Ceri Stafford

Bib: 37522 F GB

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Gender (Female)

#0 / 26115

Masters (Masters Women)

#0 / 11371

Division (F45-49)

#0 / 2995

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

11:42/mi

36:19

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

11:44/mi

1:12:44

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

12:19/mi

1:50:58

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

12:00/mi

2:28:13

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

12:27/mi

2:36:34

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

12:43/mi

3:07:31

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

14:34/mi

3:52:44

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

13:00/mi

4:33:05

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

12:39/mi

5:12:21

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

12:31/mi

5:29:25

↑ 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

2:36:3411:58 /mi⚡ faster

2nd Half

2:52:5113:11 /mi+10.4%

Positive split — 10.4% slower in the second half

AI Race Performance Report

Ceri'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	36:19	11:42	3.11 mi	36:19	11:42	-
10K	1:12:44	11:43	3.10 mi	36:25	11:44	+0:02
15K	1:50:58	11:55	3.11 mi	38:14	12:19	+0:35
20K	2:28:13	11:56	3.11 mi	37:15	12:00	-0:19
Half(13.10 mi)	2:36:34	11:58	0.67 mi	8:21	12:27	+0:27
25K	3:07:31	12:05	2.43 mi	30:57	12:43	+0:16
30K	3:52:44	12:30	3.11 mi	45:13	14:34	+1:51
35K	4:33:05	12:34	3.11 mi	40:21	13:00	-1:34
40K	5:12:21	12:35	3.10 mi	39:16	12:39	-0:21
Finish(26.22 mi)	5:29:25	12:35	1.37 mi	17:04	12:31	-0:08

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:42 /mi

Average Pace

12:34 /mi

Slowest Pace

14:34 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:49:59

33% of race

Time at Steady Pace

2:13:52

41% of race

Time at Slower Pace

1:25:34

26% of race

Average Pace: 12:34 /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	F45-49	Seg. Overall	Seg. Females	Seg. F45-49
5K	3.11 mi	52694	20997	20997	49978	19378	19378
10K	3.10 mi	51558+1136	20276+721	20276+721	50522	19651	19651
15K	3.11 mi	50932+626	19906+370	19906+370	49978	19378	19378
20K	3.11 mi	49956+976	19356+550	19356+550	47725	18208	18208
Half(13.10 mi)	0.67 mi	49825+131	19298+58	19298+58	47924	18615	18615
25K	2.43 mi	49089+736	18909+389	18909+389	46301	17766	17766
30K	3.11 mi	49512-423	19271-362	19271-362	51205	20874	20874
35K	3.11 mi	48320+1192	18713+558	18713+558	40764	15744	15744
40K	3.10 mi	47385+935	18294+419	18294+419	39998	15748	15748
Finish(26.22 mi)	1.37 mi	47188+197	18224+70	18224+70	43479	17348	17348

17348

Passing Analysis

Category:

▲Net Change

0 passed by0* passed

Segment	Movement	Rank
Start → 5K	-	#52694
5K → 10K	1871323*+1136	#52694 → #51558
10K → 15K	200826*+626	#51558 → #50932
15K → 20K	1071083*+976	#50932 → #49956
20K → Half	46177+131	#49956 → #49825
Half → 25K	92828*+736	#49825 → #49089
25K → 30K	719296-423	#49089 → #49512
30K → 35K	251217*+1192	#49512 → #48320
35K → 40K	43978*+935	#48320 → #47385
40K → Finish	62259*+197	#47385 → #47188
TOTALS	14816987*+5506	#52694 → #47188

* Includes athletes who did not complete a segment (DNF/DNQ).

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