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MARINE CORPS MARATHON 2025

Emily Belcher

Brambleton, VA

Bib: 12841 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Female)
#0 / 12338
Masters (Masters Women)
#0 / 5451
Top 38%
Division (F45-49)
#0 / 1255
Top 42%
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
10:38/mi
33:01
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
10:06/mi
1:04:24
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
10:28/mi
1:36:56
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
10:49/mi
2:17:16
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
11:05/mi
2:44:49
↑ 350.2%
30 ft elev
30K· 18.64 mi
12:05/mi
3:22:21
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
12:11/mi
4:00:12
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
12:39/mi
4:39:31
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
11:59/mi
4:55:52
↑ 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
Time2:17:16
Pace10:31 /mi
2nd Half
Distance13.17 mi
Time2:38:36
Pace12:03 /mi
📊Positive Split: 15.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:20:2633:0110:3833:01
10:38
-
10K
6.21 mi08:51:491:04:2410:2231:23
10:06
-0:32
15K
9.32 mi09:24:211:36:5610:2432:32
10:28
+0:22
21K
13.05 mi10:04:412:17:1610:3140:20
10:49
+0:21
25K
15.53 mi10:32:142:44:4910:3727:33
11:05
+0:16
30K
18.64 mi11:09:463:22:2110:5137:32
12:05
+1:00
35K
21.75 mi11:47:374:00:1211:0337:51
12:11
+0:06
40K
24.85 mi12:26:564:39:3111:1539:19
12:39
+0:28
Finish
26.22 mi12:43:174:55:5211:1816:21
11:59
-0:40

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

10:06 /mi

Average Pace

11:18 /mi

Slowest Pace

12:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:56

33% of race

Time at Steady Pace

1:07:53

23% of race

Time at Slower Pace

2:11:03

44% of race

Average Pace: 11:17 /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 mi08:20:2633:0110:3833:01
10:38
#15666
10K
6.21 mi08:51:491:04:2410:2231:23
10:06
#15952
15K
9.32 mi09:24:211:36:5610:2432:32
10:28
#16430
21K
13.05 mi10:04:412:17:1610:3140:20
10:49
#16646
25K
15.53 mi10:32:142:44:4910:3727:33
11:05
#16955
30K
18.64 mi11:09:463:22:2110:5137:32
12:05
#17329
35K
21.75 mi11:47:374:00:1211:0337:51
12:11
#17289
40K
24.85 mi12:26:564:39:3111:1539:19
12:39
#17301
Finish
26.22 mi12:43:174:55:5211:1816:21
11:59
#17202
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi156665021405176815917496
10K6.21 mi3.10 mi15952-2865119-98421-16163685301436
15K9.32 mi3.11 mi16430-4785326-207439-18176815917496
21K13.05 mi3.73 mi16646-2165441-115457-18175245924507
25K15.53 mi2.48 mi16955-3095639-198482-25184626622584
30K18.64 mi3.11 mi17329-3745931-292505-23187966970620
35K21.75 mi3.11 mi17289+406058-127524-19172936669590
40K24.85 mi3.10 mi17301-126190-132533-9173036881592
Finish26.22 mi1.37 mi17202+996179+11531+2156906144525

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×18story building
+279ft-164ft

Overall

17681

Females

5917

F45-49

5917

5K→10K

3.1 - 6.2 mi

Top 54%
×11story building
+103ft-217ft

Overall

16368

Females

5301

F45-49

5301

10K→15K

6.2 - 9.3 mi

Top 59%
×3story building
+51ft-55ft

Overall

17681

Females

5917

F45-49

5917

15K→21K

9.3 - 13.1 mi

Top 58%
×1story
+20ft-37ft

Overall

17524

Females

5924

F45-49

5924

21K→25K

13.1 - 15.5 mi

Top 61%
×2story building
+35ft-8ft

Overall

18462

Females

6622

F45-49

6622

25K→30K

15.5 - 18.6 mi

Top 63%
×2story building
+58ft-57ft

Overall

18796

Females

6970

F45-49

6970

30K→35K

18.6 - 21.8 mi

Top 58%
×2story building
+98ft-92ft

Overall

17293

Females

6669

F45-49

6669

35K→40K

21.8 - 24.9 mi

Top 58%
×2story building
+36ft-53ft

Overall

17303

Females

6881

F45-49

6881

40K→Finish

24.9 - 26.2 mi

Top 52%
×5story building
+80ft-24ft

Overall

15690

Females

6144

F45-49

6144

Passing Analysis

Category:
Athletes Passed
2340*
Passed By
3876
Net Change
-1536
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15666
5K → 10K281*567-286#15666#15952
10K → 15K201*679-478#15952#16430
15K → 21K403*619-216#16430#16646
21K → 25K234*543-309#16646#16955
25K → 30K307*681-374#16955#17329
30K → 35K415*375+40#17329#17289
35K → 40K322*334-12#17289#17301
40K → Finish177*78+99#17301#17202
TOTALS2340*3876-1536

* 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