Isabelle Thomson

Bib: 57205 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

11:08/mi

34:33

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

11:46/mi

1:11:06

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

12:13/mi

1:49:02

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

15:21/mi

2:36:41

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

41:47/mi

3:04:43

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

19:59/mi

3:53:23

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

19:17/mi

4:53:17

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

21:52/mi

6:01:12

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

20:10/mi

7:03:49

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

19:12/mi

7:29:59

↑ 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

3:04:4314:07 /mi⚡ faster

2nd Half

4:25:1620:14 /mi+43.6%

Positive split — 43.6% slower in the second half

AI Race Performance Report

Isabelle'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	34:33	11:08	3.11 mi	34:33	11:08	-
10K	1:11:06	11:27	3.10 mi	36:33	11:46	+0:38
15K	1:49:02	11:42	3.11 mi	37:56	12:13	+0:27
20K	2:36:41	12:37	3.11 mi	47:39	15:21	+3:08
Half(13.10 mi)	3:04:43	14:07	0.67 mi	28:02	41:47	+26:26
25K	3:53:23	15:02	2.43 mi	48:40	19:59	-21:48
30K	4:53:17	15:44	3.11 mi	59:54	19:17	-0:42
35K	6:01:12	16:37	3.11 mi	1:07:55	21:52	+2:35
40K	7:03:49	17:04	3.10 mi	1:02:37	20:10	-1:42
Finish(26.22 mi)	7:29:59	17:11	1.37 mi	26:10	19:12	-0:58

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:08 /mi

Average Pace

17:10 /mi

Slowest Pace

41:47 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:49:02

24% of race

Time at Steady Pace

5:12:55

70% of race

Time at Slower Pace

28:02

6% of race

Average Pace: 17:10 /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	Females	F18-39	Seg. Overall	Seg. Females	Seg. F18-39
5K	3.11 mi	49329	18841	18841	49504	19086	19086
10K	3.10 mi	50050-721	19300-459	19300-459	50760	19804	19804
15K	3.11 mi	49800+250	19175+125	19175+125	49504	19086	19086
20K	3.11 mi	53028-3228	21374-2199	21374-2199	57245	24310	24310
Half(13.10 mi)	0.67 mi	56961-3933	24058-2684	24058-2684	59772	26108	26108
25K	2.43 mi	57791-830	24654-596	24654-596	59155	25675	25675
30K	3.11 mi	58244-453	24974-320	24974-320	58965	25592	25592
35K	3.11 mi	58738-494	25345-371	25345-371	59497	25949	25949
40K	3.10 mi	58936-198	25498-153	25498-153	59280	25816	25816
Finish(26.22 mi)	1.37 mi	58970-34	25527-29	25527-29	59086	25719	25719

25719

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