Jemma Uglow

Bib: 14888 F GB

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Top 37%

Gender (Female)

#0 / 26115

Top 25%

Masters (Masters Women)

#0 / 11371

Top 23%

Division (F40-44)

#0 / 3355

Top 29%

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

8:44/mi

27:07

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:06/mi

55:21

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:23/mi

1:24:30

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:04/mi

1:52:39

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:15/mi

1:58:51

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

9:55/mi

2:22:58

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

9:50/mi

2:53:31

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

9:47/mi

3:23:53

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:14/mi

3:52:32

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

9:43/mi

4:05:46

↑ 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

1:58:519:05 /mi⚡ faster

2nd Half

2:06:559:41 /mi+6.8%

Positive split — 6.8% slower in the second half

AI Race Performance Report

Jemma'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	27:07	8:44	3.11 mi	27:07	8:44	-
10K	55:21	8:55	3.10 mi	28:14	9:06	+0:22
15K	1:24:30	9:04	3.11 mi	29:09	9:23	+0:17
20K	1:52:39	9:04	3.11 mi	28:09	9:04	-0:19
Half(13.10 mi)	1:58:51	9:05	0.67 mi	6:12	9:15	+0:11
25K	2:22:58	9:13	2.43 mi	24:07	9:55	+0:40
30K	2:53:31	9:19	3.11 mi	30:33	9:50	-0:05
35K	3:23:53	9:23	3.11 mi	30:22	9:47	-0:03
40K	3:52:32	9:22	3.10 mi	28:39	9:14	-0:33
Finish(26.22 mi)	4:05:46	9:23	1.37 mi	13:14	9:43	+0:29

Trend:

Faster pace

Steady pace

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More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:44 /mi

Average Pace

9:23 /mi

Slowest Pace

9:55 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:27:30

60% of race

Time at Steady Pace

1:38:16

40% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:22 /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	F40-44	Seg. Overall	Seg. Females	Seg. F40-44
5K	3.11 mi	22829	6170	6170	26391	7399	7399
10K	3.10 mi	24199-1370	6691-521	6691-521	25821	7282	7282
15K	3.11 mi	24821-622	6861-170	6861-170	26391	7399	7399
20K	3.11 mi	24572+249	6761+100	6761+100	24464	6758	6758
Half(13.10 mi)	0.67 mi	24475+97	6740+21	6740+21	23501	6507	6507
25K	2.43 mi	25451-976	7162-422	7162-422	28625	8683	8683
30K	3.11 mi	25112+339	7141+21	7141+21	24340	7295	7295
35K	3.11 mi	23927+1185	6934+207	6934+207	20285	6187	6187
40K	3.10 mi	22407+1520	6566+368	6566+368	15267	4714	4714
Finish(26.22 mi)	1.37 mi	22216+191	6557+9	6557+9	20657	6863	6863

6863

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