Cressida Bird

Bib: 25225 F GB

0:00

0:00

/ mi

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Overall

#0 / 59786

Gender (Female)

#0 / 26115

Division (F18-39)

#0 / 14744

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

11:05/mi

34:23

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

11:37/mi

1:10:27

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

11:22/mi

1:45:44

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

12:33/mi

2:24:41

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

13:21/mi

2:33:38

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

11:46/mi

3:02:17

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

12:36/mi

3:41:25

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

13:11/mi

4:22:20

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

14:19/mi

5:06:47

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

12:40/mi

5:24:03

↑ 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

2:33:3811:44 /mi⚡ faster

2nd Half

2:50:2513:00 /mi+10.9%

Positive split — 10.9% slower in the second half

AI Race Performance Report

Cressida'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	34:23	11:05	3.11 mi	34:23	11:05	-
10K	1:10:27	11:21	3.10 mi	36:04	11:37	+0:32
15K	1:45:44	11:21	3.11 mi	35:17	11:22	-0:15
20K	2:24:41	11:39	3.11 mi	38:57	12:33	+1:11
Half(13.10 mi)	2:33:38	11:44	0.67 mi	8:57	13:21	+0:48
25K	3:02:17	11:45	2.43 mi	28:39	11:46	-1:35
30K	3:41:25	11:53	3.11 mi	39:08	12:36	+0:50
35K	4:22:20	12:04	3.11 mi	40:55	13:11	+0:35
40K	5:06:47	12:21	3.10 mi	44:27	14:19	+1:08
Finish(26.22 mi)	5:24:03	12:23	1.37 mi	17:16	12:40	-1:39

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:05 /mi

Average Pace

12:22 /mi

Slowest Pace

14:19 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:14:23

41% of race

Time at Steady Pace

1:35:21

29% of race

Time at Slower Pace

1:34:19

29% of race

Average Pace: 12:22 /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	48921	18607	18607	44392	15964	15964
10K	3.10 mi	49383-462	18878-271	18878-271	49868	19235	19235
15K	3.11 mi	47503+1880	17752+1126	17752+1126	44392	15964	15964
20K	3.11 mi	48418-915	18390-638	18390-638	50152	19704	19704
Half(13.10 mi)	0.67 mi	48619-201	18526-136	18526-136	51546	20819	20819
25K	2.43 mi	47293+1326	17837+689	17837+689	41788	15246	15246
30K	3.11 mi	46323+970	17414+423	17414+423	42356	15977	15977
35K	3.11 mi	45600+723	17155+259	17155+259	41756	16259	16259
40K	3.10 mi	46133-533	17587-432	17587-432	49737	20615	20615
Finish(26.22 mi)	1.37 mi	46002+131	17559+28	17559+28	44424	17829	17829

17829

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