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MARINE CORPS MARATHON 2025

Ashley Chow

Brooklyn, NY

Bib: 33744 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Gender (Female)
#0 / 12338
Division (F30-34)
#0 / 1621
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
13:10/mi
40:55
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
11:34/mi
1:16:50
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
11:48/mi
1:53:31
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
12:22/mi
2:39:37
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
12:40/mi
3:11:07
↑ 350.2%
30 ft elev
30K· 18.64 mi
13:37/mi
3:53:24
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
14:02/mi
4:37:00
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
14:36/mi
5:22:21
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
14:16/mi
5:41:48
↑ 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
Time2:39:37
Pace12:14 /mi
2nd Half
Distance13.17 mi
Time3:02:11
Pace13:50 /mi
📊Positive Split: 14.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:39:2540:5513:1040:55
13:10
-
10K
6.21 mi09:15:201:16:5012:2235:55
11:34
-1:36
15K
9.32 mi09:52:011:53:3112:1136:41
11:48
+0:14
21K
13.05 mi10:38:072:39:3712:1446:06
12:22
+0:34
25K
15.53 mi11:09:373:11:0712:1831:30
12:40
+0:18
30K
18.64 mi11:51:543:53:2412:3142:17
13:37
+0:57
35K
21.75 mi12:35:304:37:0012:4443:36
14:02
+0:25
40K
24.85 mi13:20:515:22:2112:5845:21
14:36
+0:34
Finish
26.22 mi13:40:185:41:4813:0319:27
14:16
-0:20

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

11:34 /mi

Average Pace

13:03 /mi

Slowest Pace

14:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:42

35% of race

Time at Steady Pace

1:54:42

34% of race

Time at Slower Pace

1:48:24

32% of race

Average Pace: 13:02 /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 mi08:39:2540:5513:1040:55
13:10
#28059
10K
6.21 mi09:15:201:16:5012:2235:55
11:34
#26599
15K
9.32 mi09:52:011:53:3112:1136:41
11:48
#25852
21K
13.05 mi10:38:072:39:3712:1446:06
12:22
#25058
25K
15.53 mi11:09:373:11:0712:1831:30
12:40
#24790
30K
18.64 mi11:51:543:53:2412:3142:17
13:37
#24464
35K
21.75 mi12:35:304:37:0012:4443:36
14:02
#24246
40K
24.85 mi13:20:515:22:2112:5845:21
14:36
#24062
Finish
26.22 mi13:40:185:41:4813:0319:27
14:16
#23966
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
5K3.11 mi3.11 mi280591109615062427490931282
10K6.21 mi3.10 mi26599+146010307+7891428+782490294421329
15K9.32 mi3.11 mi25852+7479900+4071388+402427490931282
21K13.05 mi3.73 mi25058+7949506+3941337+512354088411241
25K15.53 mi2.48 mi24790+2689438+681327+102373091991298
30K18.64 mi3.11 mi24464+3269356+821323+42343592441283
35K21.75 mi3.11 mi24246+2189351+51316+72312193821288
40K24.85 mi3.10 mi24062+1849337+141318-22309294161300
Finish26.22 mi1.37 mi23966+969340-313182281092381309

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×18story building
+279ft-164ft

Overall

24274

Females

9093

F30-34

9093

5K→10K

3.1 - 6.2 mi

Top 83%
×11story building
+103ft-217ft

Overall

24902

Females

9442

F30-34

9442

10K→15K

6.2 - 9.3 mi

Top 81%
×3story building
+51ft-55ft

Overall

24274

Females

9093

F30-34

9093

15K→21K

9.3 - 13.1 mi

Top 78%
×1story
+20ft-37ft

Overall

23540

Females

8841

F30-34

8841

21K→25K

13.1 - 15.5 mi

Top 79%
×2story building
+35ft-8ft

Overall

23730

Females

9199

F30-34

9199

25K→30K

15.5 - 18.6 mi

Top 78%
×2story building
+58ft-57ft

Overall

23435

Females

9244

F30-34

9244

30K→35K

18.6 - 21.8 mi

Top 77%
×2story building
+98ft-92ft

Overall

23121

Females

9382

F30-34

9382

35K→40K

21.8 - 24.9 mi

Top 77%
×2story building
+36ft-53ft

Overall

23092

Females

9416

F30-34

9416

40K→Finish

24.9 - 26.2 mi

Top 76%
×5story building
+80ft-24ft

Overall

22810

Females

9238

F30-34

9238

Passing Analysis

Category:
Athletes Passed
5077*
Passed By
984
Net Change
+4093
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28059
5K → 10K1480*20+1460#28059#26599
10K → 15K794*47+747#26599#25852
15K → 21K905*111+794#25852#25058
21K → 25K461*193+268#25058#24790
25K → 30K495*169+326#24790#24464
30K → 35K405*187+218#24464#24246
35K → 40K362*178+184#24246#24062
40K → Finish175*79+96#24062#23966
TOTALS5077*984+4093

* 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