Marine Corps Marathon logo
MARINE CORPS MARATHON 2025

Erin Brymer

Alexandria, VA

Bib: 34897 F

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 30047
Top 50%
Gender (Female)
#0 / 12338
Top 42%
Division (F30-34)
#0 / 1621
Top 47%
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
10:42/mi
33:14
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
10:23/mi
1:05:29
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
10:35/mi
1:38:22
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
10:18/mi
2:16:47
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
10:15/mi
2:42:15
↑ 350.2%
30 ft elev
30K· 18.64 mi
10:52/mi
3:16:01
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
11:40/mi
3:52:16
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
11:28/mi
4:27:53
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
11:29/mi
4:43:33
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Is this your race?

Claim it for a free AI report

A coach's-eye read of your race — emailed to you, free.

Half Splits

1st Half· via 21KFaster
Distance13.05 mi
Time2:16:47
Pace10:29 /mi
2nd Half
Distance13.17 mi
Time2:26:45
Pace11:09 /mi
📊Positive Split: 7.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:23:0933:1410:4233:14
10:42
-
10K
6.21 mi08:55:241:05:2910:3232:15
10:23
-0:19
15K
9.32 mi09:28:171:38:2210:3332:53
10:35
+0:12
21K
13.05 mi10:06:422:16:4710:2938:25
10:18
-0:17
25K
15.53 mi10:32:102:42:1510:2725:28
10:15
-0:03
30K
18.64 mi11:05:563:16:0110:3133:46
10:52
+0:37
35K
21.75 mi11:42:113:52:1610:4136:15
11:40
+0:48
40K
24.85 mi12:17:484:27:5310:4735:37
11:28
-0:12
Finish
26.22 mi12:33:284:43:3310:4915:40
11:29
+0:01

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

10:15 /mi

Average Pace

10:49 /mi

Slowest Pace

11:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:16:01

69% of race

Time at Steady Pace

1:27:32

31% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:49 /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 mi08:23:0933:1410:4233:14
10:42
#16113
10K
6.21 mi08:55:241:05:2910:3232:15
10:23
#17170
15K
9.32 mi09:28:171:38:2210:3332:53
10:35
#17463
21K
13.05 mi10:06:422:16:4710:2938:25
10:18
#16410
25K
15.53 mi10:32:102:42:1510:2725:28
10:15
#15993
30K
18.64 mi11:05:563:16:0110:3133:46
10:52
#15490
35K
21.75 mi11:42:113:52:1610:4136:15
11:40
#15417
40K
24.85 mi12:17:484:27:5310:4735:37
11:28
#14978
Finish
26.22 mi12:33:284:43:3310:4915:40
11:29
#14879
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
5K3.11 mi3.11 mi16113522975618369(Top 61%)6250(Top 51%)912(Top 57%)
10K6.21 mi3.10 mi17170-10575672-443820-6418369(Top 61%)6225(Top 50%)887(Top 55%)
15K9.32 mi3.11 mi17463-2935804-132833-1318369(Top 61%)6250(Top 51%)912(Top 57%)
21K13.05 mi3.73 mi16410+10535343+461775+5814787(Top 49%)4695(Top 38%)692(Top 43%)
25K15.53 mi2.48 mi15993+4175222+121769+614753(Top 49%)4890(Top 40%)727(Top 45%)
30K18.64 mi3.11 mi15490+5035096+126755+1414247(Top 47%)4881(Top 40%)732(Top 45%)
35K21.75 mi3.11 mi15417+735199-103763-815578(Top 52%)5865(Top 48%)871(Top 54%)
40K24.85 mi3.10 mi14978+4395138+61759+413261(Top 44%)5098(Top 41%)755(Top 47%)
Finish26.22 mi1.37 mi14879+995129+9758+113895(Top 46%)5372(Top 44%)818(Top 51%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×18story building
+279ft-164ft

Overall

18369

Females

6250

F30-34

6250

5K→10K

3.1 - 6.2 mi

Top 61%
×11story building
+103ft-217ft

Overall

18369

Females

6225

F30-34

6225

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+51ft-55ft

Overall

18369

Females

6250

F30-34

6250

15K→21K

9.3 - 13.1 mi

Top 49%
×1story
+20ft-37ft

Overall

14787

Females

4695

F30-34

4695

21K→25K

13.1 - 15.5 mi

Top 49%
×2story building
+35ft-8ft

Overall

14753

Females

4890

F30-34

4890

25K→30K

15.5 - 18.6 mi

Top 47%
×2story building
+58ft-57ft

Overall

14247

Females

4881

F30-34

4881

30K→35K

18.6 - 21.8 mi

Top 52%
×2story building
+98ft-92ft

Overall

15578

Females

5865

F30-34

5865

35K→40K

21.8 - 24.9 mi

Top 44%
×2story building
+36ft-53ft

Overall

13261

Females

5098

F30-34

5098

40K→Finish

24.9 - 26.2 mi

Top 46%
×5story building
+80ft-24ft

Overall

13895

Females

5372

F30-34

5372

Passing Analysis

Category:
Athletes Passed
3881*
Passed By
2647
Net Change
+1234
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16113
5K → 10K124*1181-1057#16113#17170
10K → 15K302*595-293#17170#17463
15K → 21K1120*67+1053#17463#16410
21K → 25K517*100+417#16410#15993
25K → 30K626*123+503#15993#15490
30K → 35K450*377+73#15490#15417
35K → 40K566*127+439#15417#14978
40K → Finish176*77+99#14978#14879
TOTALS3881*2647+1234

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions