Isabelle Walters

Bib: 25806 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Gender (Female)

#0 / 26115

Top 48%

Division (F18-39)

#0 / 14744

Top 50%

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

10:04/mi

31:14

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

10:16/mi

1:03:06

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

10:53/mi

1:36:53

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

10:53/mi

2:10:39

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:53/mi

2:17:57

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

11:08/mi

2:45:03

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

11:08/mi

3:19:36

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

11:46/mi

3:56:08

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

11:35/mi

4:32:06

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

11:52/mi

4:48:16

↑ 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

2:17:5710:32 /mi⚡ faster

2nd Half

2:30:1911:28 /mi+9.0%

Positive split — 9.0% 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	31:14	10:04	3.11 mi	31:14	10:04	-
10K	1:03:06	10:10	3.10 mi	31:52	10:16	+0:12
15K	1:36:53	10:24	3.11 mi	33:47	10:53	+0:37
20K	2:10:39	10:31	3.11 mi	33:47	10:53	0:00
Half(13.10 mi)	2:17:57	10:32	0.67 mi	7:18	10:53	0:00
25K	2:45:03	10:38	2.43 mi	27:06	11:08	+0:15
30K	3:19:36	10:43	3.11 mi	34:33	11:08	0:00
35K	3:56:08	10:52	3.11 mi	36:32	11:46	+0:38
40K	4:32:06	10:57	3.10 mi	35:58	11:35	-0:11
Finish(26.22 mi)	4:48:16	11:01	1.37 mi	16:10	11:52	+0:17

Trend:

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:04 /mi

Average Pace

11:00 /mi

Slowest Pace

11:52 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:17:57

48% of race

Time at Steady Pace

2:30:19

52% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:00 /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	39248	13017	13017	40581	13851	13851
10K	3.10 mi	38956+292	12873+144	12873+144	38999	12948	12948
15K	3.11 mi	39495-539	13194-321	13194-321	40581	13851	13851
20K	3.11 mi	39728-233	13410-216	13410-216	40772	14237	14237
Half(13.10 mi)	0.67 mi	39580+148	13362+48	13362+48	37931	12963	12963
25K	2.43 mi	39118+462	13225+137	13225+137	37775	13136	13136
30K	3.11 mi	37867+1251	12797+428	12797+428	33481	11437	11437
35K	3.11 mi	37076+791	12619+178	12619+178	33290	12072	12072
40K	3.10 mi	36325+751	12457+162	12457+162	32343	12064	12064
Finish(26.22 mi)	1.37 mi	36416-91	12590-133	12590-133	38634	15003	15003

15003

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