Tamzin Harris

Bib: 64574 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

10:34/mi

32:48

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

11:14/mi

1:07:39

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

12:23/mi

1:46:07

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

12:06/mi

2:23:41

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

12:42/mi

2:32:12

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

13:20/mi

3:04:39

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

13:36/mi

3:46:53

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

14:17/mi

4:31:13

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

14:40/mi

5:16:45

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

13:15/mi

5:34:48

↑ 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

2:32:1211:38 /mi⚡ faster

2nd Half

3:02:3613:56 /mi+20.0%

Positive split — 20.0% slower in the second half

AI Race Performance Report

Tamzin'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	32:48	10:34	3.11 mi	32:48	10:34	-
10K	1:07:39	10:54	3.10 mi	34:51	11:14	+0:40
15K	1:46:07	11:24	3.11 mi	38:28	12:23	+1:09
20K	2:23:41	11:34	3.11 mi	37:34	12:06	-0:17
Half(13.10 mi)	2:32:12	11:38	0.67 mi	8:31	12:42	+0:36
25K	3:04:39	11:54	2.43 mi	32:27	13:20	+0:38
30K	3:46:53	12:11	3.11 mi	42:14	13:36	+0:16
35K	4:31:13	12:29	3.11 mi	44:20	14:17	+0:41
40K	5:16:45	12:45	3.10 mi	45:32	14:40	+0:23
Finish(26.22 mi)	5:34:48	12:47	1.37 mi	18:03	13:15	-1:25

Trend:

Faster pace

Steady pace

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More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:34 /mi

Average Pace

12:47 /mi

Slowest Pace

14:40 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:23:41

43% of race

Time at Steady Pace

1:41:15

30% of race

Time at Slower Pace

1:29:52

27% of race

Average Pace: 12:46 /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	44377	15875	15875	50303	19596	19596
10K	3.10 mi	45912-1535	16759-884	16759-884	47235	17569	17569
15K	3.11 mi	47800-1888	17936-1177	17936-1177	50303	19596	19596
20K	3.11 mi	47981-181	18132-196	18132-196	48230	18532	18532
Half(13.10 mi)	0.67 mi	48028-47	18193-61	18193-61	49050	19283	19283
25K	2.43 mi	48138-110	18330-137	18330-137	48860	19271	19271
30K	3.11 mi	47949+189	18351-21	18351-21	47279	18657	18657
35K	3.11 mi	47863+86	18446-95	18446-95	47431	19222	19222
40K	3.10 mi	48398-535	18877-431	18877-431	51279	21429	21429
Finish(26.22 mi)	1.37 mi	48363+35	18896-19	18896-19	47774	19577	19577

19577

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