Naomi Siebens

Bib: 23579 F BE

0:00

0:00

/ mi

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Overall

#0 / 59786

Gender (Female)

#0 / 26115

Top 49%

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

9:51/mi

30:34

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:57/mi

1:01:26

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

10:15/mi

1:33:14

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

10:27/mi

2:05:41

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:56/mi

2:13:01

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

11:18/mi

2:40:31

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

12:30/mi

3:19:21

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

12:13/mi

3:57:18

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

11:43/mi

4:33:40

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

11:37/mi

4:49:30

↑ 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

2:13:0110:10 /mi⚡ faster

2nd Half

2:36:2911:56 /mi+17.6%

Positive split — 17.6% slower in the second half

AI Race Performance Report

Naomi'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	30:34	9:51	3.11 mi	30:34	9:51	-
10K	1:01:26	9:54	3.10 mi	30:52	9:57	+0:06
15K	1:33:14	10:01	3.11 mi	31:48	10:15	+0:18
20K	2:05:41	10:07	3.11 mi	32:27	10:27	+0:12
Half(13.10 mi)	2:13:01	10:10	0.67 mi	7:20	10:56	+0:29
25K	2:40:31	10:20	2.43 mi	27:30	11:18	+0:22
30K	3:19:21	10:42	3.11 mi	38:50	12:30	+1:12
35K	3:57:18	10:55	3.11 mi	37:57	12:13	-0:17
40K	4:33:40	11:01	3.10 mi	36:22	11:43	-0:30
Finish(26.22 mi)	4:49:30	11:03	1.37 mi	15:50	11:37	-0:06

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:51 /mi

Average Pace

11:03 /mi

Slowest Pace

12:30 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:05:41

43% of race

Time at Steady Pace

1:27:02

30% of race

Time at Slower Pace

1:16:47

27% of race

Average Pace: 11:02 /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	36999	11891	11891	34949	11002	11002
10K	3.10 mi	36297+702	11555+336	11555+336	35832	11371	11371
15K	3.11 mi	35719+578	11298+257	11298+257	34949	11002	11002
20K	3.11 mi	36037-318	11545-247	11545-247	37436	12503	12503
Half(13.10 mi)	0.67 mi	36138-101	11612-67	11612-67	38526	13261	13261
25K	2.43 mi	36656-518	12018-406	12018-406	38898	13677	13677
30K	3.11 mi	37762-1106	12739-721	12739-721	41827	15694	15694
35K	3.11 mi	37502+260	12839-100	12839-100	36151	13442	13442
40K	3.10 mi	36873+629	12727+112	12727+112	33310	12550	12550
Finish(26.22 mi)	1.37 mi	36781+92	12755-28	12755-28	36744	14128	14128

14128

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