Brian Perez

Ashburn, VA

Bib: 4203 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 3%
Gender (Male)
#0 / 17709
Top 4%
Masters (Masters Men)
#0 / 8330
Top 2%
Division (M40-44)
#0 / 2340
Top 3%
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
7:40/mi
23:50
279164
10K· 6.21 mi
6:55/mi
45:18
103217
15K· 9.32 mi
6:54/mi
1:06:43
5155
21K· 13.05 mi
7:16/mi
1:33:48
2037
25K· 15.53 mi
6:58/mi
1:51:07
35
30K· 18.64 mi
7:21/mi
2:13:57
5857
35K· 21.75 mi
7:22/mi
2:36:50
9892
40K· 24.85 mi
7:17/mi
2:59:29
3653
Finish· 26.22 mi
7:37/mi
3:09:52
8024
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
1:33:487:11 /mi⚡ faster
2nd Half
1:36:037:18 /mi+2.4%
Positive split — 2.4% 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
23:507:403.11 mi23:50
7:40
-
10K
45:187:173.10 mi21:28
6:55
-0:45
15K
1:06:437:093.11 mi21:25
6:54
-0:01
21K
1:33:487:113.73 mi27:05
7:16
+0:22
25K
1:51:077:092.48 mi17:19
6:58
-0:18
30K
2:13:577:113.11 mi22:50
7:21
+0:23
35K
2:36:507:133.11 mi22:53
7:22
+0:01
40K
2:59:297:133.10 mi22:39
7:17
-0:05
Finish(26.22 mi)
3:09:527:151.37 mi10:23
7:37
+0:20
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:54 /mi

Average Pace

7:15 /mi

Slowest Pace

7:40 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:35:39

82% of race

Time at Steady Pace

34:13

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:14 /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. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi1225106512776070177
10K3.10 mi980+245873+192105+2283776886
15K3.11 mi889+91809+6499+676070177
21K3.73 mi908-19825-1697+21019912105
25K2.48 mi891+17809+1696+187779091
30K3.11 mi881+10795+1495+1101688095
35K3.11 mi845+36762+3390+580270978
40K3.10 mi772+73700+6280+1059152966
Finish(26.22 mi)1.37 mi773-1699+179+190974778

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×18story building
+279ft-164ft

Overall

760

Males

701

M40-44

701

5K→10K

3.1 - 6.2 mi

Top 3%
×11story building
+103ft-217ft

Overall

837

Males

768

M40-44

768

10K→15K

6.2 - 9.3 mi

Top 3%
×3story building
+51ft-55ft

Overall

760

Males

701

M40-44

701

15K→21K

9.3 - 13.1 mi

Top 3%
×1story
+20ft-37ft

Overall

1019

Males

912

M40-44

912

21K→25K

13.1 - 15.5 mi

Top 3%
×2story building
+35ft-8ft

Overall

877

Males

790

M40-44

790

25K→30K

15.5 - 18.6 mi

Top 3%
×2story building
+58ft-57ft

Overall

1016

Males

880

M40-44

880

30K→35K

18.6 - 21.8 mi

Top 3%
×2story building
+98ft-92ft

Overall

802

Males

709

M40-44

709

35K→40K

21.8 - 24.9 mi

Top 2%
×2story building
+36ft-53ft

Overall

591

Males

529

M40-44

529

40K→Finish

24.9 - 26.2 mi

Top 3%
×5story building
+80ft-24ft

Overall

909

Males

747

M40-44

747

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#1225
5K10K
6251+245
#1225 #980
10K15K
394+91
#980 #889
15K21K
3718*-19
#889 #908
21K25K
825+17
#908 #891
25K30K
3646*+10
#891 #881
30K35K
2157+36
#881 #845
35K40K
881+73
#845 #772
40KFinish
2019*-1
#772 #773
TOTALS
139591*+452
#1225 #773

* 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