1517-1477#25230#26707
35K → 40K64*658-594#26707#27301
40K → Finish40*148-108#27301#27409
TOTALS1090*8765-7675

* 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