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MARINE CORPS MARATHON 2025

Elsy Ndahali

Philadelphia, PA

Bib: 3937 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 15%
Gender (Female)
#0 / 12338
Top 9%
Division (F25-29)
#0 / 2322
Top 13%
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
8:47/mi
27:17
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
7:45/mi
51:22
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
7:46/mi
1:15:30
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
8:07/mi
1:45:44
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
8:12/mi
2:06:06
↑ 350.2%
30 ft elev
30K· 18.64 mi
8:52/mi
2:33:39
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
9:00/mi
3:01:36
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
10:36/mi
3:34:31
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
10:31/mi
3:48:52
↑ 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
Time1:45:44
Pace8:06 /mi
2nd Half
Distance13.17 mi
Time2:03:07
Pace9:21 /mi
📊Positive Split: 16.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:58:3227:178:4727:17
8:47
-
10K
6.21 mi08:22:3751:228:1624:05
7:45
-1:02
15K
9.32 mi08:46:451:15:308:0624:08
7:46
+0:01
21K
13.05 mi09:16:591:45:448:0630:14
8:07
+0:21
25K
15.53 mi09:37:212:06:068:0720:22
8:12
+0:05
30K
18.64 mi10:04:542:33:398:1527:33
8:52
+0:40
35K
21.75 mi10:32:513:01:368:2127:57
9:00
+0:08
40K
24.85 mi11:05:463:34:318:3832:55
10:36
+1:36
Finish
26.22 mi11:20:073:48:528:4414:21
10:31
-0:05

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

7:45 /mi

Average Pace

8:44 /mi

Slowest Pace

10:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:49

43% of race

Time at Steady Pace

1:22:47

36% of race

Time at Slower Pace

47:16

21% of race

Average Pace: 8:44 /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 mi07:58:3227:178:4727:17
8:47
#4445
10K
6.21 mi08:22:3751:228:1624:05
7:45
#3629
15K
9.32 mi08:46:451:15:308:0624:08
7:46
#3335
21K
13.05 mi09:16:591:45:448:0630:14
8:07
#3293
25K
15.53 mi09:37:212:06:068:0720:22
8:12
#3400
30K
18.64 mi10:04:542:33:398:1527:33
8:52
#3627
35K
21.75 mi10:32:513:01:368:2127:57
9:00
#3675
40K
24.85 mi11:05:463:34:318:3832:55
10:36
#4326
Finish
26.22 mi11:20:073:48:528:4414:21
10:31
#4572
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
5K3.11 mi3.11 mi44459032422778500140
10K6.21 mi3.10 mi3629+816688+215183+592891515144
15K9.32 mi3.11 mi3335+294613+75163+202778500140
21K13.05 mi3.73 mi3293+42610+3161+23330619166
25K15.53 mi2.48 mi3400-107640-30175-144293919242
30K18.64 mi3.11 mi3627-227710-70193-1853311305346
35K21.75 mi3.11 mi3675-48761-51210-1750071316361
40K24.85 mi3.10 mi4326-6511017-256277-6799723580900
Finish26.22 mi1.37 mi4572-2461101-84298-21100403701974

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×18story building
+279ft-164ft

Overall

2778

Females

500

F25-29

500

5K→10K

3.1 - 6.2 mi

Top 10%
×11story building
+103ft-217ft

Overall

2891

Females

515

F25-29

515

10K→15K

6.2 - 9.3 mi

Top 9%
×3story building
+51ft-55ft

Overall

2778

Females

500

F25-29

500

15K→21K

9.3 - 13.1 mi

Top 11%
×1story
+20ft-37ft

Overall

3330

Females

619

F25-29

619

21K→25K

13.1 - 15.5 mi

Top 14%
×2story building
+35ft-8ft

Overall

4293

Females

919

F25-29

919

25K→30K

15.5 - 18.6 mi

Top 18%
×2story building
+58ft-57ft

Overall

5331

Females

1305

F25-29

1305

30K→35K

18.6 - 21.8 mi

Top 17%
×2story building
+98ft-92ft

Overall

5007

Females

1316

F25-29

1316

35K→40K

21.8 - 24.9 mi

Top 33%
×2story building
+36ft-53ft

Overall

9972

Females

3580

F25-29

3580

40K→Finish

24.9 - 26.2 mi

Top 33%
×5story building
+80ft-24ft

Overall

10040

Females

3701

F25-29

3701

Passing Analysis

Category:
Athletes Passed
1621*
Passed By
1748
Net Change
-127
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4445
5K → 10K830*14+816#4445#3629
10K → 15K306*12+294#3629#3335
15K → 21K149*107+42#3335#3293
21K → 25K46153-107#3293#3400
25K → 30K67*294-227#3400#3627
30K → 35K152*200-48#3627#3675
35K → 40K47*698-651#3675#4326
40K → Finish24*270-246#4326#4572
TOTALS1621*1748-127

* 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