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MARINE CORPS MARATHON 2025

Michael Prew

N Attleboro, MA

Bib: 4004 M

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 18%
Gender (Male)
#0 / 17709
Top 22%
Division (M35-39)
#0 / 2420
Top 25%
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
8:50/mi
27:28
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
8:27/mi
53:44
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
8:17/mi
1:19:28
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
8:39/mi
1:51:43
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
8:16/mi
2:12:15
↑ 350.2%
30 ft elev
30K· 18.64 mi
8:32/mi
2:38:46
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
9:09/mi
3:07:13
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
10:13/mi
3:38:56
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
10:11/mi
3:52:50
↑ 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
1:51:438:34 /mi⚡ faster
2nd Half
2:01:079:12 /mi+8.4%
Positive split — 8.4% 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 mi07:51:2927:288:5027:28
8:50
-
10K
6.21 mi08:17:4553:448:3926:16
8:27
-0:23
15K
9.32 mi08:43:291:19:288:3225:44
8:17
-0:10
21K
13.05 mi09:15:441:51:438:3432:15
8:39
+0:22
25K
15.53 mi09:36:162:12:158:3120:32
8:16
-0:23
30K
18.64 mi10:02:472:38:468:3126:31
8:32
+0:16
35K
21.75 mi10:31:143:07:138:3728:27
9:09
+0:37
40K
24.85 mi11:02:573:38:568:4931:43
10:13
+1:04
Finish
26.22 mi11:16:513:52:508:5313:54
10:11
-0:02

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

8:16 /mi

Average Pace

8:53 /mi

Slowest Pace

10:13 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

46:16

20% of race

Time at Steady Pace

1:52:30

48% of race

Time at Slower Pace

1:14:04

32% of race

Average Pace: 8:53 /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 mi07:51:2927:288:5027:28
8:50
#4769
10K
6.21 mi08:17:4553:448:3926:16
8:27
#5221
15K
9.32 mi08:43:291:19:288:3225:44
8:17
#5019
21K
13.05 mi09:15:441:51:438:3432:15
8:39
#5113
25K
15.53 mi09:36:162:12:158:3120:32
8:16
#4965
30K
18.64 mi10:02:472:38:468:3126:31
8:32
#4646
35K
21.75 mi10:31:143:07:138:3728:27
9:09
#4663
40K
24.85 mi11:02:573:38:568:4931:43
10:13
#5116
Finish
26.22 mi11:16:513:52:508:5313:54
10:11
#5298
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
5K3.11 mi3.11 mi4769376357046823728575
10K6.21 mi3.10 mi5221-4524107-344623-5358794586684
15K9.32 mi3.11 mi5019+2023960+147609+1446823728575
21K13.05 mi3.73 mi5113-944023-63614-555454319648
25K15.53 mi2.48 mi4965+1483900+123597+1745543553543
30K18.64 mi3.11 mi4646+3193642+258555+4240103120476
35K21.75 mi3.11 mi4663-173602+40550+557074147620
40K24.85 mi3.10 mi5116-4533857-255584-3485025555799
Finish26.22 mi1.37 mi5298-1823965-108598-1487115612801

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×18story building
+279ft-164ft

Overall

4682

Males

3728

M35-39

3728

5K→10K

3.1 - 6.2 mi

Top 20%
×11story building
+103ft-217ft

Overall

5879

Males

4586

M35-39

4586

10K→15K

6.2 - 9.3 mi

Top 16%
×3story building
+51ft-55ft

Overall

4682

Males

3728

M35-39

3728

15K→21K

9.3 - 13.1 mi

Top 18%
×1story
+20ft-37ft

Overall

5545

Males

4319

M35-39

4319

21K→25K

13.1 - 15.5 mi

Top 15%
×2story building
+35ft-8ft

Overall

4554

Males

3553

M35-39

3553

25K→30K

15.5 - 18.6 mi

Top 13%
×2story building
+58ft-57ft

Overall

4010

Males

3120

M35-39

3120

30K→35K

18.6 - 21.8 mi

Top 19%
×2story building
+98ft-92ft

Overall

5707

Males

4147

M35-39

4147

35K→40K

21.8 - 24.9 mi

Top 28%
×2story building
+36ft-53ft

Overall

8502

Males

5555

M35-39

5555

40K→Finish

24.9 - 26.2 mi

Top 29%
×5story building
+80ft-24ft

Overall

8711

Males

5612

M35-39

5612

Passing Analysis

Category:
Athletes Passed
1345*
Passed By
1874
Net Change
-529
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4769
5K → 10K92*544-452#4769#5221
10K → 15K263*61+202#5221#5019
15K → 21K109*203-94#5019#5113
21K → 25K20052+148#5113#4965
25K → 30K345*26+319#4965#4646
30K → 35K197*214-17#4646#4663
35K → 40K97*550-453#4663#5116
40K → Finish42*224-182#5116#5298
TOTALS1345*1874-529

* 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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Contact Race Support

Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions