Sapphire Mason-Brown

Bib: 25843 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

10:31/mi

32:40

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

10:23/mi

1:04:55

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

11:10/mi

1:39:36

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

11:14/mi

2:14:30

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

11:38/mi

2:22:18

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

13:53/mi

2:56:05

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

12:24/mi

3:34:34

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

13:08/mi

4:15:22

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

12:30/mi

4:54:10

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

11:58/mi

5:10:29

↑ 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

2:22:1810:52 /mi⚡ faster

2nd Half

2:48:1112:50 /mi+18.2%

Positive split — 18.2% slower in the second half

AI Race Performance Report

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	32:40	10:31	3.11 mi	32:40	10:31	-
10K	1:04:55	10:27	3.10 mi	32:15	10:23	-0:08
15K	1:39:36	10:42	3.11 mi	34:41	11:10	+0:47
20K	2:14:30	10:50	3.11 mi	34:54	11:14	+0:04
Half(13.10 mi)	2:22:18	10:52	0.67 mi	7:48	11:38	+0:24
25K	2:56:05	11:21	2.43 mi	33:47	13:53	+2:15
30K	3:34:34	11:31	3.11 mi	38:29	12:24	-1:29
35K	4:15:22	11:45	3.11 mi	40:48	13:08	+0:44
40K	4:54:10	11:51	3.10 mi	38:48	12:30	-0:38
Finish(26.22 mi)	5:10:29	11:52	1.37 mi	16:19	11:58	-0:32

Trend:

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Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:23 /mi

Average Pace

11:51 /mi

Slowest Pace

13:53 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:14:30

43% of race

Time at Steady Pace

1:02:36

20% of race

Time at Slower Pace

1:53:23

37% of race

Average Pace: 11:50 /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	43975	15633	15633	42960	15153	15153
10K	3.10 mi	41891+2084	14433+1200	14433+1200	40160	13546	13546
15K	3.11 mi	42184-293	14626-193	14626-193	42960	15153	15153
20K	3.11 mi	42437-253	14875-249	14875-249	43450	15741	15741
Half(13.10 mi)	0.67 mi	42469-32	14915-40	14915-40	43552	16051	16051
25K	2.43 mi	44683-2214	16298-1383	16298-1383	50778	20415	20415
30K	3.11 mi	43941+742	16026+272	16026+272	41178	15380	15380
35K	3.11 mi	43565+376	16034-8	16034-8	41539	16139	16139
40K	3.10 mi	42999+566	15894+140	15894+140	38944	15239	15239
Finish(26.22 mi)	1.37 mi	42814+185	15838+56	15838+56	39467	15395	15395

15395

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