ByoungGu Ko

Alexandria, VA

Bib: 9892 M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 30047

Top 2%

Gender (Male)

#0 / 17709

Top 3%

Masters (Masters Men)

#0 / 8330

Top 1%

Division (M50-54)

#0 / 1638

Top 0.8%

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

7:17/mi

22:39

↑ 279 ft↓ 164 ft0.7% grade

140 ft elev

10K· 6.21 mi

6:33/mi

43:01

↑ 103 ft↓ 217 ft0.7% grade

25 ft elev

15K· 9.32 mi

6:36/mi

1:03:32

↑ 51 ft↓ 55 ft

21 ft elev

21K· 13.05 mi

6:49/mi

1:28:58

↑ 20 ft↓ 37 ft

4 ft elev

25K· 15.53 mi

6:36/mi

1:45:22

↑ 35 ft0.2% grade

30 ft elev

30K· 18.64 mi

7:02/mi

2:07:12

↑ 58 ft↓ 57 ft

30 ft elev

35K· 21.75 mi

7:20/mi

2:29:58

↑ 98 ft↓ 92 ft

36 ft elev

40K· 24.85 mi

8:05/mi

2:55:06

↑ 36 ft↓ 53 ft0.1% grade

18 ft elev

Finish· 26.22 mi

7:25/mi

3:05:13

↑ 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

1:28:586:49 /mi⚡ faster

2nd Half

1:36:157:18 /mi+8.2%

Positive split — 8.2% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	22:39	7:17	3.11 mi	22:39	7:17	-
10K	43:01	6:55	3.10 mi	20:22	6:33	-0:44
15K	1:03:32	6:49	3.11 mi	20:31	6:36	+0:03
21K	1:28:58	6:49	3.73 mi	25:26	6:49	+0:13
25K	1:45:22	6:47	2.48 mi	16:24	6:36	-0:13
30K	2:07:12	6:49	3.11 mi	21:50	7:02	+0:26
35K	2:29:58	6:54	3.11 mi	22:46	7:20	+0:18
40K	2:55:06	7:03	3.10 mi	25:08	8:05	+0:45
Finish(26.22 mi)	3:05:13	7:04	1.37 mi	10:07	7:25	-0:40

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:33 /mi

Average Pace

7:04 /mi

Slowest Pace

8:05 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

57:17

31% of race

Time at Steady Pace

47:16

26% of race

Time at Slower Pace

1:20:40

44% of race

Average Pace: 7:04 /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	Males	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
5K	3.11 mi	694	635	18	394	366	4
10K	3.10 mi	593+101	551+84	13+5	391	370	4
15K	3.11 mi	547+46	513+38	11+2	394	366	4
21K	3.73 mi	520+27	487+26	8+3	490	461	7
25K	2.48 mi	505+15	473+14	8	459	432	8
30K	3.11 mi	510-5	481-8	9-1	607	560	12
35K	3.11 mi	517-7	484-3	9	761	679	18
40K	3.10 mi	569-52	525-41	13-4	1732	1373	62
Finish(26.22 mi)	1.37 mi	556+13	512+13	13	666	575	16

575

Passing Analysis

Category:

▲Net Change

0 passed by0* passed

Segment	Movement	Rank
Start → 5K	-	#694
5K → 10K	5106+101	#694 → #593
10K → 15K	450+46	#593 → #547
15K → 21K	1138*+27	#547 → #520
21K → 25K	520+15	#520 → #505
25K → 30K	2520*-5	#505 → #510
30K → 35K	2720-7	#510 → #517
35K → 40K	575-52	#517 → #569
40K → Finish	619*+13	#569 → #556
TOTALS	140278*+138	#694 → #556

* 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 13 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