Katherine Brennan

Bib: 47421 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 11%

Gender (Female)

#0 / 26115

Top 4%

Division (F18-39)

#0 / 14744

Top 5%

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

7:13/mi

22:24

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

7:18/mi

45:04

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

7:29/mi

1:08:18

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

7:21/mi

1:31:06

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

7:41/mi

1:36:15

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

7:31/mi

1:54:32

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

7:45/mi

2:18:34

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

7:58/mi

2:43:19

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

8:00/mi

3:08:09

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

7:36/mi

3:18:30

↑ 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

1:36:157:21 /mi⚡ faster

2nd Half

1:42:157:48 /mi+6.2%

Positive split — 6.2% slower in the second half

AI Race Performance Report

Katherine'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	22:24	7:13	3.11 mi	22:24	7:13	-
10K	45:04	7:16	3.10 mi	22:40	7:18	+0:05
15K	1:08:18	7:20	3.11 mi	23:14	7:29	+0:11
20K	1:31:06	7:20	3.11 mi	22:48	7:21	-0:08
Half(13.10 mi)	1:36:15	7:21	0.67 mi	5:09	7:41	+0:20
25K	1:54:32	7:23	2.43 mi	18:17	7:31	-0:10
30K	2:18:34	7:27	3.11 mi	24:02	7:45	+0:14
35K	2:43:19	7:31	3.11 mi	24:45	7:58	+0:13
40K	3:08:09	7:35	3.10 mi	24:50	8:00	+0:02
Finish(26.22 mi)	3:18:30	7:35	1.37 mi	10:21	7:36	-0:24

Trend:

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:13 /mi

Average Pace

7:35 /mi

Slowest Pace

8:00 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:28:55

75% of race

Time at Steady Pace

49:35

25% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:34 /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	6944	942	942	7086	1007	1007
10K	3.10 mi	6962-18	952-10	952-10	7013	956	956
15K	3.11 mi	6965-3	955-3	955-3	7086	1007	1007
20K	3.11 mi	6993-28	971-16	971-16	7247	1067	1067
Half(13.10 mi)	0.67 mi	7025-32	992-21	992-21	8228	1357	1357
25K	2.43 mi	7045-20	1009-17	1009-17	7470	1178	1178
30K	3.11 mi	7013+32	1036-27	1036-27	7372	1238	1238
35K	3.11 mi	6939+74	1061-25	1061-25	7383	1451	1451
40K	3.10 mi	6815+124	1084-23	1084-23	6984	1494	1494
Finish(26.22 mi)	1.37 mi	6658+157	1067+17	1067+17	5258	972	972

972

Passing Analysis

No position changes recorded for this athlete.

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Public Race Data

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Race managed by

London Marathon Events

Race timed by

Mika Timing