Zhisong Ji

Bib: 23138 F US

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Top 49%

Gender (Female)

#0 / 26115

Top 36%

Masters (Masters Women)

#0 / 11371

Top 34%

Division (F55-59)

#0 / 1484

Top 27%

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

9:55/mi

30:47

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:39/mi

1:00:45

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:52/mi

1:31:24

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:36/mi

2:01:11

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:33/mi

2:07:35

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:13/mi

2:32:27

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

10:30/mi

3:05:03

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

10:47/mi

3:38:33

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

11:09/mi

4:13:11

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:28/mi

4:27:27

↑ 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

2:07:359:45 /mi⚡ faster

2nd Half

2:19:5210:40 /mi+9.6%

Positive split — 9.6% slower in the second half

AI Race Performance Report

Zhisong'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	30:47	9:55	3.11 mi	30:47	9:55	-
10K	1:00:45	9:47	3.10 mi	29:58	9:39	-0:16
15K	1:31:24	9:49	3.11 mi	30:39	9:52	+0:13
20K	2:01:11	9:46	3.11 mi	29:47	9:36	-0:16
Half(13.10 mi)	2:07:35	9:45	0.67 mi	6:24	9:33	-0:03
25K	2:32:27	9:49	2.43 mi	24:52	10:13	+0:40
30K	3:05:03	9:56	3.11 mi	32:36	10:30	+0:17
35K	3:38:33	10:03	3.11 mi	33:30	10:47	+0:17
40K	4:13:11	10:12	3.10 mi	34:38	11:09	+0:22
Finish(26.22 mi)	4:27:27	10:13	1.37 mi	14:16	10:28	-0:41

Trend:

Faster pace

Steady pace

Slower pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:33 /mi

Average Pace

10:12 /mi

Slowest Pace

11:09 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:19:19

75% of race

Time at Steady Pace

1:08:08

25% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:12 /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	F55-59	Seg. Overall	Seg. Females	Seg. F55-59
5K	3.11 mi	37720	12254	12254	31524	9447	9447
10K	3.10 mi	35189+2531	11015+1239	11015+1239	33044	10084	10084
15K	3.11 mi	33838+1351	10418+597	10418+597	31524	9447	9447
20K	3.11 mi	32643+1195	9980+438	9980+438	29852	8877	8877
Half(13.10 mi)	0.67 mi	32210+433	9809+171	9809+171	26592	7677	7677
25K	2.43 mi	31840+370	9764+45	9764+45	30978	9747	9747
30K	3.11 mi	30994+846	9561+203	9561+203	29088	9348	9348
35K	3.11 mi	29941+1053	9354+207	9354+207	26871	9021	9021
40K	3.10 mi	29651+290	9455-101	9455-101	29017	10547	10547
Finish(26.22 mi)	1.37 mi	29430+221	9445+10	9445+10	26923	9557	9557

9557

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