Dongmei Chen

Bib: 22860 F CN

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Top 48%

Gender (Female)

#0 / 26115

Top 35%

Masters (Masters Women)

#0 / 11371

Top 33%

Division (F50-54)

#0 / 2342

Top 32%

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

9:14/mi

28:41

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:17/mi

57:30

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:54/mi

1:28:13

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

10:13/mi

1:59:56

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:17/mi

2:06:50

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:14/mi

2:31:44

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

10:25/mi

3:04:05

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

10:50/mi

3:37:44

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

10:26/mi

4:10:06

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:35/mi

4:24:32

↑ 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

2:06:509:41 /mi⚡ faster

2nd Half

2:17:4210:30 /mi+8.6%

Positive split — 8.6% slower in the second half

AI Race Performance Report

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	28:41	9:14	3.11 mi	28:41	9:14	-
10K	57:30	9:16	3.10 mi	28:49	9:17	+0:03
15K	1:28:13	9:28	3.11 mi	30:43	9:54	+0:37
20K	1:59:56	9:40	3.11 mi	31:43	10:13	+0:19
Half(13.10 mi)	2:06:50	9:41	0.67 mi	6:54	10:17	+0:04
25K	2:31:44	9:47	2.43 mi	24:54	10:14	-0:03
30K	3:04:05	9:53	3.11 mi	32:21	10:25	+0:11
35K	3:37:44	10:01	3.11 mi	33:39	10:50	+0:25
40K	4:10:06	10:04	3.10 mi	32:22	10:26	-0:24
Finish(26.22 mi)	4:24:32	10:06	1.37 mi	14:26	10:35	+0:09

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:14 /mi

Average Pace

10:06 /mi

Slowest Pace

10:50 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:28:13

33% of race

Time at Steady Pace

2:56:19

67% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:05 /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	F50-54	Seg. Overall	Seg. Females	Seg. F50-54
5K	3.11 mi	30091	8877	8877	31712	9527	9527
10K	3.10 mi	29324+767	8592+285	8592+285	28582	8288	8288
15K	3.11 mi	30258-934	8929-337	8929-337	31712	9527	9527
20K	3.11 mi	31615-1357	9520-591	9520-591	35417	11492	11492
Half(13.10 mi)	0.67 mi	31644-29	9552-32	9552-32	32918	10472	10472
25K	2.43 mi	31365+279	9550+2	9550+2	31051	9790	9790
30K	3.11 mi	30479+886	9346+204	9346+204	28471	9060	9060
35K	3.11 mi	29619+860	9212+134	9212+134	27179	9176	9176
40K	3.10 mi	28576+1043	9004+208	9004+208	23746	8155	8155
Finish(26.22 mi)	1.37 mi	28439+137	9019-15	9019-15	27874	10014	10014

10014

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