Simon Heald

Bib: 55740 M GB

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Top 40%

Gender (Male)

#0 / 33594

Top 50%

Masters (Masters Men)

#0 / 16876

Top 46%

Division (M55-59)

#0 / 2251

Top 37%

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

9:05/mi

28:13

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:08/mi

56:35

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:15/mi

1:25:19

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:04/mi

1:53:27

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:18/mi

1:59:41

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

9:07/mi

2:21:52

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

9:20/mi

2:50:51

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

9:48/mi

3:21:16

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

10:40/mi

3:54:24

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

12:22/mi

4:11:15

↑ 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

1:59:419:09 /mi⚡ faster

2nd Half

2:11:3410:02 /mi+9.9%

Positive split — 9.9% slower in the second half

AI Race Performance Report

Simon'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	28:13	9:05	3.11 mi	28:13	9:05	-
10K	56:35	9:07	3.10 mi	28:22	9:08	+0:03
15K	1:25:19	9:10	3.11 mi	28:44	9:15	+0:07
20K	1:53:27	9:08	3.11 mi	28:08	9:04	-0:11
Half(13.10 mi)	1:59:41	9:09	0.67 mi	6:14	9:18	+0:14
25K	2:21:52	9:08	2.43 mi	22:11	9:07	-0:11
30K	2:50:51	9:10	3.11 mi	28:59	9:20	+0:13
35K	3:21:16	9:16	3.11 mi	30:25	9:48	+0:28
40K	3:54:24	9:26	3.10 mi	33:08	10:40	+0:52
Finish(26.22 mi)	4:11:15	9:36	1.37 mi	16:51	12:22	+1:42

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:04 /mi

Average Pace

9:35 /mi

Slowest Pace

12:22 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:50:51

68% of race

Time at Slower Pace

1:20:24

32% of race

Average Pace: 9:35 /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	M55-59	Seg. Overall	Seg. Males	Seg. M55-59
5K	3.11 mi	28020	19894	19894	24505	17752	17752
10K	3.10 mi	27108+912	19333+561	19333+561	26394	18872	18872
15K	3.11 mi	26095+1013	18713+620	18713+620	24505	17752	17752
20K	3.11 mi	25486+609	18331+382	18331+382	24366	17612	17612
Half(13.10 mi)	0.67 mi	25340+146	18226+105	18226+105	23903	17212	17212
25K	2.43 mi	24503+837	17664+562	17664+562	21762	15718	15718
30K	3.11 mi	23395+1108	16820+844	16820+844	20433	14643	14643
35K	3.11 mi	22731+664	16208+612	16208+612	20381	14137	14137
40K	3.10 mi	23021-290	16197+11	16197+11	25485	16515	16515
Finish(26.22 mi)	1.37 mi	23921-900	16679-482	16679-482	42349	25511	25511

25511

Passing Analysis

Category:

▲Net Change

0 passed by0 passed

Segment	Movement	Rank
Start → 5K	-	#28020
5K → 10K	3141226+912	#28020 → #27108
10K → 15K	1081121+1013	#27108 → #26095
15K → 20K	170779+609	#26095 → #25486
20K → Half	33179+146	#25486 → #25340
Half → 25K	34871+837	#25340 → #24503
25K → 30K	941202+1108	#24503 → #23395
30K → 35K	258922+664	#23395 → #22731
35K → 40K	703413-290	#22731 → #23021
40K → Finish	93232-900	#23021 → #23921
TOTALS	26466745+4099	#28020 → #23921

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