Zheng Bu

Bib: 47661 M US

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Top 20%

Gender (Male)

#0 / 33594

Top 27%

Masters (Masters Men)

#0 / 16876

Top 24%

Division (M50-54)

#0 / 3474

Top 22%

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

8:13/mi

25:29

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:15/mi

51:05

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:28/mi

1:17:21

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:07/mi

1:42:31

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:23/mi

1:48:08

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

8:10/mi

2:08:00

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

8:20/mi

2:33:51

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

8:24/mi

2:59:54

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

8:24/mi

3:25:57

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

8:03/mi

3:36:55

↑ 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

1:48:088:16 /mi⚖️ balanced

2nd Half

1:48:478:18 /mi⚖️ balanced

Even split — consistent pacing between halves

AI Race Performance Report

Zheng'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	25:29	8:13	3.11 mi	25:29	8:13	-
10K	51:05	8:14	3.10 mi	25:36	8:15	+0:02
15K	1:17:21	8:18	3.11 mi	26:16	8:28	+0:13
20K	1:42:31	8:15	3.11 mi	25:10	8:07	-0:21
Half(13.10 mi)	1:48:08	8:16	0.67 mi	5:37	8:23	+0:16
25K	2:08:00	8:15	2.43 mi	19:52	8:10	-0:13
30K	2:33:51	8:16	3.11 mi	25:51	8:20	+0:10
35K	2:59:54	8:17	3.11 mi	26:03	8:24	+0:04
40K	3:25:57	8:18	3.10 mi	26:03	8:24	0:00
Finish(26.22 mi)	3:36:55	8:17	1.37 mi	10:58	8:03	-0:21

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:03 /mi

Average Pace

8:17 /mi

Slowest Pace

8:28 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:10:39

88% of race

Time at Steady Pace

26:16

12% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:16 /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	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
5K	3.11 mi	16412	12392	12392	15818	12015	12015
10K	3.10 mi	16100+312	12165+227	12165+227	15802	11955	11955
15K	3.11 mi	15947+153	12060+105	12060+105	15818	12015	12015
20K	3.11 mi	15430+517	11723+337	11723+337	14117	10855	10855
Half(13.10 mi)	0.67 mi	15351+79	11668+55	11668+55	14338	10946	10946
25K	2.43 mi	14833+518	11293+375	11293+375	12803	9871	9871
30K	3.11 mi	14023+810	10711+582	10711+582	11729	9037	9037
35K	3.11 mi	13053+970	9951+760	9951+760	10065	7720	7720
40K	3.10 mi	12211+842	9260+691	9260+691	9319	6970	6970
Finish(26.22 mi)	1.37 mi	11843+368	8981+279	8981+279	7863	5965	5965

5965

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