Jacquie Birch

Bib: 18717 F GB

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Gender (Female)

#0 / 26115

Masters (Masters Women)

#0 / 11371

Division (F50-54)

#0 / 2342

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

13:45/mi

42:43

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

16:14/mi

1:33:09

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

17:13/mi

2:26:37

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

18:59/mi

3:25:35

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

17:13/mi

3:37:08

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

18:11/mi

4:21:25

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

18:56/mi

5:20:13

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

21:40/mi

6:27:30

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

19:03/mi

7:26:39

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

18:55/mi

7:52:26

↑ 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

3:37:0816:35 /mi⚡ faster

2nd Half

4:15:1819:28 /mi+17.6%

Positive split — 17.6% slower in the second half

AI Race Performance Report

Jacquie'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	42:43	13:45	3.11 mi	42:43	13:45	-
10K	1:33:09	15:00	3.10 mi	50:26	16:14	+2:29
15K	2:26:37	15:44	3.11 mi	53:28	17:13	+0:59
20K	3:25:35	16:33	3.11 mi	58:58	18:59	+1:46
Half(13.10 mi)	3:37:08	16:35	0.67 mi	11:33	17:13	-1:46
25K	4:21:25	16:50	2.43 mi	44:17	18:11	+0:58
30K	5:20:13	17:11	3.11 mi	58:48	18:56	+0:45
35K	6:27:30	17:50	3.11 mi	1:07:17	21:40	+2:44
40K	7:26:39	17:59	3.10 mi	59:09	19:03	-2:37
Finish(26.22 mi)	7:52:26	18:02	1.37 mi	25:47	18:55	-0:08

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

13:45 /mi

Average Pace

18:02 /mi

Slowest Pace

21:40 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:38:10

33% of race

Time at Steady Pace

4:06:59

52% of race

Time at Slower Pace

1:07:17

14% of race

Average Pace: 18:01 /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	58314	25006	25006	59240	25717	25717
10K	3.10 mi	58966-652	25510-504	25510-504	59261	25725	25725
15K	3.11 mi	59141-175	25630-120	25630-120	59240	25717	25717
20K	3.11 mi	59303-162	25752-122	25752-122	59441	25867	25867
Half(13.10 mi)	0.67 mi	59287+16	25745+7	25745+7	58545	25305	25305
25K	2.43 mi	59231+56	25700+45	25700+45	58276	25050	25050
30K	3.11 mi	59228+3	25702-2	25702-2	58777	25468	25468
35K	3.11 mi	59359-131	25807-105	25807-105	59473	25932	25932
40K	3.10 mi	59349+10	25803+4	25803+4	58902	25572	25572
Finish(26.22 mi)	1.37 mi	59350-1	25801+2	25801+2	59001	25671	25671

25671

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