Joanna Clayton

Bib: 9426 F GB

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Top 45%

Gender (Female)

#0 / 26115

Top 32%

Masters (Masters Women)

#0 / 11371

Top 30%

Division (F45-49)

#0 / 2995

Top 34%

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

9:30/mi

29:30

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:31/mi

59:04

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:50/mi

1:29:37

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:24/mi

1:58:49

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:48/mi

2:05:23

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

9:46/mi

2:29:08

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

9:52/mi

2:59:47

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

10:08/mi

3:31:14

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

11:11/mi

4:05:56

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:42/mi

4:20:31

↑ 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

2:05:239:35 /mi⚡ faster

2nd Half

2:15:0810:18 /mi+7.8%

Positive split — 7.8% slower in the second half

AI Race Performance Report

Joanna'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	29:30	9:30	3.11 mi	29:30	9:30	-
10K	59:04	9:31	3.10 mi	29:34	9:31	+0:01
15K	1:29:37	9:37	3.11 mi	30:33	9:50	+0:19
20K	1:58:49	9:34	3.11 mi	29:12	9:24	-0:26
Half(13.10 mi)	2:05:23	9:35	0.67 mi	6:34	9:48	+0:24
25K	2:29:08	9:37	2.43 mi	23:45	9:46	-0:02
30K	2:59:47	9:39	3.11 mi	30:39	9:52	+0:06
35K	3:31:14	9:43	3.11 mi	31:27	10:08	+0:16
40K	4:05:56	9:54	3.10 mi	34:42	11:11	+1:03
Finish(26.22 mi)	4:20:31	9:57	1.37 mi	14:35	10:42	-0:29

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:24 /mi

Average Pace

9:57 /mi

Slowest Pace

11:11 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:31:14

81% of race

Time at Steady Pace

14:35

6% of race

Time at Slower Pace

34:42

13% of race

Average Pace: 9:56 /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	F45-49	Seg. Overall	Seg. Females	Seg. F45-49
5K	3.11 mi	33292	10161	10161	31245	9327	9327
10K	3.10 mi	32424+868	9808+353	9808+353	31687	9522	9522
15K	3.11 mi	31894+530	9590+218	9590+218	31245	9327	9327
20K	3.11 mi	30734+1160	9156+434	9156+434	28222	8186	8186
Half(13.10 mi)	0.67 mi	30562+172	9097+59	9097+59	28726	8526	8526
25K	2.43 mi	29770+792	8867+230	8867+230	27464	8184	8184
30K	3.11 mi	28386+1384	8470+397	8470+397	24563	7393	7393
35K	3.11 mi	26968+1418	8118+352	8118+352	22664	7155	7155
40K	3.10 mi	27070-102	8409-291	8409-291	29180	10615	10615
Finish(26.22 mi)	1.37 mi	27044+26	8464-55	8464-55	28893	10462	10462

10462

Passing Analysis

Category:

▲Net Change

0 passed by0 passed

Segment	Movement	Rank
Start → 5K	-	#33292
5K → 10K	2931161+868	#33292 → #32424
10K → 15K	257787+530	#32424 → #31894
15K → 20K	471207+1160	#31894 → #30734
20K → Half	19191+172	#30734 → #30562
Half → 25K	76868+792	#30562 → #29770
25K → 30K	621446+1384	#29770 → #28386
30K → 35K	511469+1418	#28386 → #26968
35K → 40K	591489-102	#26968 → #27070
40K → Finish	184210+26	#27070 → #27044
TOTALS	15807828+6248	#33292 → #27044

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

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