John Cox

Fairfax, VA

Bib: 17728 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 15907
Gender (Male)
#0 / 9934
Masters (Masters Men)
#0 / 4070
Division (M60-64)
#0 / 363
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
13:23/mi
41:35
279164
10K· 6.21 mi
13:11/mi
1:22:33
103217
15K· 9.32 mi
14:05/mi
2:06:19
5155
21K· 13.05 mi
14:42/mi
3:01:08
2037
25K· 15.53 mi
14:33/mi
3:37:18
35
30K· 18.64 mi
15:30/mi
4:25:26
5857
35K· 21.75 mi
15:40/mi
5:14:07
9892
40K· 24.85 mi
16:05/mi
6:04:05
3653
Finish· 26.22 mi
16:52/mi
6:27:05
8024
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
3:01:0813:53 /mi⚡ faster
2nd Half
3:25:5715:38 /mi+13.7%
Positive split — 13.7% 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
41:3513:233.11 mi41:35
13:23
-
10K
1:22:3313:173.10 mi40:58
13:11
-0:12
15K
2:06:1913:333.11 mi43:46
14:05
+0:54
21K
3:01:0813:533.73 mi54:49
14:42
+0:37
25K
3:37:1813:592.48 mi36:10
14:33
-0:09
30K
4:25:2614:143.11 mi48:08
15:30
+0:57
35K
5:14:0714:273.11 mi48:41
15:40
+0:10
40K
6:04:0514:393.10 mi49:58
16:05
+0:25
Finish(26.22 mi)
6:27:0514:461.37 mi23:00
16:52
+0:47
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

13:11 /mi

Average Pace

14:46 /mi

Slowest Pace

16:52 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:06:19

33% of race

Time at Steady Pace

1:30:59

24% of race

Time at Slower Pace

2:49:47

44% of race

Average Pace: 14:46 /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. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi157099912344158419935347
10K3.10 mi15774-659924-12345-1158049937341
15K3.11 mi15826-529943-19346-1158419935347
21K3.73 mi15793+339913+30347-1156739840343
25K2.48 mi15749+449890+23344+3153919619335
30K3.11 mi15649+1009822+68347-3151889499322
35K3.11 mi15600+499784+38344+3149699334320
40K3.10 mi15534+669742+42341+3146859174307
Finish(26.22 mi)1.37 mi15530+49738+4340+1151579454326

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 100%
×18story building
+279ft-164ft

Overall

15841

Males

9935

M60-64

9935

5K→10K

3.1 - 6.2 mi

Top 99%
×11story building
+103ft-217ft

Overall

15804

Males

9937

M60-64

9937

10K→15K

6.2 - 9.3 mi

Top 100%
×3story building
+51ft-55ft

Overall

15841

Males

9935

M60-64

9935

15K→21K

9.3 - 13.1 mi

Top 99%
×1story
+20ft-37ft

Overall

15673

Males

9840

M60-64

9840

21K→25K

13.1 - 15.5 mi

Top 97%
×2story building
+35ft-8ft

Overall

15391

Males

9619

M60-64

9619

25K→30K

15.5 - 18.6 mi

Top 95%
×2story building
+58ft-57ft

Overall

15188

Males

9499

M60-64

9499

30K→35K

18.6 - 21.8 mi

Top 94%
×2story building
+98ft-92ft

Overall

14969

Males

9334

M60-64

9334

35K→40K

21.8 - 24.9 mi

Top 92%
×2story building
+36ft-53ft

Overall

14685

Males

9174

M60-64

9174

40K→Finish

24.9 - 26.2 mi

Top 95%
×5story building
+80ft-24ft

Overall

15157

Males

9454

M60-64

9454

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#15709
5K10K
10843*-65
#15709 #15774
10K15K
8331*-52
#15774 #15826
15K21K
5487*+33
#15826 #15793
21K25K
2367*+44
#15793 #15749
25K30K
18118*+100
#15749 #15649
30K35K
4291*+49
#15649 #15600
35K40K
2894*+66
#15600 #15534
40KFinish
2125*+4
#15534 #15530
TOTALS
377556*+179
#15709 #15530

* 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