Katie Letts

Bib: 19254 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Gender (Female)

#0 / 26115

Division (F18-39)

#0 / 14744

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

13:52/mi

43:02

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

14:28/mi

1:27:58

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

17:40/mi

2:22:51

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

19:11/mi

3:22:26

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

16:25/mi

3:33:27

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

25:08/mi

4:34:38

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

18:55/mi

5:33:22

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

20:30/mi

6:37:03

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

19:51/mi

7:38:42

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

20:06/mi

8:06:06

↑ 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

3:33:2716:18 /mi⚡ faster

2nd Half

4:32:3920:47 /mi+27.7%

Positive split — 27.7% slower in the second half

AI Race Performance Report

Katie'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	43:02	13:52	3.11 mi	43:02	13:52	-
10K	1:27:58	14:10	3.10 mi	44:56	14:28	+0:36
15K	2:22:51	15:20	3.11 mi	54:53	17:40	+3:12
20K	3:22:26	16:18	3.11 mi	59:35	19:11	+1:31
Half(13.10 mi)	3:33:27	16:18	0.67 mi	11:01	16:25	-2:46
25K	4:34:38	17:41	2.43 mi	1:01:11	25:08	+8:43
30K	5:33:22	17:54	3.11 mi	58:44	18:55	-6:13
35K	6:37:03	18:16	3.11 mi	1:03:41	20:30	+1:35
40K	7:38:42	18:28	3.10 mi	1:01:39	19:51	-0:39
Finish(26.22 mi)	8:06:06	18:34	1.37 mi	27:24	20:06	+0:15

Trend:

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Checkpoints & Pacing

Pace Line

Fastest Pace

13:52 /mi

Average Pace

18:33 /mi

Slowest Pace

25:08 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:38:59

20% of race

Time at Steady Pace

5:25:56

67% of race

Time at Slower Pace

1:01:11

13% of race

Average Pace: 18:32 /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	58426	25093	25093	59368	25814	25814
10K	3.10 mi	58286+140	24992+101	24992+101	57960	24770	24770
15K	3.11 mi	58916-630	25462-470	25462-470	59368	25814	25814
20K	3.11 mi	59221-305	25685-223	25685-223	59476	25891	25891
Half(13.10 mi)	0.67 mi	59189+32	25667+18	25667+18	57942	24926	24926
25K	2.43 mi	59502-313	25902-235	25902-235	59714	26072	26072
30K	3.11 mi	59461+41	25874+28	25874+28	58763	25460	25460
35K	3.11 mi	59471-10	25892-18	25892-18	59252	25797	25797
40K	3.10 mi	59465+6	25886+6	25886+6	59203	25763	25763
Finish(26.22 mi)	1.37 mi	59477-12	25894-8	25894-8	59311	25836	25836

25836

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