Catriona Grew

Bib: 58670 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Gender (Female)

#0 / 26115

Top 39%

Division (F18-39)

#0 / 14744

Top 41%

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

9:40/mi

29:59

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:48/mi

1:00:25

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

10:08/mi

1:31:53

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:44/mi

2:02:06

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

10:10/mi

2:08:55

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

10:13/mi

2:33:47

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

11:12/mi

3:08:32

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

11:31/mi

3:44:17

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

11:05/mi

4:18:43

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:35/mi

4:33:09

↑ 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

2:08:559:51 /mi⚡ faster

2nd Half

2:24:1411:00 /mi+11.9%

Positive split — 11.9% slower in the second half

AI Race Performance Report

Catriona's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	29:59	9:40	3.11 mi	29:59	9:40	-
10K	1:00:25	9:44	3.10 mi	30:26	9:48	+0:08
15K	1:31:53	9:52	3.11 mi	31:28	10:08	+0:20
20K	2:02:06	9:50	3.11 mi	30:13	9:44	-0:24
Half(13.10 mi)	2:08:55	9:51	0.67 mi	6:49	10:10	+0:26
25K	2:33:47	9:54	2.43 mi	24:52	10:13	+0:03
30K	3:08:32	10:07	3.11 mi	34:45	11:12	+0:59
35K	3:44:17	10:19	3.11 mi	35:45	11:31	+0:19
40K	4:18:43	10:25	3.10 mi	34:26	11:05	-0:26
Finish(26.22 mi)	4:33:09	10:26	1.37 mi	14:26	10:35	-0:30

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:40 /mi

Average Pace

10:26 /mi

Slowest Pace

11:31 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:48:13

62% of race

Time at Steady Pace

1:09:11

25% of race

Time at Slower Pace

35:45

13% of race

Average Pace: 10:25 /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	34966	10889	10889	33997	10545	10545
10K	3.10 mi	34653+313	10766+123	10766+123	34498	10750	10750
15K	3.11 mi	34309+344	10636+130	10636+130	33997	10545	10545
20K	3.11 mi	33358+951	10281+355	10281+355	31077	9430	9430
Half(13.10 mi)	0.67 mi	33244+114	10265+16	10265+16	31972	9985	9985
25K	2.43 mi	32696+548	10133+132	10133+132	30987	9756	9756
30K	3.11 mi	32692+4	10308-175	10308-175	33929	11651	11651
35K	3.11 mi	32327+365	10415-107	10415-107	31663	11293	11293
40K	3.10 mi	31702+625	10363+52	10363+52	28560	10348	10348
Finish(26.22 mi)	1.37 mi	31413+289	10311+52	10311+52	27944	10037	10037

10037

Passing Analysis

Category:

▲Net Change

0 passed by0 passed

Segment	Movement	Rank
Start → 5K	-	#34966
5K → 10K	499812+313	#34966 → #34653
10K → 15K	316660+344	#34653 → #34309
15K → 20K	761027+951	#34309 → #33358
20K → Half	50164+114	#33358 → #33244
Half → 25K	157705+548	#33244 → #32696
25K → 30K	610614+4	#32696 → #32692
30K → 35K	463828+365	#32692 → #32327
35K → 40K	228853+625	#32327 → #31702
40K → Finish	73362+289	#31702 → #31413
TOTALS	24726025+3553	#34966 → #31413

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