Shelby Jackson

Brandywine, MD

Bib: 19039 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 15907

Gender (Female)

#0 / 5973

Masters (Masters Women)

#0 / 2230

Division (F50-54)

#0 / 436

Race Day Weather

43°/33°F

overcast clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

27 ft elev

5K· 3.11 mi

12:04/mi

37:28

↑ 279 ft↓ 164 ft0.7% grade

140 ft elev

10K· 6.21 mi

11:38/mi

1:13:38

↑ 103 ft↓ 217 ft0.7% grade

25 ft elev

15K· 9.32 mi

12:11/mi

1:51:29

↑ 51 ft↓ 55 ft

21 ft elev

21K· 13.05 mi

12:09/mi

2:36:48

↑ 20 ft↓ 37 ft

4 ft elev

25K· 15.53 mi

11:56/mi

3:06:28

↑ 35 ft0.2% grade

30 ft elev

30K· 18.64 mi

13:10/mi

3:47:22

↑ 58 ft↓ 57 ft

30 ft elev

35K· 21.75 mi

12:40/mi

4:26:43

↑ 98 ft↓ 92 ft

36 ft elev

40K· 24.85 mi

12:56/mi

5:06:54

↑ 36 ft↓ 53 ft0.1% grade

18 ft elev

Finish· 26.22 mi

12:47/mi

5:24:20

↑ 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

2:36:4812:01 /mi⚡ faster

2nd Half

2:47:3112:43 /mi+6.8%

Positive split — 6.8% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	37:28	12:04	3.11 mi	37:28	12:04	-
10K	1:13:38	11:51	3.10 mi	36:10	11:38	-0:26
15K	1:51:29	11:58	3.11 mi	37:51	12:11	+0:33
21K	2:36:48	12:01	3.73 mi	45:19	12:09	-0:02
25K	3:06:28	12:00	2.48 mi	29:40	11:56	-0:13
30K	3:47:22	12:12	3.11 mi	40:54	13:10	+1:14
35K	4:26:43	12:16	3.11 mi	39:21	12:40	-0:30
40K	5:06:54	12:21	3.10 mi	40:11	12:56	+0:16
Finish(26.22 mi)	5:24:20	12:23	1.37 mi	17:26	12:47	-0:09

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

11:38 /mi

Average Pace

12:23 /mi

Slowest Pace

13:10 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

4:03:15

75% of race

Time at Steady Pace

1:21:05

25% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 12:22 /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	F50-54	Seg. Overall	Seg. Females	Seg. F50-54
5K	3.11 mi	14298	5044	309	14334	5057	308
10K	3.10 mi	14381-83	5060-16	307+2	14421	5090	312
15K	3.11 mi	14391-10	5072-12	308-1	14334	5057	308
21K	3.73 mi	14097+294	4937+135	297+11	13466	4650	269
25K	2.48 mi	13893+204	4869+68	286+11	12795	4517	262
30K	3.11 mi	13680+213	4817+52	282+4	12870	4624	273
35K	3.11 mi	13328+352	4693+124	271+11	11284	4074	229
40K	3.10 mi	13009+319	4602+91	269+2	10900	3987	222
Finish(26.22 mi)	1.37 mi	12875+134	4555+47	265+4	11289	4171	230

4171

Passing Analysis

Category:

▲Net Change

0 passed by0* passed

Segment	Movement	Rank
Start → 5K	-	#14298
5K → 10K	224141*-83	#14298 → #14381
10K → 15K	154144*-10	#14381 → #14391
15K → 21K	43337*+294	#14391 → #14097
21K → 25K	51255*+204	#14097 → #13893
25K → 30K	56269*+213	#13893 → #13680
30K → 35K	30382*+352	#13680 → #13328
35K → 40K	20339*+319	#13328 → #13009
40K → Finish	15149*+134	#13009 → #12875
TOTALS	5932016*+1423	#14298 → #12875

* 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 23 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