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MARINE CORPS MARATHON 2025

Elena Shock

Arlington, VA

Bib: 10280 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 14%
Gender (Female)
#0 / 12338
Top 8%
Division (F25-29)
#0 / 2322
Top 11%
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
9:30/mi
29:31
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
8:39/mi
56:22
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
8:28/mi
1:22:40
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
8:38/mi
1:54:50
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
8:29/mi
2:15:56
↑ 350.2%
30 ft elev
30K· 18.64 mi
8:34/mi
2:42:32
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
8:24/mi
3:08:38
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
8:25/mi
3:34:47
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
8:21/mi
3:46:11
↑ 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 21K
Distance13.05 mi
Time1:54:50
Pace8:48 /mi
2nd Half✓ Faster
Distance13.17 mi
Time1:51:21
Pace8:27 /mi
📊Negative Split: 3.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:58:2129:319:3029:31
9:30
-
10K
6.21 mi08:25:1256:229:0426:51
8:39
-0:51
15K
9.32 mi08:51:301:22:408:5226:18
8:28
-0:11
21K
13.05 mi09:23:401:54:508:4832:10
8:38
+0:10
25K
15.53 mi09:44:462:15:568:4521:06
8:29
-0:09
30K
18.64 mi10:11:222:42:328:4326:36
8:34
+0:05
35K
21.75 mi10:37:283:08:388:4026:06
8:24
-0:10
40K
24.85 mi11:03:373:34:478:3826:09
8:25
+0:01
Finish
26.22 mi11:15:013:46:118:3811:24
8:21
-0:04

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

8:21 /mi

Average Pace

8:38 /mi

Slowest Pace

9:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:16:40

87% of race

Time at Steady Pace

29:31

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:38 /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 mi07:58:2129:319:3029:31
9:30
#8651
10K
6.21 mi08:25:1256:229:0426:51
8:39
#7827
15K
9.32 mi08:51:301:22:408:5226:18
8:28
#6959
21K
13.05 mi09:23:401:54:508:4832:10
8:38
#6414
25K
15.53 mi09:44:462:15:568:4521:06
8:29
#6202
30K
18.64 mi10:11:222:42:328:4326:36
8:34
#5649
35K
21.75 mi10:37:283:08:388:4026:06
8:24
#4974
40K
24.85 mi11:03:373:34:478:3826:09
8:25
#4379
Finish
26.22 mi11:15:013:46:118:3811:24
8:21
#4164
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
5K3.11 mi3.11 mi865122405725580(Top 19%)1235(Top 10%)324(Top 14%)
10K6.21 mi3.10 mi7827+8241941+299485+877033(Top 23%)1671(Top 14%)424(Top 18%)
15K9.32 mi3.11 mi6959+8681664+277424+615580(Top 19%)1235(Top 10%)324(Top 14%)
21K13.05 mi3.73 mi6414+5451474+190382+425438(Top 18%)1197(Top 10%)311(Top 13%)
25K15.53 mi2.48 mi6202+2121421+53366+165734(Top 19%)1339(Top 11%)352(Top 15%)
30K18.64 mi3.11 mi5649+5531293+128333+334114(Top 14%)920(Top 7%)243(Top 10%)
35K21.75 mi3.11 mi4974+6751155+138304+292891(Top 10%)640(Top 5%)173(Top 7%)
40K24.85 mi3.10 mi4379+5951032+123281+232451(Top 8%)566(Top 5%)158(Top 7%)
Finish26.22 mi1.37 mi4164+215983+49265+162321(Top 8%)554(Top 4%)172(Top 7%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×18story building
+279ft-164ft

Overall

5580

Females

1235

F25-29

1235

5K→10K

3.1 - 6.2 mi

Top 23%
×11story building
+103ft-217ft

Overall

7033

Females

1671

F25-29

1671

10K→15K

6.2 - 9.3 mi

Top 19%
×3story building
+51ft-55ft

Overall

5580

Females

1235

F25-29

1235

15K→21K

9.3 - 13.1 mi

Top 18%
×1story
+20ft-37ft

Overall

5438

Females

1197

F25-29

1197

21K→25K

13.1 - 15.5 mi

Top 19%
×2story building
+35ft-8ft

Overall

5734

Females

1339

F25-29

1339

25K→30K

15.5 - 18.6 mi

Top 14%
×2story building
+58ft-57ft

Overall

4114

Females

920

F25-29

920

30K→35K

18.6 - 21.8 mi

Top 10%
×2story building
+98ft-92ft

Overall

2891

Females

640

F25-29

640

35K→40K

21.8 - 24.9 mi

Top 8%
×2story building
+36ft-53ft

Overall

2451

Females

566

F25-29

566

40K→Finish

24.9 - 26.2 mi

Top 8%
×5story building
+80ft-24ft

Overall

2321

Females

554

F25-29

554

Passing Analysis

Category:
Athletes Passed
4666*
Passed By
179
Net Change
+4487
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8651
5K → 10K886*62+824#8651#7827
10K → 15K875*7+868#7827#6959
15K → 21K577*32+545#6959#6414
21K → 25K25745+212#6414#6202
25K → 30K569*16+553#6202#5649
30K → 35K679*4+675#5649#4974
35K → 40K602*7+595#4974#4379
40K → Finish221*6+215#4379#4164
TOTALS4666*179+4487

* 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