Josh Chang

Bib: 32578 M GB

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 59786

Gender (Male)

#0 / 33594

Masters (Masters Men)

#0 / 16876

Division (M45-49)

#0 / 4167

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

10:02/mi

31:10

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

10:18/mi

1:03:10

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

10:24/mi

1:35:27

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

10:10/mi

2:07:00

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:25/mi

2:13:59

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:18/mi

2:39:04

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

10:27/mi

3:11:31

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

10:49/mi

3:45:06

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

10:42/mi

4:18:18

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:30/mi

4:32:37

↑ 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

See every mile of your race

Claim this result to add your watch's GPX and unlock per-mile pace, heart rate, and grade — mile by mile on this timeline.

Works with Garmin, Apple Watch, Strava, COROS, Suunto & more.

The Course

Half Splits

1st Half· via Half

2:13:5910:14 /mi⚡ faster

2nd Half

2:18:3810:34 /mi+3.5%

Positive split — 3.5% slower in the second half

AI Race Performance Report

Josh'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.

Free account · no payment

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	31:10	10:02	3.11 mi	31:10	10:02	-
10K	1:03:10	10:10	3.10 mi	32:00	10:18	+0:16
15K	1:35:27	10:15	3.11 mi	32:17	10:24	+0:06
20K	2:07:00	10:14	3.11 mi	31:33	10:10	-0:14
Half(13.10 mi)	2:13:59	10:14	0.67 mi	6:59	10:25	+0:15
25K	2:39:04	10:15	2.43 mi	25:05	10:18	-0:07
30K	3:11:31	10:17	3.11 mi	32:27	10:27	+0:09
35K	3:45:06	10:22	3.11 mi	33:35	10:49	+0:22
40K	4:18:18	10:24	3.10 mi	33:12	10:42	-0:07
Finish(26.22 mi)	4:32:37	10:25	1.37 mi	14:19	10:30	-0:12

Trend:

Faster pace

Steady pace

Slower pace

More below

See the rest of Josh's race

Checkpoint splits, rankings, passing analysis and qualifying. One free sign-in reveals them here — and on every race you look up.

Checkpoints & Pacing

Pace Line

Fastest Pace

10:02 /mi

Average Pace

10:24 /mi

Slowest Pace

10:49 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:25:50

76% of race

Time at Steady Pace

1:06:47

24% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:24 /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	M45-49	Seg. Overall	Seg. Males	Seg. M45-49
5K	3.11 mi	38968	26039	26039	36348	24615	24615
10K	3.10 mi	39060-92	26079-40	26079-40	39380	26195	26195
15K	3.11 mi	38014+1046	25556+523	25556+523	36348	24615	24615
20K	3.11 mi	36996+1018	24924+632	24924+632	34919	23627	23627
Half(13.10 mi)	0.67 mi	36814+182	24798+126	24798+126	34006	22969	22969
25K	2.43 mi	35754+1060	24154+644	24154+644	31683	21546	21546
30K	3.11 mi	34151+1603	23128+1026	23128+1026	28738	19527	19527
35K	3.11 mi	32670+1481	22066+1062	22066+1062	27042	17912	17912
40K	3.10 mi	31553+1117	21214+852	21214+852	25646	16603	16603
Finish(26.22 mi)	1.37 mi	31227+326	20955+259	20955+259	27165	17470	17470

17470

Passing Analysis

No position changes recorded for this athlete.

All Results

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

London Marathon Events

Race timed by

Mika Timing