Natasha Chan

Bib: 70631 F BN

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

10:31/mi

32:38

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

10:59/mi

1:06:44

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

11:33/mi

1:42:36

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

11:45/mi

2:19:06

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

15:01/mi

2:29:10

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

11:38/mi

2:57:29

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

13:00/mi

3:37:51

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

13:21/mi

4:19:18

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

12:54/mi

4:59:22

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

12:12/mi

5:16:00

↑ 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

2:29:1011:24 /mi⚡ faster

2nd Half

2:46:5012:43 /mi+11.8%

Positive split — 11.8% slower in the second half

AI Race Performance Report

Natasha'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	32:38	10:31	3.11 mi	32:38	10:31	-
10K	1:06:44	10:45	3.10 mi	34:06	10:59	+0:28
15K	1:42:36	11:01	3.11 mi	35:52	11:33	+0:34
20K	2:19:06	11:12	3.11 mi	36:30	11:45	+0:12
Half(13.10 mi)	2:29:10	11:24	0.67 mi	10:04	15:01	+3:16
25K	2:57:29	11:26	2.43 mi	28:19	11:38	-3:23
30K	3:37:51	11:42	3.11 mi	40:22	13:00	+1:22
35K	4:19:18	11:56	3.11 mi	41:27	13:21	+0:21
40K	4:59:22	12:03	3.10 mi	40:04	12:54	-0:27
Finish(26.22 mi)	5:16:00	12:04	1.37 mi	16:38	12:12	-0:42

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:31 /mi

Average Pace

12:04 /mi

Slowest Pace

15:01 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:42:36

32% of race

Time at Steady Pace

1:21:27

26% of race

Time at Slower Pace

2:11:57

42% of race

Average Pace: 12:03 /mi

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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	43886	15581	15581	45685	16723	16723
10K	3.10 mi	44598-712	16000-419	16000-419	45395	16514	16514
15K	3.11 mi	44896-298	16193-193	16193-193	45685	16723	16723
20K	3.11 mi	45377-481	16538-345	16538-345	46506	17474	17474
Half(13.10 mi)	0.67 mi	46487-1110	17269-731	17269-731	55970	23638	23638
25K	2.43 mi	45334+1153	16678+591	16678+591	41038	14829	14829
30K	3.11 mi	45165+169	16717-39	16717-39	44447	17106	17106
35K	3.11 mi	44759+406	16687+30	16687+30	42683	16757	16757
40K	3.10 mi	44362+397	16616+71	16616+71	41733	16538	16538
Finish(26.22 mi)	1.37 mi	44181+181	16583+33	16583+33	41235	16225	16225

16225

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