Natascha Struijker Boudier

Bib: 16381 F NL

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Top 40%

Gender (Female)

#0 / 26115

Top 28%

Masters (Masters Women)

#0 / 11371

Top 26%

Division (F50-54)

#0 / 2342

Top 26%

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

8:55/mi

27:41

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:55/mi

55:22

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:24/mi

1:24:34

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:15/mi

1:53:17

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:30/mi

1:59:39

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

9:41/mi

2:23:12

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

10:04/mi

2:54:28

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

10:19/mi

3:26:30

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

10:29/mi

3:59:04

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

9:31/mi

4:12:02

↑ 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

1:59:399:09 /mi⚡ faster

2nd Half

2:12:2310:06 /mi+10.6%

Positive split — 10.6% slower in the second half

AI Race Performance Report

Natascha'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	27:41	8:55	3.11 mi	27:41	8:55	-
10K	55:22	8:55	3.10 mi	27:41	8:55	0:00
15K	1:24:34	9:05	3.11 mi	29:12	9:24	+0:29
20K	1:53:17	9:07	3.11 mi	28:43	9:15	-0:09
Half(13.10 mi)	1:59:39	9:09	0.67 mi	6:22	9:30	+0:15
25K	2:23:12	9:14	2.43 mi	23:33	9:41	+0:11
30K	2:54:28	9:22	3.11 mi	31:16	10:04	+0:23
35K	3:26:30	9:30	3.11 mi	32:02	10:19	+0:15
40K	3:59:04	9:38	3.10 mi	32:34	10:29	+0:10
Finish(26.22 mi)	4:12:02	9:38	1.37 mi	12:58	9:31	-0:58

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:55 /mi

Average Pace

9:37 /mi

Slowest Pace

10:29 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:36:10

62% of race

Time at Steady Pace

1:35:52

38% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:37 /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	25498	7142	7142	26614	7494	7494
10K	3.10 mi	24240+1258	6705+437	6705+437	23322	6392	6392
15K	3.11 mi	24914-674	6893-188	6893-188	26614	7494	7494
20K	3.11 mi	25312-398	7057-164	7057-164	26608	7570	7570
Half(13.10 mi)	0.67 mi	25316-4	7076-19	7076-19	26106	7473	7473
25K	2.43 mi	25628-312	7224-148	7224-148	26863	7939	7939
30K	3.11 mi	25647-19	7355-131	7355-131	25997	7987	7987
35K	3.11 mi	25019+628	7326+29	7326+29	23888	7679	7679
40K	3.10 mi	24627+392	7402-76	7402-76	24231	8377	8377
Finish(26.22 mi)	1.37 mi	24171+456	7305+97	7305+97	19094	6227	6227

6227

Passing Analysis

Category:

▲Net Change

0 passed by0 passed

Segment	Movement	Rank
Start → 5K	-	#25498
5K → 10K	1831441+1258	#25498 → #24240
10K → 15K	956282-674	#24240 → #24914
15K → 20K	716318-398	#24914 → #25312
20K → Half	112108-4	#25312 → #25316
Half → 25K	654342-312	#25316 → #25628
25K → 30K	606587-19	#25628 → #25647
30K → 35K	272900+628	#25647 → #25019
35K → 40K	280672+392	#25019 → #24627
40K → Finish	13469+456	#24627 → #24171
TOTALS	37925119+1327	#25498 → #24171

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

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