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MARINE CORPS MARATHON 2025

Sam Cox

Bealeton, VA

Bib: 2179 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 36%
Gender (Male)
#0 / 17709
Top 42%
Masters (Masters Men)
#0 / 8330
Top 32%
Division (M55-59)
#0 / 1294
Top 26%
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
9:16/mi
28:48
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
9:15/mi
57:33
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
8:54/mi
1:25:12
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
9:17/mi
1:59:50
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
9:57/mi
2:24:34
↑ 350.2%
30 ft elev
30K· 18.64 mi
10:27/mi
2:57:01
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
10:56/mi
3:31:00
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
11:19/mi
4:06:10
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
11:26/mi
4:21:46
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

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Half Splits

1st Half· via 21KFaster
Distance13.05 mi
Time1:59:50
Pace9:11 /mi
2nd Half
Distance13.17 mi
Time2:21:56
Pace10:47 /mi
📊Positive Split: 18.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:50:2128:489:1628:48
9:16
-
10K
6.21 mi08:19:0657:339:1628:45
9:15
-0:01
15K
9.32 mi08:46:451:25:129:0827:39
8:54
-0:21
21K
13.05 mi09:21:231:59:509:1134:38
9:17
+0:23
25K
15.53 mi09:46:072:24:349:1824:44
9:57
+0:40
30K
18.64 mi10:18:342:57:019:3032:27
10:27
+0:30
35K
21.75 mi10:52:333:31:009:4233:59
10:56
+0:29
40K
24.85 mi11:27:434:06:109:5435:10
11:19
+0:23
Finish
26.22 mi11:43:194:21:469:5915:36
11:26
+0:07

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

8:54 /mi

Average Pace

9:59 /mi

Slowest Pace

11:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:59:50

46% of race

Time at Steady Pace

24:44

9% of race

Time at Slower Pace

1:57:12

45% of race

Average Pace: 9:59 /mi

Loading chart...
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.

Loading...
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 mi07:50:2128:489:1628:48
9:16
#7142
10K
6.21 mi08:19:0657:339:1628:45
9:15
#9091
15K
9.32 mi08:46:451:25:129:0827:39
8:54
#8866
21K
13.05 mi09:21:231:59:509:1134:38
9:17
#8992
25K
15.53 mi09:46:072:24:349:1824:44
9:57
#9737
30K
18.64 mi10:18:342:57:019:3032:27
10:27
#10169
35K
21.75 mi10:52:333:31:009:4233:59
10:56
#10374
40K
24.85 mi11:27:434:06:109:5435:10
11:19
#10607
Finish
26.22 mi11:43:194:21:469:5915:36
11:26
#10740
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi714254062188451(Top 28%)6281(Top 35%)254(Top 20%)
10K6.21 mi3.10 mi9091-19496717-1311278-6011040(Top 37%)7956(Top 45%)366(Top 29%)
15K9.32 mi3.11 mi8866+2256565+152266+128451(Top 28%)6281(Top 35%)254(Top 20%)
21K13.05 mi3.73 mi8992-1266644-79271-59513(Top 32%)6982(Top 39%)293(Top 23%)
25K15.53 mi2.48 mi9737-7457106-462307-3613309(Top 44%)9068(Top 51%)440(Top 34%)
30K18.64 mi3.11 mi10169-4327328-222331-2412413(Top 41%)8348(Top 47%)414(Top 32%)
35K21.75 mi3.11 mi10374-2057329-1329+212795(Top 43%)8172(Top 46%)415(Top 32%)
40K24.85 mi3.10 mi10607-2337334-5330-112723(Top 42%)7877(Top 44%)404(Top 32%)
Finish26.22 mi1.37 mi10740-1337363-29334-413674(Top 46%)8376(Top 47%)427(Top 33%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×18story building
+279ft-164ft

Overall

8451

Males

6281

M55-59

6281

5K→10K

3.1 - 6.2 mi

Top 37%
×11story building
+103ft-217ft

Overall

11040

Males

7956

M55-59

7956

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+51ft-55ft

Overall

8451

Males

6281

M55-59

6281

15K→21K

9.3 - 13.1 mi

Top 32%
×1story
+20ft-37ft

Overall

9513

Males

6982

M55-59

6982

21K→25K

13.1 - 15.5 mi

Top 44%
×2story building
+35ft-8ft

Overall

13309

Males

9068

M55-59

9068

25K→30K

15.5 - 18.6 mi

Top 41%
×2story building
+58ft-57ft

Overall

12413

Males

8348

M55-59

8348

30K→35K

18.6 - 21.8 mi

Top 43%
×2story building
+98ft-92ft

Overall

12795

Males

8172

M55-59

8172

35K→40K

21.8 - 24.9 mi

Top 42%
×2story building
+36ft-53ft

Overall

12723

Males

7877

M55-59

7877

40K→Finish

24.9 - 26.2 mi

Top 46%
×5story building
+80ft-24ft

Overall

13674

Males

8376

M55-59

8376

Passing Analysis

Category:
Athletes Passed
1437*
Passed By
5035
Net Change
-3598
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7142
5K → 10K14*1963-1949#7142#9091
10K → 15K343*118+225#9091#8866
15K → 21K211*337-126#8866#8992
21K → 25K99844-745#8992#9737
25K → 30K158*590-432#9737#10169
30K → 35K282*487-205#10169#10374
35K → 40K247*480-233#10374#10607
40K → Finish83*216-133#10607#10740
TOTALS1437*5035-3598

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

📊

Passing Visuals

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