Jem Smith

Bib: 17715 M GB

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Gender (Male)

#0 / 33594

Masters (Masters Men)

#0 / 16876

Division (M50-54)

#0 / 3474

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

8:45/mi

27:08

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:55/mi

54:49

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:19/mi

1:23:44

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:47/mi

1:54:06

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

11:13/mi

2:01:37

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:20/mi

2:26:45

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

11:02/mi

3:00:59

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

11:19/mi

3:36:08

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

13:05/mi

4:16:44

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

12:39/mi

4:33:58

↑ 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

2:01:379:18 /mi⚡ faster

2nd Half

2:32:2111:37 /mi+25.3%

Positive split — 25.3% slower in the second half

AI Race Performance Report

Jem's race, broken down like a coach

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	27:08	8:45	3.11 mi	27:08	8:45	-
10K	54:49	8:50	3.10 mi	27:41	8:55	+0:10
15K	1:23:44	9:00	3.11 mi	28:55	9:19	+0:24
20K	1:54:06	9:11	3.11 mi	30:22	9:47	+0:28
Half(13.10 mi)	2:01:37	9:18	0.67 mi	7:31	11:13	+1:26
25K	2:26:45	9:27	2.43 mi	25:08	10:20	-0:53
30K	3:00:59	9:43	3.11 mi	34:14	11:02	+0:42
35K	3:36:08	9:57	3.11 mi	35:09	11:19	+0:17
40K	4:16:44	10:20	3.10 mi	40:36	13:05	+1:46
Finish(26.22 mi)	4:33:58	10:28	1.37 mi	17:14	12:39	-0:26

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:45 /mi

Average Pace

10:27 /mi

Slowest Pace

13:05 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:54:06

42% of race

Time at Steady Pace

1:42:02

37% of race

Time at Slower Pace

57:50

21% of race

Average Pace: 10:27 /mi

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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	22879	16665	16665	25400	18327	18327
10K	3.10 mi	23023-144	16752-87	16752-87	23302	16896	16896
15K	3.11 mi	23673-650	17182-430	17182-430	25400	18327	18327
20K	3.11 mi	26265-2592	18839-1657	18839-1657	31500	21843	21843
Half(13.10 mi)	0.67 mi	27363-1098	19499-660	19499-660	40433	26070	26070
25K	2.43 mi	28244-881	19957-458	19957-458	31843	21629	21629
30K	3.11 mi	28969-725	20240-283	20240-283	32782	21647	21647
35K	3.11 mi	29009-40	20021+219	20021+219	30415	19680	19680
40K	3.10 mi	30949-1940	20885-864	20885-864	42765	25664	25664
Finish(26.22 mi)	1.37 mi	31711-762	21212-327	21212-327	44247	26456	26456

26456

Passing Analysis

No position changes recorded for this athlete.

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