Sean Nelson

Herndon, VA

Bib: 4134 M

0:00
0:00
/ mi
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Overall
#0 / 15907
Top 23%
Gender (Male)
#0 / 9934
Top 28%
Division (M30-34)
#0 / 1564
Top 33%
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
9:07/mi
28:19
279164
10K· 6.21 mi
8:31/mi
54:46
103217
15K· 9.32 mi
8:34/mi
1:21:22
5155
21K· 13.05 mi
8:29/mi
1:53:01
2037
25K· 15.53 mi
8:18/mi
2:13:38
35
30K· 18.64 mi
8:34/mi
2:40:14
5857
35K· 21.75 mi
9:04/mi
3:08:25
9892
40K· 24.85 mi
10:10/mi
3:40:00
3653
Finish· 26.22 mi
10:41/mi
3:54:34
8024
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
1:53:018:40 /mi⚡ faster
2nd Half
2:01:329:14 /mi+7.5%
Positive split — 7.5% 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
28:199:073.11 mi28:19
9:07
-
10K
54:468:493.10 mi26:27
8:31
-0:36
15K
1:21:228:443.11 mi26:36
8:34
+0:03
21K
1:53:018:403.73 mi31:39
8:29
-0:05
25K
2:13:388:362.48 mi20:37
8:18
-0:11
30K
2:40:148:363.11 mi26:36
8:34
+0:16
35K
3:08:258:403.11 mi28:11
9:04
+0:30
40K
3:40:008:513.10 mi31:35
10:10
+1:06
Finish(26.22 mi)
3:54:348:571.37 mi14:34
10:41
+0:31
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:18 /mi

Average Pace

8:57 /mi

Slowest Pace

10:41 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:11:55

56% of race

Time at Slower Pace

1:42:39

44% of race

Average Pace: 8:57 /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. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
5K3.11 mi4479349061634302731507
10K3.10 mi4258+2213345+145590+2641113236580
15K3.11 mi4015+2433157+188566+2434302731507
21K3.73 mi3609+4062867+290525+4129342353450
25K2.48 mi3449+1602730+137503+2230632419451
30K3.11 mi3216+2332549+181473+3024941977388
35K3.11 mi3154+622473+76459+1436402698495
40K3.10 mi3429-2752620-147488-2951683530639
Finish(26.22 mi)1.37 mi3611-1822739-119499-1167104400771

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×18story building
+279ft-164ft

Overall

3430

Males

2731

M30-34

2731

5K→10K

3.1 - 6.2 mi

Top 26%
×11story building
+103ft-217ft

Overall

4111

Males

3236

M30-34

3236

10K→15K

6.2 - 9.3 mi

Top 22%
×3story building
+51ft-55ft

Overall

3430

Males

2731

M30-34

2731

15K→21K

9.3 - 13.1 mi

Top 18%
×1story
+20ft-37ft

Overall

2934

Males

2353

M30-34

2353

21K→25K

13.1 - 15.5 mi

Top 19%
×2story building
+35ft-8ft

Overall

3063

Males

2419

M30-34

2419

25K→30K

15.5 - 18.6 mi

Top 16%
×2story building
+58ft-57ft

Overall

2494

Males

1977

M30-34

1977

30K→35K

18.6 - 21.8 mi

Top 23%
×2story building
+98ft-92ft

Overall

3640

Males

2698

M30-34

2698

35K→40K

21.8 - 24.9 mi

Top 32%
×2story building
+36ft-53ft

Overall

5168

Males

3530

M30-34

3530

40K→Finish

24.9 - 26.2 mi

Top 42%
×5story building
+80ft-24ft

Overall

6710

Males

4400

M30-34

4400

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#4479
5K10K
90311*+221
#4479 #4258
10K15K
32275*+243
#4258 #4015
15K21K
4410*+406
#4015 #3609
21K25K
19179*+160
#3609 #3449
25K30K
16249*+233
#3449 #3216
30K35K
92154*+62
#3216 #3154
35K40K
34570*-275
#3154 #3429
40KFinish
19412*-182
#3429 #3611
TOTALS
7921660*+868
#4479 #3611

* 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