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MARINE CORPS MARATHON 2025

Samantha Lee

Arlington, VA

Bib: 31404 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Gender (Female)
#0 / 12338
Division (F25-29)
#0 / 2322
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
12:59/mi
40:20
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
12:40/mi
1:19:42
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
12:18/mi
1:57:55
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
13:01/mi
2:46:27
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
14:25/mi
3:22:17
↑ 350.2%
30 ft elev
30K· 18.64 mi
14:19/mi
4:06:45
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
13:57/mi
4:50:04
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
16:18/mi
5:40:41
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
13:55/mi
5:59:40
↑ 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
Time2:46:27
Pace12:45 /mi
2nd Half
Distance13.17 mi
Time3:13:12
Pace14:40 /mi
📊Positive Split: 16.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:44:4240:2012:5940:20
12:59
-
10K
6.21 mi09:24:041:19:4212:5039:22
12:40
-0:19
15K
9.32 mi10:02:171:57:5512:3938:13
12:18
-0:22
21K
13.05 mi10:50:492:46:2712:4548:32
13:01
+0:43
25K
15.53 mi11:26:393:22:1713:0135:50
14:25
+1:24
30K
18.64 mi12:11:074:06:4513:1444:28
14:19
-0:06
35K
21.75 mi12:54:264:50:0413:2043:19
13:57
-0:22
40K
24.85 mi13:45:035:40:4113:4250:37
16:18
+2:21
Finish
26.22 mi14:04:025:59:4013:4418:59
13:55
-2:23

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

12:18 /mi

Average Pace

13:44 /mi

Slowest Pace

16:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:27

46% of race

Time at Steady Pace

2:22:36

40% of race

Time at Slower Pace

50:37

14% of race

Average Pace: 13:43 /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 mi08:44:4240:2012:5940:20
12:59
#27549
10K
6.21 mi09:24:041:19:4212:5039:22
12:40
#27965
15K
9.32 mi10:02:171:57:5512:3938:13
12:18
#27294
21K
13.05 mi10:50:492:46:2712:4548:32
13:01
#26754
25K
15.53 mi11:26:393:22:1713:0135:50
14:25
#27090
30K
18.64 mi12:11:074:06:4513:1444:28
14:19
#26793
35K
21.75 mi12:54:264:50:0413:2043:19
13:57
#26259
40K
24.85 mi13:45:035:40:4113:4250:37
16:18
#26470
Finish
26.22 mi14:04:025:59:4013:4418:59
13:55
#26246
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
5K3.11 mi3.11 mi2754910805218525888(Top 86%)9926(Top 80%)2060(Top 89%)
10K6.21 mi3.10 mi27965-41611042-2372211-2628241(Top 94%)11212(Top 91%)2225(Top 96%)
15K9.32 mi3.11 mi27294+67110675+3672170+4125888(Top 86%)9926(Top 80%)2060(Top 89%)
21K13.05 mi3.73 mi26754+54010405+2702142+2825452(Top 85%)9824(Top 80%)2052(Top 89%)
25K15.53 mi2.48 mi27090-33610658-2532176-3427744(Top 92%)11265(Top 91%)2205(Top 95%)
30K18.64 mi3.11 mi26793+29710567+912168+825344(Top 84%)10201(Top 83%)2086(Top 90%)
35K21.75 mi3.11 mi26259+53410370+1972135+3322836(Top 76%)9244(Top 75%)1932(Top 83%)
40K24.85 mi3.10 mi26470-21110530-1602146-1126748(Top 89%)10994(Top 89%)2171(Top 94%)
Finish26.22 mi1.37 mi26246+22410436+942136+1021898(Top 73%)8823(Top 72%)1914(Top 83%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×18story building
+279ft-164ft

Overall

25888

Females

9926

F25-29

9926

5K→10K

3.1 - 6.2 mi

Top 94%
×11story building
+103ft-217ft

Overall

28241

Females

11212

F25-29

11212

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+51ft-55ft

Overall

25888

Females

9926

F25-29

9926

15K→21K

9.3 - 13.1 mi

Top 85%
×1story
+20ft-37ft

Overall

25452

Females

9824

F25-29

9824

21K→25K

13.1 - 15.5 mi

Top 92%
×2story building
+35ft-8ft

Overall

27744

Females

11265

F25-29

11265

25K→30K

15.5 - 18.6 mi

Top 84%
×2story building
+58ft-57ft

Overall

25344

Females

10201

F25-29

10201

30K→35K

18.6 - 21.8 mi

Top 76%
×2story building
+98ft-92ft

Overall

22836

Females

9244

F25-29

9244

35K→40K

21.8 - 24.9 mi

Top 89%
×2story building
+36ft-53ft

Overall

26748

Females

10994

F25-29

10994

40K→Finish

24.9 - 26.2 mi

Top 73%
×5story building
+80ft-24ft

Overall

21898

Females

8823

F25-29

8823

Passing Analysis

Category:
Athletes Passed
3098*
Passed By
1795
Net Change
+1303
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27549
5K → 10K156*572-416#27549#27965
10K → 15K715*44+671#27965#27294
15K → 21K667*127+540#27294#26754
21K → 25K147*483-336#26754#27090
25K → 30K426*129+297#27090#26793
30K → 35K584*50+534#26793#26259
35K → 40K161*372-211#26259#26470
40K → Finish242*18+224#26470#26246
TOTALS3098*1795+1303

* 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