Brett Layson

Washington, DC

Bib: 17461 M

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 39%
Gender (Male)
#0 / 17709
Top 45%
Division (M35-39)
#0 / 2420
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
5K· 3.11 mi
9:33/mi
29:39
279164
10K· 6.21 mi
8:57/mi
57:28
103217
15K· 9.32 mi
9:09/mi
1:25:54
5155
21K· 13.05 mi
9:25/mi
2:01:00
2037
25K· 15.53 mi
9:26/mi
2:24:26
35
30K· 18.64 mi
10:22/mi
2:56:40
5857
35K· 21.75 mi
11:40/mi
3:32:54
9892
40K· 24.85 mi
12:18/mi
4:11:08
3653
Finish· 26.22 mi
11:07/mi
4:26:18
8024
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:01:009:16 /mi⚡ faster
2nd Half
2:25:1811:02 /mi+20.1%
Positive split — 20.1% 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
29:399:333.11 mi29:39
9:33
-
10K
57:289:153.10 mi27:49
8:57
-0:36
15K
1:25:549:133.11 mi28:26
9:09
+0:12
21K
2:01:009:163.73 mi35:06
9:25
+0:16
25K
2:24:269:182.48 mi23:26
9:26
+0:01
30K
2:56:409:293.11 mi32:14
10:22
+0:56
35K
3:32:549:473.11 mi36:14
11:40
+1:18
40K
4:11:0810:063.10 mi38:14
12:18
+0:38
Finish(26.22 mi)
4:26:1810:101.37 mi15:10
11:07
-1:11
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:57 /mi

Average Pace

10:10 /mi

Slowest Pace

12:18 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

27:49

10% of race

Time at Steady Pace

1:56:37

44% of race

Time at Slower Pace

2:01:52

46% of race

Average Pace: 10:09 /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. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
5K3.11 mi890165799661003073251089
10K3.10 mi8993-926651-72980-14917967901000
15K3.11 mi9322-3296863-2121020-401003073251089
21K3.73 mi9557-2357008-1451035-151019574041076
25K2.48 mi9684-1277073-651041-61078576271100
30K3.11 mi10060-3767261-1881065-241211281681177
35K3.11 mi10823-7637587-3261113-481554296971396
40K3.10 mi11631-8087942-3551151-381613197771397
Finish(26.22 mi)1.37 mi11639-87893+491141+101234676241099

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×18story building
+279ft-164ft

Overall

10030

Males

7325

M35-39

7325

5K→10K

3.1 - 6.2 mi

Top 31%
×11story building
+103ft-217ft

Overall

9179

Males

6790

M35-39

6790

10K→15K

6.2 - 9.3 mi

Top 33%
×3story building
+51ft-55ft

Overall

10030

Males

7325

M35-39

7325

15K→21K

9.3 - 13.1 mi

Top 34%
×1story
+20ft-37ft

Overall

10195

Males

7404

M35-39

7404

21K→25K

13.1 - 15.5 mi

Top 36%
×2story building
+35ft-8ft

Overall

10785

Males

7627

M35-39

7627

25K→30K

15.5 - 18.6 mi

Top 40%
×2story building
+58ft-57ft

Overall

12112

Males

8168

M35-39

8168

30K→35K

18.6 - 21.8 mi

Top 52%
×2story building
+98ft-92ft

Overall

15542

Males

9697

M35-39

9697

35K→40K

21.8 - 24.9 mi

Top 54%
×2story building
+36ft-53ft

Overall

16131

Males

9777

M35-39

9777

40K→Finish

24.9 - 26.2 mi

Top 41%
×5story building
+80ft-24ft

Overall

12346

Males

7624

M35-39

7624

Passing Analysis

Category:
Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#8901
5K10K
350258*-92
#8901 #8993
10K15K
451122*-329
#8993 #9322
15K21K
439204*-235
#9322 #9557
21K25K
311184-127
#9557 #9684
25K30K
546170*-376
#9684 #10060
30K35K
930167*-763
#10060 #10823
35K40K
923115*-808
#10823 #11631
40KFinish
130122*-8
#11631 #11639
TOTALS
40801342*-2738
#8901 #11639

* 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