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MARINE CORPS MARATHON 2025

Yifan Chen

Fairfax, VA

Bib: 19282 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 40%
Gender (Female)
#0 / 12338
Top 31%
Division (F20-24)
#0 / 1404
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
11:22/mi
35:20
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
10:05/mi
1:06:39
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
9:49/mi
1:37:09
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
10:01/mi
2:14:30
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
9:37/mi
2:38:24
↑ 350.2%
30 ft elev
30K· 18.64 mi
10:12/mi
3:10:04
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
10:18/mi
3:42:04
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
10:22/mi
4:14:18
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
10:00/mi
4:27:57
↑ 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⚖️ Balanced
Distance13.05 mi
Time2:14:30
Pace10:18 /mi
2nd Half⚖️ Balanced
Distance13.17 mi
Time2:13:26
Pace10:08 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:30:4935:2011:2235:20
11:22
-
10K
6.21 mi09:02:081:06:3910:4431:19
10:05
-1:17
15K
9.32 mi09:32:381:37:0910:2530:30
9:49
-0:16
21K
13.05 mi10:09:592:14:3010:1837:21
10:01
+0:12
25K
15.53 mi10:33:532:38:2410:1223:54
9:37
-0:24
30K
18.64 mi11:05:333:10:0410:1231:40
10:12
+0:35
35K
21.75 mi11:37:333:42:0410:1332:00
10:18
+0:06
40K
24.85 mi12:09:474:14:1810:1432:14
10:22
+0:04
Finish
26.22 mi12:23:264:27:5710:1413:39
10:00
-0:22

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

9:37 /mi

Average Pace

10:14 /mi

Slowest Pace

11:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:52:37

87% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

35:20

13% of race

Average Pace: 10:13 /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 mi08:30:4935:2011:2235:20
11:22
#20509
10K
6.21 mi09:02:081:06:3910:4431:19
10:05
#18414
15K
9.32 mi09:32:381:37:0910:2530:30
9:49
#16605
21K
13.05 mi10:09:592:14:3010:1837:21
10:01
#15339
25K
15.53 mi10:33:532:38:2410:1223:54
9:37
#14558
30K
18.64 mi11:05:333:10:0410:1231:40
10:12
#13786
35K
21.75 mi11:37:333:42:0410:1332:00
10:18
#13007
40K
24.85 mi12:09:474:14:1810:1432:14
10:22
#12250
Finish
26.22 mi12:23:264:27:5710:1413:39
10:00
#11956
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-24Seg. OverallSeg. FemalesSeg. F20-24
5K3.11 mi3.11 mi205097277107613702(Top 46%)4212(Top 34%)687(Top 49%)
10K6.21 mi3.10 mi18414+20956264+1013961+11516204(Top 54%)5237(Top 42%)811(Top 58%)
15K9.32 mi3.11 mi16605+18095406+858855+10613702(Top 46%)4212(Top 34%)687(Top 49%)
21K13.05 mi3.73 mi15339+12664879+527776+7913263(Top 44%)4072(Top 33%)670(Top 48%)
25K15.53 mi2.48 mi14558+7814622+257743+3311702(Top 39%)3563(Top 29%)613(Top 44%)
30K18.64 mi3.11 mi13786+7724369+253706+3711349(Top 38%)3610(Top 29%)625(Top 45%)
35K21.75 mi3.11 mi13007+7794158+211689+1710286(Top 34%)3449(Top 28%)600(Top 43%)
40K24.85 mi3.10 mi12250+7573965+193673+169110(Top 30%)3206(Top 26%)572(Top 41%)
Finish26.22 mi1.37 mi11956+2943880+85661+127978(Top 27%)2775(Top 22%)531(Top 38%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×18story building
+279ft-164ft

Overall

13702

Females

4212

F20-24

4212

5K→10K

3.1 - 6.2 mi

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

Overall

16204

Females

5237

F20-24

5237

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+51ft-55ft

Overall

13702

Females

4212

F20-24

4212

15K→21K

9.3 - 13.1 mi

Top 44%
×1story
+20ft-37ft

Overall

13263

Females

4072

F20-24

4072

21K→25K

13.1 - 15.5 mi

Top 39%
×2story building
+35ft-8ft

Overall

11702

Females

3563

F20-24

3563

25K→30K

15.5 - 18.6 mi

Top 38%
×2story building
+58ft-57ft

Overall

11349

Females

3610

F20-24

3610

30K→35K

18.6 - 21.8 mi

Top 34%
×2story building
+98ft-92ft

Overall

10286

Females

3449

F20-24

3449

35K→40K

21.8 - 24.9 mi

Top 30%
×2story building
+36ft-53ft

Overall

9110

Females

3206

F20-24

3206

40K→Finish

24.9 - 26.2 mi

Top 27%
×5story building
+80ft-24ft

Overall

7978

Females

2775

F20-24

2775

Passing Analysis

Category:
Athletes Passed
8798*
Passed By
245
Net Change
+8553
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20509
5K → 10K2130*35+2095#20509#18414
10K → 15K1812*3+1809#18414#16605
15K → 21K1290*24+1266#16605#15339
21K → 25K795*14+781#15339#14558
25K → 30K807*35+772#14558#13786
30K → 35K830*51+779#13786#13007
35K → 40K819*62+757#13007#12250
40K → Finish315*21+294#12250#11956
TOTALS8798*245+8553

* 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