Isabel Chedd

Bib: 11788 F GB

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 59786

Top 32%

Gender (Female)

#0 / 26115

Top 21%

Division (F18-39)

#0 / 14744

Top 22%

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

8:39/mi

26:50

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

8:44/mi

53:56

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

8:53/mi

1:21:31

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

8:44/mi

1:48:38

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

9:00/mi

1:54:40

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

9:02/mi

2:16:38

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

9:12/mi

2:45:10

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

9:27/mi

3:14:29

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

9:45/mi

3:44:46

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

9:25/mi

3:57:36

↑ 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

See every mile of your race

Claim this result to add your watch's GPX and unlock per-mile pace, heart rate, and grade — mile by mile on this timeline.

Works with Garmin, Apple Watch, Strava, COROS, Suunto & more.

The Course

Half Splits

1st Half· via Half

1:54:408:46 /mi⚡ faster

2nd Half

2:02:569:23 /mi+7.2%

Positive split — 7.2% slower in the second half

AI Race Performance Report

Isabel'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.

Free account · no payment

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	26:50	8:39	3.11 mi	26:50	8:39	-
10K	53:56	8:41	3.10 mi	27:06	8:44	+0:05
15K	1:21:31	8:45	3.11 mi	27:35	8:53	+0:09
20K	1:48:38	8:45	3.11 mi	27:07	8:44	-0:09
Half(13.10 mi)	1:54:40	8:46	0.67 mi	6:02	9:00	+0:16
25K	2:16:38	8:48	2.43 mi	21:58	9:02	+0:02
30K	2:45:10	8:52	3.11 mi	28:32	9:12	+0:10
35K	3:14:29	8:57	3.11 mi	29:19	9:27	+0:15
40K	3:44:46	9:03	3.10 mi	30:17	9:45	+0:18
Finish(26.22 mi)	3:57:36	9:05	1.37 mi	12:50	9:25	-0:20

Trend:

Faster pace

Steady pace

Slower pace

More below

See the rest of Isabel's race

Checkpoint splits, rankings, passing analysis and qualifying. One free sign-in reveals them here — and on every race you look up.

Checkpoints & Pacing

Pace Line

Fastest Pace

8:39 /mi

Average Pace

9:04 /mi

Slowest Pace

9:45 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:27:19

87% of race

Time at Steady Pace

30:17

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:04 /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	21600	5739	5739	20071	5197	5197
10K	3.10 mi	21163+437	5600+139	5600+139	20891	5540	5540
15K	3.11 mi	20711+452	5434+166	5434+166	20071	5197	5197
20K	3.11 mi	20540+171	5374+60	5374+60	20319	5329	5329
Half(13.10 mi)	0.67 mi	20496+44	5368+6	5368+6	20585	5478	5478
25K	2.43 mi	20417+79	5383-15	5383-15	20815	5688	5688
30K	3.11 mi	19956+461	5310+73	5310+73	18984	5260	5260
35K	3.11 mi	19365+591	5259+51	5259+51	17864	5228	5228
40K	3.10 mi	19276+89	5398-139	5398-139	19116	6184	6184
Finish(26.22 mi)	1.37 mi	19180+96	5420-22	5420-22	18301	5914	5914

5914

Passing Analysis

No position changes recorded for this athlete.

All Results

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

London Marathon Events

Race timed by

Mika Timing