Jennifer Ji

Bib: 33623 F GB

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

10:52/mi

33:44

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

10:48/mi

1:07:17

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

11:12/mi

1:42:03

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

11:08/mi

2:16:37

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

11:32/mi

2:24:21

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

12:31/mi

2:54:48

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

12:32/mi

3:33:44

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

12:59/mi

4:14:03

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

12:46/mi

4:53:40

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

12:35/mi

5:10:49

↑ 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

2:24:2111:02 /mi⚡ faster

2nd Half

2:46:2812:42 /mi+15.3%

Positive split — 15.3% slower in the second half

AI Race Performance Report

Jennifer'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	33:44	10:52	3.11 mi	33:44	10:52	-
10K	1:07:17	10:50	3.10 mi	33:33	10:48	-0:04
15K	1:42:03	10:57	3.11 mi	34:46	11:12	+0:24
20K	2:16:37	11:00	3.11 mi	34:34	11:08	-0:04
Half(13.10 mi)	2:24:21	11:02	0.67 mi	7:44	11:32	+0:24
25K	2:54:48	11:16	2.43 mi	30:27	12:31	+0:59
30K	3:33:44	11:28	3.11 mi	38:56	12:32	+0:01
35K	4:14:03	11:41	3.11 mi	40:19	12:59	+0:27
40K	4:53:40	11:49	3.10 mi	39:37	12:46	-0:13
Finish(26.22 mi)	5:10:49	11:52	1.37 mi	17:09	12:35	-0:11

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:48 /mi

Average Pace

11:52 /mi

Slowest Pace

12:59 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:24:21

46% of race

Time at Steady Pace

2:06:09

41% of race

Time at Slower Pace

40:19

13% of race

Average Pace: 11:51 /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	47121	17496	17496	43161	15269	15269
10K	3.10 mi	45396+1725	16472+1024	16472+1024	44010	15680	15680
15K	3.11 mi	44445+951	15922+550	15922+550	43161	15269	15269
20K	3.11 mi	43838+607	15664+258	15664+258	42675	15303	15303
Half(13.10 mi)	0.67 mi	43775+63	15650+14	15650+14	42899	15688	15688
25K	2.43 mi	44039-264	15909-259	15909-259	45338	17217	17217
30K	3.11 mi	43640+399	15848+61	15848+61	42005	15788	15788
35K	3.11 mi	43156+484	15824+24	15824+24	40687	15701	15701
40K	3.10 mi	42861+295	15827-3	15827-3	40753	16081	16081
Finish(26.22 mi)	1.37 mi	42885-24	15878-51	15878-51	43896	17549	17549

17549

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