Byron Kasper

Arlington, VA

Bib: 35539 M

0:00
0:00
/ mi
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Overall
#0 / 30047
Gender (Male)
#0 / 17709
Division (M25-29)
#0 / 2720
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
13:17/mi
41:16
279164
10K· 6.21 mi
12:44/mi
1:20:51
103217
15K· 9.32 mi
13:01/mi
2:01:19
5155
21K· 13.05 mi
14:05/mi
2:53:49
2037
25K· 15.53 mi
13:39/mi
3:27:45
35
30K· 18.64 mi
15:00/mi
4:14:20
5857
35K· 21.75 mi
13:31/mi
4:56:21
9892
40K· 24.85 mi
15:03/mi
5:43:07
3653
Finish· 26.22 mi
14:38/mi
6:03:05
8024
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:53:4913:19 /mi⚡ faster
2nd Half
3:09:1514:22 /mi+8.9%
Positive split — 8.9% 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
41:1613:173.11 mi41:16
13:17
-
10K
1:20:5113:013.10 mi39:35
12:44
-0:33
15K
2:01:1913:013.11 mi40:28
13:01
+0:17
21K
2:53:4913:193.73 mi52:30
14:05
+1:04
25K
3:27:4513:222.48 mi33:56
13:39
-0:26
30K
4:14:2013:393.11 mi46:35
15:00
+1:21
35K
4:56:2113:383.11 mi42:01
13:31
-1:29
40K
5:43:0713:483.10 mi46:46
15:03
+1:32
Finish(26.22 mi)
6:03:0513:511.37 mi19:58
14:38
-0:25
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

12:44 /mi

Average Pace

13:51 /mi

Slowest Pace

15:03 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:17:16

54% of race

Time at Steady Pace

1:59:03

33% of race

Time at Slower Pace

46:46

13% of race

Average Pace: 13:51 /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. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
5K3.11 mi2832117074269127817168212682
10K3.10 mi28382-6117096-222690+128380170872688
15K3.11 mi28235+14717017+792691-127817168212682
21K3.73 mi28196+3916975+422694-327835167242656
25K2.48 mi27949+24716820+1552686+826251157742553
30K3.11 mi27819+13016710+1102674+1226922159592563
35K3.11 mi27053+76616285+4252635+3921574129372242
40K3.10 mi26752+30116076+2092613+2224249143382419
Finish(26.22 mi)1.37 mi26595+15715990+862602+1123730140802421

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×18story building
+279ft-164ft

Overall

27817

Males

16821

M25-29

16821

5K→10K

3.1 - 6.2 mi

Top 94%
×11story building
+103ft-217ft

Overall

28380

Males

17087

M25-29

17087

10K→15K

6.2 - 9.3 mi

Top 93%
×3story building
+51ft-55ft

Overall

27817

Males

16821

M25-29

16821

15K→21K

9.3 - 13.1 mi

Top 93%
×1story
+20ft-37ft

Overall

27835

Males

16724

M25-29

16724

21K→25K

13.1 - 15.5 mi

Top 87%
×2story building
+35ft-8ft

Overall

26251

Males

15774

M25-29

15774

25K→30K

15.5 - 18.6 mi

Top 90%
×2story building
+58ft-57ft

Overall

26922

Males

15959

M25-29

15959

30K→35K

18.6 - 21.8 mi

Top 72%
×2story building
+98ft-92ft

Overall

21574

Males

12937

M25-29

12937

35K→40K

21.8 - 24.9 mi

Top 81%
×2story building
+36ft-53ft

Overall

24249

Males

14338

M25-29

14338

40K→Finish

24.9 - 26.2 mi

Top 79%
×5story building
+80ft-24ft

Overall

23730

Males

14080

M25-29

14080

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#28321
5K10K
274213*-61
#28321 #28382
10K15K
182329*+147
#28382 #28235
15K21K
266305*+39
#28235 #28196
21K25K
51298*+247
#28196 #27949
25K30K
143273*+130
#27949 #27819
30K35K
5771*+766
#27819 #27053
35K40K
91392*+301
#27053 #26752
40KFinish
20177*+157
#26752 #26595
TOTALS
10322758*+1726
#28321 #26595

* 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