Koki Masuhara

Bethesda, MD

Bib: 24139 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 15907
Top 22%
Gender (Male)
#0 / 9934
Top 27%
Masters (Masters Men)
#0 / 4070
Top 19%
Division (M45-49)
#0 / 933
Top 22%
Race Day Weather
43°/33°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:05/mi
28:12
279164
10K· 6.21 mi
8:38/mi
55:02
103217
15K· 9.32 mi
8:57/mi
1:22:50
5155
21K· 13.05 mi
8:53/mi
1:55:56
2037
25K· 15.53 mi
8:40/mi
2:17:29
35
30K· 18.64 mi
9:06/mi
2:45:45
5857
35K· 21.75 mi
9:04/mi
3:13:56
9892
40K· 24.85 mi
8:59/mi
3:41:52
3653
Finish· 26.22 mi
8:38/mi
3:53:39
8024
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
1:55:568:53 /mi⚡ faster
2nd Half
1:57:438:56 /mi+1.5%
Positive split — 1.5% 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
28:129:053.11 mi28:12
9:05
-
10K
55:028:513.10 mi26:50
8:38
-0:27
15K
1:22:508:533.11 mi27:48
8:57
+0:19
21K
1:55:568:533.73 mi33:06
8:53
-0:04
25K
2:17:298:512.48 mi21:33
8:40
-0:13
30K
2:45:458:533.11 mi28:16
9:06
+0:26
35K
3:13:568:553.11 mi28:11
9:04
-0:02
40K
3:41:528:563.10 mi27:56
8:59
-0:05
Finish(26.22 mi)
3:53:398:551.37 mi11:47
8:38
-0:21
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:38 /mi

Average Pace

8:55 /mi

Slowest Pace

9:06 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:29:00

64% of race

Time at Steady Pace

1:24:39

36% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:55 /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. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi4357340125550233883304
10K3.10 mi4442-853481-80262-745483560272
15K3.11 mi4576-1343578-97273-1150233883304
21K3.73 mi4434+1423467+111269+441813283249
25K2.48 mi4343+913385+82263+643163312260
30K3.11 mi4172+1713234+151255+839353002229
35K3.11 mi3972+2003045+189237+1836472705208
40K3.10 mi3647+3252779+266219+1826801961137
Finish(26.22 mi)1.37 mi3502+1452663+116203+162165162198

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×18story building
+279ft-164ft

Overall

5023

Males

3883

M45-49

3883

5K→10K

3.1 - 6.2 mi

Top 29%
×11story building
+103ft-217ft

Overall

4548

Males

3560

M45-49

3560

10K→15K

6.2 - 9.3 mi

Top 32%
×3story building
+51ft-55ft

Overall

5023

Males

3883

M45-49

3883

15K→21K

9.3 - 13.1 mi

Top 26%
×1story
+20ft-37ft

Overall

4181

Males

3283

M45-49

3283

21K→25K

13.1 - 15.5 mi

Top 27%
×2story building
+35ft-8ft

Overall

4316

Males

3312

M45-49

3312

25K→30K

15.5 - 18.6 mi

Top 25%
×2story building
+58ft-57ft

Overall

3935

Males

3002

M45-49

3002

30K→35K

18.6 - 21.8 mi

Top 23%
×2story building
+98ft-92ft

Overall

3647

Males

2705

M45-49

2705

35K→40K

21.8 - 24.9 mi

Top 17%
×2story building
+36ft-53ft

Overall

2680

Males

1961

M45-49

1961

40K→Finish

24.9 - 26.2 mi

Top 14%
×5story building
+80ft-24ft

Overall

2165

Males

1621

M45-49

1621

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#4357
5K10K
219134*-85
#4357 #4442
10K15K
21480*-134
#4442 #4576
15K21K
61203*+142
#4576 #4434
21K25K
60151*+91
#4434 #4343
25K30K
65236*+171
#4343 #4172
30K35K
58258*+200
#4172 #3972
35K40K
19344*+325
#3972 #3647
40KFinish
8153*+145
#3647 #3502
TOTALS
7041559*+855
#4357 #3502

* 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