Jiandong Yi

Bib: 10436 M CN

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Top 24%

Gender (Male)

#0 / 33594

Top 32%

Masters (Masters Men)

#0 / 16876

Top 29%

Division (M55-59)

#0 / 2251

Top 21%

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

7:40/mi

23:47

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

7:54/mi

48:17

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:11/mi

1:13:42

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:07/mi

1:38:54

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:20/mi

1:44:29

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:18/mi

2:04:40

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

9:11/mi

2:33:11

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

9:55/mi

3:03:57

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:24/mi

3:33:09

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

8:22/mi

3:44:33

↑ 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

1:44:297:59 /mi⚡ faster

2nd Half

2:00:049:10 /mi+14.9%

Positive split — 14.9% slower in the second half

AI Race Performance Report

Jiandong'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	23:47	7:40	3.11 mi	23:47	7:40	-
10K	48:17	7:47	3.10 mi	24:30	7:54	+0:14
15K	1:13:42	7:55	3.11 mi	25:25	8:11	+0:17
20K	1:38:54	7:58	3.11 mi	25:12	8:07	-0:04
Half(13.10 mi)	1:44:29	7:59	0.67 mi	5:35	8:20	+0:13
25K	2:04:40	8:02	2.43 mi	20:11	8:18	-0:02
30K	2:33:11	8:14	3.11 mi	28:31	9:11	+0:53
35K	3:03:57	8:28	3.11 mi	30:46	9:55	+0:44
40K	3:33:09	8:35	3.10 mi	29:12	9:24	-0:31
Finish(26.22 mi)	3:44:33	8:35	1.37 mi	11:24	8:22	-1:02

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:40 /mi

Average Pace

8:34 /mi

Slowest Pace

9:55 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

48:17

22% of race

Time at Steady Pace

1:27:47

39% of race

Time at Slower Pace

1:28:29

39% of race

Average Pace: 8:34 /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	Males	M55-59	Seg. Overall	Seg. Males	Seg. M55-59
5K	3.11 mi	10350	8316	8316	13005	10112	10112
10K	3.10 mi	10901-551	8676-360	8676-360	11628	9130	9130
15K	3.11 mi	11437-536	9017-341	9017-341	13005	10112	10112
20K	3.11 mi	12096-659	9438-421	9438-421	14217	10932	10932
Half(13.10 mi)	0.67 mi	12188-92	9503-65	9503-65	13917	10678	10678
25K	2.43 mi	12499-311	9710-207	9710-207	13978	10646	10646
30K	3.11 mi	13661-1162	10463-753	10463-753	18882	13637	13637
35K	3.11 mi	14768-1107	11073-610	11073-610	21153	14602	14602
40K	3.10 mi	14752+16	10914+159	10914+159	16573	11356	11356
Finish(26.22 mi)	1.37 mi	14332+420	10598+316	10598+316	10003	7317	7317

7317

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