Chloe Butterworth

Bib: 64486 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

10:57/mi

34:00

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

11:42/mi

1:10:20

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

11:39/mi

1:46:29

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

10:51/mi

2:20:11

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

11:01/mi

2:27:34

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

11:06/mi

2:54:35

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

11:21/mi

3:29:49

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

11:50/mi

4:06:34

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

11:56/mi

4:43:38

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:44/mi

4:58:16

↑ 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

2:27:3411:16 /mi⚡ faster

2nd Half

2:30:4211:30 /mi+2.1%

Positive split — 2.1% slower in the second half

AI Race Performance Report

Chloe's race, broken down like a coach

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	34:00	10:57	3.11 mi	34:00	10:57	-
10K	1:10:20	11:20	3.10 mi	36:20	11:42	+0:45
15K	1:46:29	11:26	3.11 mi	36:09	11:39	-0:03
20K	2:20:11	11:17	3.11 mi	33:42	10:51	-0:48
Half(13.10 mi)	2:27:34	11:16	0.67 mi	7:23	11:01	+0:10
25K	2:54:35	11:15	2.43 mi	27:01	11:06	+0:05
30K	3:29:49	11:16	3.11 mi	35:14	11:21	+0:15
35K	4:06:34	11:21	3.11 mi	36:45	11:50	+0:29
40K	4:43:38	11:25	3.10 mi	37:04	11:56	+0:06
Finish(26.22 mi)	4:58:16	11:24	1.37 mi	14:38	10:44	-1:12

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:44 /mi

Average Pace

11:23 /mi

Slowest Pace

11:56 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:44:27

75% of race

Time at Steady Pace

1:13:49

25% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:23 /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	47859	17972	17972	46252	17070	17070
10K	3.10 mi	49217-1358	18775-803	18775-803	50366	19559	19559
15K	3.11 mi	48062+1155	18090+685	18090+685	46252	17070	17070
20K	3.11 mi	46000+2062	16941+1149	16941+1149	40589	14119	14119
Half(13.10 mi)	0.67 mi	45606+394	16721+220	16721+220	39064	13535	13535
25K	2.43 mi	43927+1679	15841+880	15841+880	37578	13015	13015
30K	3.11 mi	42084+1843	15006+835	15006+835	34944	12158	12158
35K	3.11 mi	40661+1423	14492+514	14492+514	33724	12280	12280
40K	3.10 mi	40025+636	14322+170	14322+170	35011	13367	13367
Finish(26.22 mi)	1.37 mi	39590+435	14156+166	14156+166	29202	10610	10610

10610

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