Justin Perry

Bib: 58176 M GB

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Top 30%

Gender (Male)

#0 / 33594

Top 39%

Masters (Masters Men)

#0 / 16876

Top 35%

Division (M50-54)

#0 / 3474

Top 33%

Race Day Weather

56°/46°F

overcast clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

131 ft elev

5K· 3.11 mi

7:58/mi

24:43

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:44/mi

51:48

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:45/mi

1:18:58

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:15/mi

1:44:34

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:23/mi

1:50:11

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:28/mi

2:10:47

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

8:14/mi

2:36:21

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

8:41/mi

3:03:19

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

11:31/mi

3:39:05

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

11:37/mi

3:54:55

↑ 14 ft↓ 18 ft

19 ft elev

Course Elevation

503ft

Total climb

166ft

Range

6 to 172 ft

613ft

Total descent

About the height of the Statue of Liberty

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The Course

Half Splits

1st Half· via Half

1:50:118:25 /mi⚡ faster

2nd Half

2:04:449:31 /mi+13.2%

Positive split — 13.2% slower in the second half

AI Race Performance Report

Justin's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	24:43	7:58	3.11 mi	24:43	7:58	-
10K	51:48	8:21	3.10 mi	27:05	8:44	+0:46
15K	1:18:58	8:29	3.11 mi	27:10	8:45	+0:01
20K	1:44:34	8:25	3.11 mi	25:36	8:15	-0:30
Half(13.10 mi)	1:50:11	8:25	0.67 mi	5:37	8:23	+0:08
25K	2:10:47	8:26	2.43 mi	20:36	8:28	+0:05
30K	2:36:21	8:24	3.11 mi	25:34	8:14	-0:14
35K	3:03:19	8:26	3.11 mi	26:58	8:41	+0:27
40K	3:39:05	8:49	3.10 mi	35:46	11:31	+2:50
Finish(26.22 mi)	3:54:55	8:58	1.37 mi	15:50	11:37	+0:06

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:58 /mi

Average Pace

8:58 /mi

Slowest Pace

11:37 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

24:43

11% of race

Time at Steady Pace

2:38:36

68% of race

Time at Slower Pace

51:36

22% of race

Average Pace: 8:58 /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	13595	10482	10482	18529	13829	13829
10K	3.10 mi	17221-3626	12936-2454	12936-2454	20784	15258	15258
15K	3.11 mi	17654-433	13225-289	13225-289	18529	13829	13829
20K	3.11 mi	17027+627	12782+443	12782+443	15459	11743	11743
Half(13.10 mi)	0.67 mi	16866+161	12672+110	12672+110	14456	11064	11064
25K	2.43 mi	16526+340	12426+246	12426+246	15402	11600	11600
30K	3.11 mi	15304+1222	11543+883	11543+883	11012	8568	8568
35K	3.11 mi	14493+811	10884+659	10884+659	12075	8956	8956
40K	3.10 mi	16981-2488	12394-1510	12394-1510	31774	19927	19927
Finish(26.22 mi)	1.37 mi	18068-1087	13043-649	13043-649	36669	22518	22518

22518

Passing Analysis

Category:

▼Net Change

0 passed by0 passed

Segment	Movement	Rank
Start → 5K	-	#13595
5K → 10K	365024-3626	#13595 → #17221
10K → 15K	597164-433	#17221 → #17654
15K → 20K	29656+627	#17654 → #17027
20K → Half	5166+161	#17027 → #16866
Half → 25K	82422+340	#16866 → #16526
25K → 30K	91231+1222	#16526 → #15304
30K → 35K	72883+811	#15304 → #14493
35K → 40K	254153-2488	#14493 → #16981
40K → Finish	112437-1087	#16981 → #18068
TOTALS	81093636-4473	#13595 → #18068

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

All Results

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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

London Marathon Events

Race timed by

Mika Timing