Isabelle Watts

Bib: 34423 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

11:58/mi

37:10

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

12:14/mi

1:15:10

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

12:48/mi

1:54:54

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

12:48/mi

2:34:40

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

12:54/mi

2:43:19

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

13:03/mi

3:15:05

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

13:18/mi

3:56:22

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

13:23/mi

4:37:56

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

13:07/mi

5:18:40

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

12:20/mi

5:35:29

↑ 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

2:43:1912:29 /mi⚡ faster

2nd Half

2:52:1013:08 /mi+5.4%

Positive split — 5.4% 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	37:10	11:58	3.11 mi	37:10	11:58	-
10K	1:15:10	12:06	3.10 mi	38:00	12:14	+0:16
15K	1:54:54	12:20	3.11 mi	39:44	12:48	+0:34
20K	2:34:40	12:27	3.11 mi	39:46	12:48	0:00
Half(13.10 mi)	2:43:19	12:29	0.67 mi	8:39	12:54	+0:06
25K	3:15:05	12:34	2.43 mi	31:46	13:03	+0:09
30K	3:56:22	12:41	3.11 mi	41:17	13:18	+0:15
35K	4:37:56	12:47	3.11 mi	41:34	13:23	+0:05
40K	5:18:40	12:50	3.10 mi	40:44	13:07	-0:16
Finish(26.22 mi)	5:35:29	12:49	1.37 mi	16:49	12:20	-0:47

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:58 /mi

Average Pace

12:48 /mi

Slowest Pace

13:23 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

4:12:38

75% of race

Time at Steady Pace

1:22:51

25% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 12:48 /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	53925	21848	21848	51981	20698	20698
10K	3.10 mi	53325+600	21479+369	21479+369	52800	21185	21185
15K	3.11 mi	52880+445	21195+284	21195+284	51981	20698	20698
20K	3.11 mi	52381+499	20943+252	20943+252	51175	20373	20373
Half(13.10 mi)	0.67 mi	52227+154	20859+84	20859+84	49945	19835	19835
25K	2.43 mi	51406+821	20390+469	20390+469	47764	18632	18632
30K	3.11 mi	50456+950	19863+527	19863+527	45860	17879	17879
35K	3.11 mi	49450+1006	19401+462	19401+462	42910	16875	16875
40K	3.10 mi	48784+666	19111+290	19111+290	43078	17215	17215
Finish(26.22 mi)	1.37 mi	48497+287	18971+140	18971+140	42250	16726	16726

16726

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