Callum Serls

Bib: 13525 M GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Gender (Male)

#0 / 33594

Division (M18-39)

#0 / 16712

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

9:08/mi

28:22

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:21/mi

57:23

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:45/mi

1:27:39

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:43/mi

1:57:49

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:17/mi

2:04:43

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:16/mi

2:29:43

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

11:01/mi

3:03:55

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

12:16/mi

3:42:01

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

11:41/mi

4:18:17

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:52/mi

4:33:06

↑ 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

2:04:439:32 /mi⚡ faster

2nd Half

2:28:2311:19 /mi+19.0%

Positive split — 19.0% slower in the second half

AI Race Performance Report

Callum'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	28:22	9:08	3.11 mi	28:22	9:08	-
10K	57:23	9:15	3.10 mi	29:01	9:21	+0:13
15K	1:27:39	9:25	3.11 mi	30:16	9:45	+0:24
20K	1:57:49	9:29	3.11 mi	30:10	9:43	-0:02
Half(13.10 mi)	2:04:43	9:32	0.67 mi	6:54	10:17	+0:34
25K	2:29:43	9:39	2.43 mi	25:00	10:16	-0:01
30K	3:03:55	9:52	3.11 mi	34:12	11:01	+0:45
35K	3:42:01	10:13	3.11 mi	38:06	12:16	+1:15
40K	4:18:17	10:24	3.10 mi	36:16	11:41	-0:35
Finish(26.22 mi)	4:33:06	10:26	1.37 mi	14:49	10:52	-0:49

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:08 /mi

Average Pace

10:25 /mi

Slowest Pace

12:16 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:57:49

43% of race

Time at Steady Pace

31:54

12% of race

Time at Slower Pace

2:03:23

45% of race

Average Pace: 10:25 /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	M18-39	Seg. Overall	Seg. Males	Seg. M18-39
5K	3.11 mi	28740	20361	20361	30391	21371	21371
10K	3.10 mi	29071-331	20542-181	20542-181	29486	20833	20833
15K	3.11 mi	29544-473	20863-321	20863-321	30391	21371	21371
20K	3.11 mi	29919-375	21051-188	21051-188	30893	21517	21517
Half(13.10 mi)	0.67 mi	30075-156	21122-71	21122-71	32942	22429	22429
25K	2.43 mi	30118-43	21073+49	21073+49	31410	21416	21416
30K	3.11 mi	30393-275	21054+19	21054+19	32720	21615	21615
35K	3.11 mi	31331-938	21330-276	21330-276	36446	22803	22803
40K	3.10 mi	31543-212	21206+124	21206+124	33036	20586	20586
Finish(26.22 mi)	1.37 mi	31393+150	21050+156	21050+156	30419	19172	19172

19172

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