Isabelle Thomassen

Bib: 44399 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Top 18%

Gender (Female)

#0 / 26115

Top 9%

Division (F18-39)

#0 / 14744

Top 11%

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

7:35/mi

23:31

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

7:45/mi

47:33

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:18/mi

1:13:18

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:04/mi

1:38:19

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:17/mi

1:43:52

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

7:58/mi

2:03:15

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

8:18/mi

2:29:00

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

8:24/mi

2:55:03

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

8:20/mi

3:20:54

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

8:28/mi

3:32:26

↑ 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

1:43:527:56 /mi⚡ faster

2nd Half

1:48:348:17 /mi+4.5%

Positive split — 4.5% slower in the second half

AI Race Performance Report

Isabelle'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	23:31	7:35	3.11 mi	23:31	7:35	-
10K	47:33	7:40	3.10 mi	24:02	7:45	+0:10
15K	1:13:18	7:52	3.11 mi	25:45	8:18	+0:33
20K	1:38:19	7:55	3.11 mi	25:01	8:04	-0:14
Half(13.10 mi)	1:43:52	7:56	0.67 mi	5:33	8:17	+0:13
25K	2:03:15	7:57	2.43 mi	19:23	7:58	-0:19
30K	2:29:00	8:00	3.11 mi	25:45	8:18	+0:20
35K	2:55:03	8:03	3.11 mi	26:03	8:24	+0:06
40K	3:20:54	8:05	3.10 mi	25:51	8:20	-0:04
Finish(26.22 mi)	3:32:26	8:07	1.37 mi	11:32	8:28	+0:08

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:35 /mi

Average Pace

8:06 /mi

Slowest Pace

8:28 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:54:51

82% of race

Time at Steady Pace

37:35

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:06 /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	9582	1781	1781	14247	3275	3275
10K	3.10 mi	9872-290	1867-86	1867-86	10243	2004	2004
15K	3.11 mi	11048-1176	2281-414	2281-414	14247	3275	3275
20K	3.11 mi	11561-513	2468-187	2468-187	13636	3090	3090
Half(13.10 mi)	0.67 mi	11646-85	2495-27	2495-27	13537	3077	3077
25K	2.43 mi	11465+181	2464+31	2464+31	10913	2322	2322
30K	3.11 mi	11340+125	2444+20	2444+20	11512	2607	2607
35K	3.11 mi	11030+310	2417+27	2417+27	10077	2344	2344
40K	3.10 mi	10535+495	2347+70	2347+70	8920	2192	2192
Finish(26.22 mi)	1.37 mi	10480+55	2368-21	2368-21	10709	2953	2953

2953

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