Heather Smith

Bib: 50380 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 24%

Gender (Female)

#0 / 26115

Top 14%

Division (F18-39)

#0 / 14744

Top 16%

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

24:44

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:04/mi

49:47

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:11/mi

1:15:11

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

7:58/mi

1:39:53

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:12/mi

1:45:23

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:04/mi

2:05:01

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

8:35/mi

2:31:41

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

9:25/mi

3:00:54

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:58/mi

3:31:50

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

9:13/mi

3:44:23

↑ 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

1:45:238:03 /mi⚡ faster

2nd Half

1:59:009:05 /mi+12.9%

Positive split — 12.9% slower in the second half

AI Race Performance Report

Heather'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	24:44	7:58	3.11 mi	24:44	7:58	-
10K	49:47	8:01	3.10 mi	25:03	8:04	+0:06
15K	1:15:11	8:04	3.11 mi	25:24	8:11	+0:07
20K	1:39:53	8:03	3.11 mi	24:42	7:58	-0:13
Half(13.10 mi)	1:45:23	8:03	0.67 mi	5:30	8:12	+0:14
25K	2:05:01	8:03	2.43 mi	19:38	8:04	-0:08
30K	2:31:41	8:09	3.11 mi	26:40	8:35	+0:31
35K	3:00:54	8:20	3.11 mi	29:13	9:25	+0:50
40K	3:31:50	8:32	3.10 mi	30:56	9:58	+0:33
Finish(26.22 mi)	3:44:23	8:34	1.37 mi	12:33	9:13	-0:45

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:58 /mi

Average Pace

8:34 /mi

Slowest Pace

9:58 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:05:01

56% of race

Time at Slower Pace

1:39:22

44% of race

Average Pace: 8:33 /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	Females	F18-39	Seg. Overall	Seg. Females	Seg. F18-39
5K	3.11 mi	13709	3147	3147	12966	2876	2876
10K	3.10 mi	13639+70	3142+5	3142+5	13793	3188	3188
15K	3.11 mi	13382+257	3040+102	3040+102	12966	2876	2876
20K	3.11 mi	13101+281	2950+90	2950+90	12515	2742	2742
Half(13.10 mi)	0.67 mi	13065+36	2941+9	2941+9	12854	2881	2881
25K	2.43 mi	12767+298	2864+77	2864+77	11963	2637	2637
30K	3.11 mi	12853-86	2936-72	2936-72	13875	3419	3419
35K	3.11 mi	13467-614	3230-294	3230-294	17611	5145	5145
40K	3.10 mi	14265-798	3654-424	3654-424	20580	6772	6772
Finish(26.22 mi)	1.37 mi	14272-7	3696-42	3696-42	16648	5285	5285

5285

Passing Analysis

No position changes recorded for this athlete.

All Results

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Public Race Data

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Race managed by

London Marathon Events

Race timed by

Mika Timing