Katie Johnson

Bib: 78808 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

11:24/mi

35:22

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

12:00/mi

1:12:37

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

12:33/mi

1:51:35

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

12:34/mi

2:30:37

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

12:23/mi

2:38:55

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

16:16/mi

3:18:30

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

12:58/mi

3:58:45

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

13:20/mi

4:40:10

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

12:57/mi

5:20:24

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

12:54/mi

5:37:59

↑ 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

2:38:5512:08 /mi⚡ faster

2nd Half

2:59:0413:39 /mi+12.7%

Positive split — 12.7% slower in the second half

AI Race Performance Report

Katie'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	35:22	11:24	3.11 mi	35:22	11:24	-
10K	1:12:37	11:42	3.10 mi	37:15	12:00	+0:36
15K	1:51:35	11:59	3.11 mi	38:58	12:33	+0:33
20K	2:30:37	12:08	3.11 mi	39:02	12:34	+0:01
Half(13.10 mi)	2:38:55	12:08	0.67 mi	8:18	12:23	-0:11
25K	3:18:30	12:47	2.43 mi	39:35	16:16	+3:53
30K	3:58:45	12:49	3.11 mi	40:15	12:58	-3:18
35K	4:40:10	12:53	3.11 mi	41:25	13:20	+0:22
40K	5:20:24	12:54	3.10 mi	40:14	12:57	-0:23
Finish(26.22 mi)	5:37:59	12:55	1.37 mi	17:35	12:54	-0:03

Trend:

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:24 /mi

Average Pace

12:54 /mi

Slowest Pace

16:16 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:12:37

21% of race

Time at Steady Pace

3:45:47

67% of race

Time at Slower Pace

39:35

12% of race

Average Pace: 12:53 /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	51046	19921	19921	50998	20044	20044
10K	3.10 mi	51453-407	20200-279	20200-279	51809	20508	20508
15K	3.11 mi	51323+130	20162+38	20162+38	50998	20044	20044
20K	3.11 mi	50944+379	19989+173	19989+173	50254	19778	19778
Half(13.10 mi)	0.67 mi	50718+226	19875+114	19875+114	47586	18420	18420
25K	2.43 mi	52336-1618	21000-1125	21000-1125	56318	23794	23794
30K	3.11 mi	51065+1271	20253+747	20253+747	44256	17006	17006
35K	3.11 mi	49963+1102	19711+542	19711+542	42622	16730	16730
40K	3.10 mi	49171+792	19339+372	19339+372	42061	16697	16697
Finish(26.22 mi)	1.37 mi	49016+155	19283+56	19283+56	45864	18576	18576

18576

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