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MARINE CORPS MARATHON 2025

Ken Jiang

Great Neck, NY

Bib: 12238 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Male)
#0 / 17709
Masters (Masters Men)
#0 / 8330
Division (M50-54)
#0 / 1638
Race Day Weather
42°/32°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
11:14/mi
34:54
↑ 279↓ 164
10K· 6.21 mi
10:33/mi
1:07:42
↑ 103↓ 217
15K· 9.32 mi
10:37/mi
1:40:41
↑ 51↓ 55
21K· 13.05 mi
10:45/mi
2:20:45
↑ 20↓ 37
25K· 15.53 mi
11:05/mi
2:48:19
↑ 35
30K· 18.64 mi
11:43/mi
3:24:44
↑ 58↓ 57
35K· 21.75 mi
12:52/mi
4:04:41
↑ 98↓ 92
40K· 24.85 mi
12:33/mi
4:43:39
↑ 36↓ 53
Finish· 26.22 mi
10:31/mi
4:57:59
↑ 80↓ 24
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:20:4510:47 /mi⚡ faster
2nd Half
2:37:1311:56 /mi+11.7%
Positive split — 11.7% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
34:5411:143.11 mi34:54
11:14
-
10K
1:07:4210:543.10 mi32:48
10:33
-0:41
15K
1:40:4110:483.11 mi32:59
10:37
+0:04
21K
2:20:4510:473.73 mi40:04
10:45
+0:08
25K
2:48:1910:502.48 mi27:34
11:05
+0:20
30K
3:24:4410:593.11 mi36:25
11:43
+0:38
35K
4:04:4111:153.11 mi39:57
12:52
+1:09
40K
4:43:3911:253.10 mi38:58
12:33
-0:19
Finish(26.22 mi)
4:57:5911:221.37 mi14:20
10:31
-2:02
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:31 /mi

Average Pace

11:22 /mi

Slowest Pace

12:52 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:20:07

27% of race

Time at Steady Pace

1:42:32

34% of race

Time at Slower Pace

1:55:20

39% of race

Average Pace: 11:22 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi196191276510181856312231963
10K3.10 mi19501+11812720+451022-419476127231021
15K3.11 mi19038+46312497+2231000+221856312231963
21K3.73 mi18221+81712044+453948+521716811414877
25K2.48 mi18210+1111973+71940+81847511846935
30K3.11 mi17950+26011749+224924+161753911152869
35K3.11 mi18290-34011766-17930-61944111806980
40K3.10 mi18073+21711518+248908+221692410216801
Finish(26.22 mi)1.37 mi17609+46411225+293879+2999766306432

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×18story building
+279ft-164ft

Overall

18563

Males

12231

M50-54

12231

5K→10K

3.1 - 6.2 mi

Top 65%
×11story building
+103ft-217ft

Overall

19476

Males

12723

M50-54

12723

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+51ft-55ft

Overall

18563

Males

12231

M50-54

12231

15K→21K

9.3 - 13.1 mi

Top 57%
×1story
+20ft-37ft

Overall

17168

Males

11414

M50-54

11414

21K→25K

13.1 - 15.5 mi

Top 61%
×2story building
+35ft-8ft

Overall

18475

Males

11846

M50-54

11846

25K→30K

15.5 - 18.6 mi

Top 58%
×2story building
+58ft-57ft

Overall

17539

Males

11152

M50-54

11152

30K→35K

18.6 - 21.8 mi

Top 65%
×2story building
+98ft-92ft

Overall

19441

Males

11806

M50-54

11806

35K→40K

21.8 - 24.9 mi

Top 56%
×2story building
+36ft-53ft

Overall

16924

Males

10216

M50-54

10216

40K→Finish

24.9 - 26.2 mi

Top 33%
×5story building
+80ft-24ft

Overall

9976

Males

6306

M50-54

6306

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#19619
5K → 10K
430548*+118
#19619 → #19501
10K → 15K
185648*+463
#19501 → #19038
15K → 21K
102919*+817
#19038 → #18221
21K → 25K
379390*+11
#18221 → #18210
25K → 30K
235495*+260
#18210 → #17950
30K → 35K
635295*-340
#17950 → #18290
35K → 40K
214431*+217
#18290 → #18073
40K → Finish
8472*+464
#18073 → #17609
TOTALS
21884198*+2010
#19619 → #17609

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

Passing Visualized

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