Sarah Halliwell

Bib: 57631 F GB

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 59786

Top 32%

Gender (Female)

#0 / 26115

Top 21%

Division (F18-39)

#0 / 14744

Top 22%

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

8:52/mi

27:31

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:52/mi

55:01

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:09/mi

1:23:25

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:09/mi

1:51:48

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:04/mi

1:58:33

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:47/mi

2:19:56

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

9:11/mi

2:48:25

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

9:12/mi

3:16:59

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:00/mi

3:44:54

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

9:17/mi

3:57:33

↑ 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

See every mile of your race

Claim this result to add your watch's GPX and unlock per-mile pace, heart rate, and grade — mile by mile on this timeline.

Works with Garmin, Apple Watch, Strava, COROS, Suunto & more.

The Course

Half Splits

1st Half· via Half

1:58:339:04 /mi⚖️ balanced

2nd Half

1:59:009:05 /mi⚖️ balanced

Even split — consistent pacing between halves

AI Race Performance Report

Sarah'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.

Free account · no payment

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	27:31	8:52	3.11 mi	27:31	8:52	-
10K	55:01	8:52	3.10 mi	27:30	8:52	0:00
15K	1:23:25	8:57	3.11 mi	28:24	9:09	+0:17
20K	1:51:48	9:00	3.11 mi	28:24	9:09	0:00
Half(13.10 mi)	1:58:33	9:04	0.67 mi	6:45	10:04	+0:55
25K	2:19:56	9:01	2.43 mi	21:23	8:47	-1:17
30K	2:48:25	9:03	3.11 mi	28:29	9:11	+0:24
35K	3:16:59	9:04	3.11 mi	28:34	9:12	+0:01
40K	3:44:54	9:03	3.10 mi	27:55	9:00	-0:12
Finish(26.22 mi)	3:57:33	9:05	1.37 mi	12:39	9:17	+0:17

Trend:

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

More below

See the rest of Sarah's race

Checkpoint splits, rankings, passing analysis and qualifying. One free sign-in reveals them here — and on every race you look up.

Checkpoints & Pacing

Pace Line

Fastest Pace

8:47 /mi

Average Pace

9:04 /mi

Slowest Pace

10:04 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:50:48

97% of race

Time at Steady Pace

6:45

3% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:04 /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	24674	6835	6835	22997	6203	6203
10K	3.10 mi	23490+1184	6424+411	6424+411	22550	6115	6115
15K	3.11 mi	23203+287	6303+121	6303+121	22997	6203	6203
20K	3.11 mi	23647-444	6446-143	6446-143	25465	7129	7129
Half(13.10 mi)	0.67 mi	24182-535	6627-181	6627-181	31018	9520	9520
25K	2.43 mi	22907+1275	6242+385	6242+385	18363	4796	4796
30K	3.11 mi	21904+1003	5985+257	5985+257	18818	5191	5191
35K	3.11 mi	20611+1293	5716+269	5716+269	15905	4503	4503
40K	3.10 mi	19335+1276	5419+297	5419+297	13416	3960	3960
Finish(26.22 mi)	1.37 mi	19154+181	5413+6	5413+6	17227	5517	5517

5517

Passing Analysis

No position changes recorded for this athlete.

All Results

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

London Marathon Events

Race timed by

Mika Timing