Heather Cobley

Bib: 15875 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

10:19/mi

32:02

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

10:19/mi

1:04:04

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

11:11/mi

1:38:47

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

11:04/mi

2:13:09

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

11:48/mi

2:21:04

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

12:17/mi

2:50:57

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

13:49/mi

3:33:50

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

13:53/mi

4:16:58

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

14:08/mi

5:00:50

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

13:01/mi

5:18:34

↑ 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

2:21:0410:47 /mi⚡ faster

2nd Half

2:57:3013:32 /mi+25.8%

Positive split — 25.8% slower in the second half

AI Race Performance Report

Heather'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	32:02	10:19	3.11 mi	32:02	10:19	-
10K	1:04:04	10:19	3.10 mi	32:02	10:19	0:00
15K	1:38:47	10:36	3.11 mi	34:43	11:11	+0:52
20K	2:13:09	10:43	3.11 mi	34:22	11:04	-0:07
Half(13.10 mi)	2:21:04	10:47	0.67 mi	7:55	11:48	+0:44
25K	2:50:57	11:01	2.43 mi	29:53	12:17	+0:29
30K	3:33:50	11:29	3.11 mi	42:53	13:49	+1:32
35K	4:16:58	11:49	3.11 mi	43:08	13:53	+0:04
40K	5:00:50	12:07	3.10 mi	43:52	14:08	+0:15
Finish(26.22 mi)	5:18:34	12:10	1.37 mi	17:44	13:01	-1:07

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

10:19 /mi

Average Pace

12:10 /mi

Slowest Pace

14:08 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:13:09

42% of race

Time at Steady Pace

37:48

12% of race

Time at Slower Pace

2:27:37

46% of race

Average Pace: 12:09 /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	42033	14498	14498	43049	15214	15214
10K	3.10 mi	40592+1441	13725+773	13725+773	39501	13196	13196
15K	3.11 mi	41411-819	14198-473	14198-473	43049	15214	15214
20K	3.11 mi	41523-112	14357-159	14357-159	42212	15032	15032
Half(13.10 mi)	0.67 mi	41658-135	14454-97	14454-97	44657	16691	16691
25K	2.43 mi	42184-526	14864-410	14864-410	44277	16621	16621
30K	3.11 mi	43681-1497	15873-1009	15873-1009	48221	19197	19197
35K	3.11 mi	44052-371	16294-421	16294-421	45558	18217	18217
40K	3.10 mi	44736-684	16828-534	16828-534	48784	20126	20126
Finish(26.22 mi)	1.37 mi	44783-47	16908-80	16908-80	46488	18902	18902

18902

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