Byounggu Ko

alexandria, VA

Bib: 124 M 54

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 2429

Top 4%

Gender (Male)

#0 / 1480

Top 6%

Masters (Masters Men)

#0 / 477

Top 4%

Division (M50-54)

#0 / 77

Top 4%

Race Day Weather

55°/45°F

few clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Mile 15 · 21 ft

Start

0:00

Race begins

7 ft elev

5K· 3.11 mi

6:49/mi

21:10

↑ 26 ft↓ 31 ft

1 ft elev

10K· 6.21 mi

6:52/mi

42:29

↑ 38 ft↓ 17 ft0.1% grade

22 ft elev

15K· 9.32 mi

6:52/mi

1:03:50

↑ 26 ft↓ 44 ft0.1% grade

5 ft elev

20K· 12.43 mi

6:51/mi

1:25:07

↑ 35 ft↓ 22 ft

17 ft elev

Half· 13.10 mi

7:00/mi

1:29:49

↓ 13 ft0.2% grade

11 ft elev

30K· 18.64 mi

7:05/mi

2:09:05

↑ 86 ft↓ 72 ft

25 ft elev

35K· 21.75 mi

8:06/mi

2:34:15

↑ 39 ft↓ 39 ft

25 ft elev

25.2M

7:43/mi

3:00:52

↑ 57 ft↓ 58 ft

24 ft elev

Finish· 26.22 mi

7:16/mi

3:08:16

↑ 17 ft↓ 12 ft

28 ft elev

Course Elevation

331ft

Total climb

63ft

Range

-8 to 55 ft

310ft

Total descent

About the height of a five-story building

The Course

Half Splits

1st Half· via Half

1:29:496:51 /mi⚡ faster

2nd Half

1:38:277:30 /mi+9.6%

Positive split — 9.6% slower in the second half

AI Race Performance Report

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	21:10	6:49	3.11 mi	21:10	6:49	-
10K	42:29	6:50	3.10 mi	21:19	6:52	+0:03
15K	1:03:50	6:51	3.11 mi	21:21	6:52	0:00
20K	1:25:07	6:51	3.11 mi	21:17	6:51	-0:01
Half(13.10 mi)	1:29:49	6:51	0.67 mi	4:42	7:00	+0:09
30K	2:09:05	6:55	5.54 mi	39:16	7:05	+0:05
35K	2:34:15	7:06	3.11 mi	25:10	8:06	+1:01
25.2M	3:00:52	7:11	3.45 mi	26:37	7:43	-0:23
Finish(26.22 mi)	3:08:16	7:11	1.02 mi	7:24	7:16	-0:27

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:49 /mi

Average Pace

7:11 /mi

Slowest Pace

8:06 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:16:29

72% of race

Time at Steady Pace

26:37

14% of race

Time at Slower Pace

25:10

13% of race

Average Pace: 7:11 /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	128	125	2	139	136	3
10K	3.10 mi	132-4	129-4	3-1	137	135	3
15K	3.11 mi	135-3	133-4	3	139	136	3
20K	3.11 mi	126+9	124+9	3	113	110	3
Half(13.10 mi)	0.67 mi	124+2	122+2	3	134	130	3
30K	5.54 mi	124	121+1	3	142	134	4
35K	3.11 mi	121+3	116+5	3	142	128	6
25.2M	3.45 mi	100+21	95+21	3	103	93	5
Finish(26.22 mi)	1.02 mi	100	94+1	3	126	108	4

Passing Analysis

No position changes recorded for this athlete.

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All Results

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