David Kozlowski

Midlothian, VA

Bib: 5431 M 57

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 6406

Top 41%

Gender (Male)

#0 / 2803

Masters (Masters Men)

#0 / 1174

Top 45%

Division (M55-59)

#0 / 190

Top 40%

Race Day Weather

55°/45°F

few clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

7 ft elev

5K· 3.11 mi

9:45/mi

30:19

↑ 26 ft↓ 31 ft

1 ft elev

10K· 6.21 mi

9:52/mi

1:00:57

↑ 38 ft↓ 17 ft0.1% grade

22 ft elev

15K· 9.32 mi

10:33/mi

1:33:44

↑ 26 ft↓ 44 ft0.1% grade

5 ft elev

20K· 12.43 mi

10:40/mi

2:06:52

↑ 35 ft↓ 22 ft

17 ft elev

Finish· 13.10 mi

10:28/mi

2:13:53

↓ 13 ft0.2% grade

11 ft elev

Course Elevation

-8–55 ft

≈

×5story building

•▲ 331 ft climb · ▼ 310 ft descent

The Course

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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	30:19	9:45	3.11 mi	30:19	9:45	-
10K	1:00:57	9:49	3.10 mi	30:38	9:52	+0:07
15K	1:33:44	10:03	3.11 mi	32:47	10:33	+0:41
20K	2:06:52	10:13	3.11 mi	33:08	10:40	+0:07
Finish(13.10 mi)	2:13:53	10:13	0.67 mi	7:01	10:28	-0:12

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:45 /mi

Average Pace

10:13 /mi

Slowest Pace

10:40 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:00:57

46% of race

Time at Steady Pace

1:12:56

54% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:13 /mi

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Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

Heatmap

0mi3.3mi6.5mi9.8mi13.1mi

Pace:

Faster

Steady

Slower

Checkpoint and Segment Rankings

Checkpoint	Seg. Dist	Overall	Males	M55-59	Seg. Overall	Seg. Males	Seg. M55-59
5K	3.11 mi	2506	1487	78	3016	1713	95
10K	3.10 mi	2524-18	1514-27	75+3	2581	1535	74
15K	3.11 mi	2702-178	1586-72	81-6	3016	1713	95
20K	3.11 mi	2630+72	1535+51	77+4	2628	1497	75
Finish(13.10 mi)	0.67 mi	2647-17	1534+1	76+1	3102	1657	87

M55-59

Passing Analysis

Category:

Passed

293*

Passed By

434

Net Change

-141

Segment	Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#2506
5K → 10K	91	109	-18	#2506	#2524
10K → 15K	37*	215	-178	#2524	#2702
15K → 20K	149*	77	+72	#2702	#2630
20K → Finish	16*	33	-17	#2630	#2647
TOTALS	293*	434	-141

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

Passing Charts

Category:

Passing Circle

Position Flow

Race Lanes

Finisher Certificate

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March 22, 2026

David Kozlowski

Has completed the Half Marathon in a time of:

2:13:53

2632

out of 6406

Overall Place

1529

out of 2803

Gender (Male)

out of 190

Age Group (M55-59)

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Results processed about 1 month ago

Public Race Data

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Race managed by

J & A Racing

Race timed by

Big River Race Management