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MARINE CORPS MARATHON 2025

Samantha Schafer

Philadelphia, PA

Bib: 10657 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 32%
Gender (Female)
#0 / 12338
Top 23%
Division (F30-34)
#0 / 1621
Top 27%
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
9:55/mi
30:48
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
9:10/mi
59:17
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
9:13/mi
1:27:56
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
9:24/mi
2:02:58
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
9:18/mi
2:26:06
↑ 350.2%
30 ft elev
30K· 18.64 mi
9:51/mi
2:56:41
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
10:25/mi
3:29:02
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
10:25/mi
4:01:22
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
10:25/mi
4:15:34
↑ 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
Time2:02:58
Pace9:25 /mi
2nd Half
Distance13.17 mi
Time2:12:36
Pace10:04 /mi
📊Positive Split: 7.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:14:4430:489:5530:48
9:55
-
10K
6.21 mi08:43:1359:179:3228:29
9:10
-0:45
15K
9.32 mi09:11:521:27:569:2628:39
9:13
+0:03
21K
13.05 mi09:46:542:02:589:2535:02
9:24
+0:11
25K
15.53 mi10:10:022:26:069:2423:08
9:18
-0:06
30K
18.64 mi10:40:372:56:419:2930:35
9:51
+0:33
35K
21.75 mi11:12:583:29:029:3732:21
10:25
+0:34
40K
24.85 mi11:45:184:01:229:4332:21
10:25
0:00
Finish
26.22 mi11:59:304:15:349:4514:12
10:25
0:00

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

9:10 /mi

Average Pace

9:45 /mi

Slowest Pace

10:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:56:41

69% of race

Time at Steady Pace

1:18:53

31% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:45 /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 mi08:14:4430:489:5530:48
9:55
#11087
10K
6.21 mi08:43:1359:179:3228:29
9:10
#10817
15K
9.32 mi09:11:521:27:569:2628:39
9:13
#10613
21K
13.05 mi09:46:542:02:589:2535:02
9:24
#10391
25K
15.53 mi10:10:022:26:069:2423:08
9:18
#10274
30K
18.64 mi10:40:372:56:419:2930:35
9:51
#10066
35K
21.75 mi11:12:583:29:029:3732:21
10:25
#9937
40K
24.85 mi11:45:184:01:229:4332:21
10:25
#9609
Finish
26.22 mi11:59:304:15:349:4514:12
10:25
#9504
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
5K3.11 mi3.11 mi11087313746310424(Top 35%)2861(Top 23%)427(Top 26%)
10K6.21 mi3.10 mi10817+2703018+119446+1710554(Top 35%)2887(Top 23%)427(Top 26%)
15K9.32 mi3.11 mi10613+2042935+83440+610424(Top 35%)2861(Top 23%)427(Top 26%)
21K13.05 mi3.73 mi10391+2222858+77432+810097(Top 34%)2766(Top 22%)409(Top 25%)
25K15.53 mi2.48 mi10274+1172839+19428+410215(Top 34%)2928(Top 24%)436(Top 27%)
30K18.64 mi3.11 mi10066+2082801+38423+59844(Top 33%)2973(Top 24%)451(Top 28%)
35K21.75 mi3.11 mi9937+1292866-65433-1010709(Top 36%)3647(Top 30%)546(Top 34%)
40K24.85 mi3.10 mi9609+3282861+5426+79264(Top 31%)3279(Top 27%)488(Top 30%)
Finish26.22 mi1.37 mi9504+1052863-2432-69557(Top 32%)3476(Top 28%)527(Top 33%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×18story building
+279ft-164ft

Overall

10424

Females

2861

F30-34

2861

5K→10K

3.1 - 6.2 mi

Top 35%
×11story building
+103ft-217ft

Overall

10554

Females

2887

F30-34

2887

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+51ft-55ft

Overall

10424

Females

2861

F30-34

2861

15K→21K

9.3 - 13.1 mi

Top 34%
×1story
+20ft-37ft

Overall

10097

Females

2766

F30-34

2766

21K→25K

13.1 - 15.5 mi

Top 34%
×2story building
+35ft-8ft

Overall

10215

Females

2928

F30-34

2928

25K→30K

15.5 - 18.6 mi

Top 33%
×2story building
+58ft-57ft

Overall

9844

Females

2973

F30-34

2973

30K→35K

18.6 - 21.8 mi

Top 36%
×2story building
+98ft-92ft

Overall

10709

Females

3647

F30-34

3647

35K→40K

21.8 - 24.9 mi

Top 31%
×2story building
+36ft-53ft

Overall

9264

Females

3279

F30-34

3279

40K→Finish

24.9 - 26.2 mi

Top 32%
×5story building
+80ft-24ft

Overall

9557

Females

3476

F30-34

3476

Passing Analysis

Category:
Athletes Passed
2878*
Passed By
1295
Net Change
+1583
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11087
5K → 10K480*210+270#11087#10817
10K → 15K337*133+204#10817#10613
15K → 21K366*144+222#10613#10391
21K → 25K277*160+117#10391#10274
25K → 30K366*158+208#10274#10066
30K → 35K396*267+129#10066#9937
35K → 40K486*158+328#9937#9609
40K → Finish170*65+105#9609#9504
TOTALS2878*1295+1583

* 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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Questions or issues regarding timing data?

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Contact Race Support

Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions