Sienna Johnson

Bib: 37055 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

11:43/mi

36:22

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

11:47/mi

1:12:56

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

14:02/mi

1:56:29

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

12:43/mi

2:35:59

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

12:46/mi

2:44:33

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

13:14/mi

3:16:45

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

14:34/mi

4:01:58

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

17:39/mi

4:56:48

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

15:02/mi

5:43:30

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

11:53/mi

5:59:42

↑ 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

2:44:3312:34 /mi⚡ faster

2nd Half

3:15:0914:53 /mi+18.6%

Positive split — 18.6% slower in the second half

AI Race Performance Report

Sienna'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	36:22	11:43	3.11 mi	36:22	11:43	-
10K	1:12:56	11:45	3.10 mi	36:34	11:47	+0:04
15K	1:56:29	12:30	3.11 mi	43:33	14:02	+2:15
20K	2:35:59	12:34	3.11 mi	39:30	12:43	-1:19
Half(13.10 mi)	2:44:33	12:34	0.67 mi	8:34	12:46	+0:03
25K	3:16:45	12:40	2.43 mi	32:12	13:14	+0:28
30K	4:01:58	12:59	3.11 mi	45:13	14:34	+1:20
35K	4:56:48	13:39	3.11 mi	54:50	17:39	+3:05
40K	5:43:30	13:50	3.10 mi	46:42	15:02	-2:37
Finish(26.22 mi)	5:59:42	13:44	1.37 mi	16:12	11:53	-3:09

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:43 /mi

Average Pace

13:44 /mi

Slowest Pace

17:39 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:29:08

25% of race

Time at Steady Pace

2:03:49

34% of race

Time at Slower Pace

2:26:45

41% of race

Average Pace: 13:43 /mi

Loading chart...

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	52782	21062	21062	55738	23220	23220
10K	3.10 mi	51720+1062	20388+674	20388+674	50802	19832	19832
15K	3.11 mi	53484-1764	21605-1217	21605-1217	55738	23220	23220
20K	3.11 mi	52801+683	21223+382	21223+382	50842	20155	20155
Half(13.10 mi)	0.67 mi	52640+161	21140+83	21140+83	49438	19542	19542
25K	2.43 mi	51879+761	20703+437	20703+437	48498	19056	19056
30K	3.11 mi	51776+103	20718-15	20718-15	51211	20880	20880
35K	3.11 mi	53055-1279	21627-909	21627-909	57184	24580	24580
40K	3.10 mi	53176-121	21772-145	21772-145	52667	22163	22163
Finish(26.22 mi)	1.37 mi	52715+461	21503+269	21503+269	38855	15125	15125

15125

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