Clare Duffield

Bib: 77351 F GB

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 59786

Gender (Female)

#0 / 26115

Masters (Masters Women)

#0 / 11371

Division (F60-64)

#0 / 772

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

10:43/mi

33:16

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

11:27/mi

1:08:49

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

11:41/mi

1:45:06

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

11:23/mi

2:20:27

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

11:48/mi

2:28:22

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

11:54/mi

2:57:21

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

12:27/mi

3:35:59

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

12:46/mi

4:15:38

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

12:55/mi

4:55:43

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

13:06/mi

5:13:34

↑ 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

2:28:2211:20 /mi⚡ faster

2nd Half

2:45:1212:36 /mi+11.3%

Positive split — 11.3% slower in the second half

AI Race Performance Report

Clare'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	33:16	10:43	3.11 mi	33:16	10:43	-
10K	1:08:49	11:05	3.10 mi	35:33	11:27	+0:44
15K	1:45:06	11:17	3.11 mi	36:17	11:41	+0:14
20K	2:20:27	11:19	3.11 mi	35:21	11:23	-0:18
Half(13.10 mi)	2:28:22	11:20	0.67 mi	7:55	11:48	+0:25
25K	2:57:21	11:26	2.43 mi	28:59	11:54	+0:06
30K	3:35:59	11:36	3.11 mi	38:38	12:27	+0:33
35K	4:15:38	11:46	3.11 mi	39:39	12:46	+0:19
40K	4:55:43	11:54	3.10 mi	40:05	12:55	+0:09
Finish(26.22 mi)	5:13:34	11:59	1.37 mi	17:51	13:06	+0:11

Trend:

Faster pace

Steady pace

Slower pace

More below

See the rest of Clare'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

10:43 /mi

Average Pace

11:58 /mi

Slowest Pace

13:06 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:44:10

33% of race

Time at Steady Pace

1:13:11

23% of race

Time at Slower Pace

2:16:13

43% of race

Average Pace: 11:58 /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	F60-64	Seg. Overall	Seg. Females	Seg. F60-64
5K	3.11 mi	45781	16683	16683	46568	17255	17255
10K	3.10 mi	47427-1646	17676-993	17676-993	48817	18546	18546
15K	3.11 mi	46986+441	17430+246	17430+246	46568	17255	17255
20K	3.11 mi	46152+834	17033+397	17033+397	44350	16247	16247
Half(13.10 mi)	0.67 mi	46051+101	17001+32	17001+32	44647	16681	16681
25K	2.43 mi	45270+781	16641+360	16641+360	42516	15626	15626
30K	3.11 mi	44471+799	16325+316	16325+316	41474	15531	15531
35K	3.11 mi	43648+823	16080+245	16080+245	39500	15111	15111
40K	3.10 mi	43440+208	16123-43	16123-43	41768	16555	16555
Finish(26.22 mi)	1.37 mi	43602-162	16272-149	16272-149	46975	19165	19165

19165

Passing Analysis

Category:

▲Net Change

0 passed by0 passed

Segment	Movement	Rank
Start → 5K	-	#45781
5K → 10K	2015369-1646	#45781 → #47427
10K → 15K	369810+441	#47427 → #46986
15K → 20K	1701004+834	#46986 → #46152
20K → Half	76177+101	#46152 → #46051
Half → 25K	158939+781	#46051 → #45270
25K → 30K	2011000+799	#45270 → #44471
30K → 35K	156979+823	#44471 → #43648
35K → 40K	273481+208	#43648 → #43440
40K → Finish	283121-162	#43440 → #43602
TOTALS	37015880+2179	#45781 → #43602

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

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