Jess Mackay

Bib: 18195 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 (F50-54)

#0 / 2342

Top 23%

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

8:39/mi

26:51

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:51/mi

54:19

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:36/mi

1:24:08

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:13/mi

1:52:46

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:28/mi

1:59:07

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

9:28/mi

2:22:10

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

9:35/mi

2:51:55

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

10:02/mi

3:23:03

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:37/mi

3:52:54

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

9:10/mi

4:05:23

↑ 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

1:59:079:06 /mi⚡ faster

2nd Half

2:06:169:38 /mi+6.0%

Positive split — 6.0% slower in the second half

AI Race Performance Report

Jess'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	26:51	8:39	3.11 mi	26:51	8:39	-
10K	54:19	8:45	3.10 mi	27:28	8:51	+0:12
15K	1:24:08	9:02	3.11 mi	29:49	9:36	+0:45
20K	1:52:46	9:05	3.11 mi	28:38	9:13	-0:23
Half(13.10 mi)	1:59:07	9:06	0.67 mi	6:21	9:28	+0:15
25K	2:22:10	9:10	2.43 mi	23:03	9:28	0:00
30K	2:51:55	9:14	3.11 mi	29:45	9:35	+0:07
35K	3:23:03	9:21	3.11 mi	31:08	10:02	+0:27
40K	3:52:54	9:23	3.10 mi	29:51	9:37	-0:25
Finish(26.22 mi)	4:05:23	9:22	1.37 mi	12:29	9:10	-0:27

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:39 /mi

Average Pace

9:22 /mi

Slowest Pace

10:02 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:04:50

51% of race

Time at Steady Pace

2:00:33

49% 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	F50-54	Seg. Overall	Seg. Females	Seg. F50-54
5K	3.11 mi	21608	5747	5747	28947	8409	8409
10K	3.10 mi	21977-369	5882-135	5882-135	22358	6056	6056
15K	3.11 mi	24227-2250	6667-785	6667-785	28947	8409	8409
20K	3.11 mi	24686-459	6814-147	6814-147	26263	7437	7437
Half(13.10 mi)	0.67 mi	24731-45	6841-27	6841-27	25658	7309	7309
25K	2.43 mi	24761-30	6907-66	6907-66	25172	7258	7258
30K	3.11 mi	24111+650	6799+108	6799+108	22463	6558	6558
35K	3.11 mi	23562+549	6798+1	6798+1	21948	6846	6846
40K	3.10 mi	22527+1035	6609+189	6609+189	18102	5789	5789
Finish(26.22 mi)	1.37 mi	22079+448	6500+109	6500+109	16160	5125	5125

5125

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