Marissa Shelby

Alexandria, VA

Bib: 19056 F

0:00

0:00

/ mi

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Overall

#0 / 30047

Top 25%

Gender (Female)

#0 / 12338

Top 17%

Division (F25-29)

#0 / 2322

Top 25%

Race Day Weather

42°/32°F

broken clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

27 ft elev

5K· 3.11 mi

9:40/mi

30:02

↑ 279 ft↓ 164 ft0.7% grade

140 ft elev

10K· 6.21 mi

8:56/mi

57:46

↑ 103 ft↓ 217 ft0.7% grade

25 ft elev

15K· 9.32 mi

8:52/mi

1:25:19

↑ 51 ft↓ 55 ft

21 ft elev

21K· 13.05 mi

8:59/mi

1:58:48

↑ 20 ft↓ 37 ft

4 ft elev

25K· 15.53 mi

8:52/mi

2:20:50

↑ 35 ft0.2% grade

30 ft elev

30K· 18.64 mi

9:26/mi

2:50:08

↑ 58 ft↓ 57 ft

30 ft elev

35K· 21.75 mi

9:20/mi

3:19:09

↑ 98 ft↓ 92 ft

36 ft elev

40K· 24.85 mi

9:57/mi

3:50:04

↑ 36 ft↓ 53 ft0.1% grade

18 ft elev

Finish· 26.22 mi

10:41/mi

4:04:38

↑ 80 ft↓ 24 ft0.8% grade

74 ft elev

Course Elevation

3–237 ft

≈

×20story building

•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K

1:58:489:06 /mi⚡ faster

2nd Half

2:05:499:33 /mi+5.9%

Positive split — 5.9% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	30:02	9:40	3.11 mi	30:02	9:40	-
10K	57:46	9:18	3.10 mi	27:44	8:56	-0:44
15K	1:25:19	9:09	3.11 mi	27:33	8:52	-0:04
21K	1:58:48	9:06	3.73 mi	33:29	8:59	+0:07
25K	2:20:50	9:04	2.48 mi	22:02	8:52	-0:07
30K	2:50:08	9:08	3.11 mi	29:18	9:26	+0:34
35K	3:19:09	9:09	3.11 mi	29:01	9:20	-0:06
40K	3:50:04	9:15	3.10 mi	30:55	9:57	+0:37
Finish(26.22 mi)	4:04:38	9:20	1.37 mi	14:34	10:41	+0:44

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:52 /mi

Average Pace

9:20 /mi

Slowest Pace

10:41 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:50:48

45% of race

Time at Steady Pace

58:19

24% of race

Time at Slower Pace

1:15:31

31% of race

Average Pace: 9:20 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

Heatmap

0mi6.6mi13.1mi19.7mi26.2mi

Pace:

Faster

Steady

Slower

Checkpoint and Segment Rankings

Checkpoint	Seg. Dist	Overall	Females	F25-29	Seg. Overall	Seg. Females	Seg. F25-29
5K	3.11 mi	9624	2590	656	8212	2087	541
10K	3.10 mi	9296+328	2443+147	618+38	8993	2330	580
15K	3.11 mi	8931+365	2319+124	590+28	8212	2087	541
21K	3.73 mi	8435+496	2154+165	555+35	7559	1853	487
25K	2.48 mi	8276+159	2115+39	552+3	8043	2098	567
30K	3.11 mi	8141+135	2108+7	548+4	8170	2290	607
35K	3.11 mi	7639+502	2012+96	531+17	6523	1857	514
40K	3.10 mi	7547+92	2048-36	546-15	7560	2531	657
Finish(26.22 mi)	1.37 mi	7651-104	2122-74	574-28	10631	3967	1032

3967

Passing Analysis

Category:

▲Net Change

0 passed by0* passed

Segment	Movement	Rank
Start → 5K	-	#9624
5K → 10K	182510*+328	#9624 → #9296
10K → 15K	76441*+365	#9296 → #8931
15K → 21K	57553*+496	#8931 → #8435
21K → 25K	113272*+159	#8435 → #8276
25K → 30K	232367*+135	#8276 → #8141
30K → 35K	98600*+502	#8141 → #7639
35K → 40K	222314*+92	#7639 → #7547
40K → Finish	17975*-104	#7547 → #7651
TOTALS	11593132*+1973	#9624 → #7651

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

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Results processed 20 days ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

U.S. Marine Corps Community Services (MCCS)

Race timed by

Timing Productions