Tracy Obrien

Bib: 55645 F IE

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 59786

Top 41%

Gender (Female)

#0 / 26115

Top 29%

Masters (Masters Women)

#0 / 11371

Top 26%

Division (F45-49)

#0 / 2995

Top 29%

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

9:07/mi

28:17

↑ 49 ft↓ 125 ft0.5% grade

54 ft elev

10K· 6.21 mi

9:03/mi

56:24

↑ 50 ft↓ 81 ft0.2% grade

24 ft elev

15K· 9.32 mi

9:28/mi

1:25:47

↑ 44 ft↓ 51 ft

18 ft elev

20K· 12.43 mi

9:12/mi

1:54:20

↑ 67 ft↓ 40 ft0.2% grade

45 ft elev

Half· 13.10 mi

8:58/mi

2:00:21

↓ 27 ft0.6% grade

25 ft elev

25K· 15.53 mi

9:16/mi

2:22:54

↑ 50 ft↓ 63 ft0.1% grade

12 ft elev

30K· 18.64 mi

9:44/mi

2:53:06

↑ 69 ft↓ 46 ft0.1% grade

35 ft elev

35K· 21.75 mi

11:02/mi

3:27:20

↑ 87 ft↓ 88 ft

34 ft elev

40K· 24.85 mi

10:22/mi

3:59:31

↑ 58 ft↓ 75 ft0.1% grade

17 ft elev

Finish· 26.22 mi

10:12/mi

4:13:25

↑ 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

2:00:219:12 /mi⚡ faster

2nd Half

2:13:0410:09 /mi+10.6%

Positive split — 10.6% slower in the second half

AI Race Performance Report

Tracy's race, broken down like a coach

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	28:17	9:07	3.11 mi	28:17	9:07	-
10K	56:24	9:05	3.10 mi	28:07	9:03	-0:04
15K	1:25:47	9:13	3.11 mi	29:23	9:28	+0:25
20K	1:54:20	9:13	3.11 mi	28:33	9:12	-0:16
Half(13.10 mi)	2:00:21	9:12	0.67 mi	6:01	8:58	-0:14
25K	2:22:54	9:12	2.43 mi	22:33	9:16	+0:18
30K	2:53:06	9:18	3.11 mi	30:12	9:44	+0:28
35K	3:27:20	9:33	3.11 mi	34:14	11:02	+1:18
40K	3:59:31	9:39	3.10 mi	32:11	10:22	-0:40
Finish(26.22 mi)	4:13:25	9:41	1.37 mi	13:54	10:12	-0:10

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:58 /mi

Average Pace

9:40 /mi

Slowest Pace

11:02 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:02:25

25% of race

Time at Steady Pace

1:50:41

44% of race

Time at Slower Pace

1:20:19

32% of race

Average Pace: 9:40 /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	F45-49	Seg. Overall	Seg. Females	Seg. F45-49
5K	3.11 mi	28357	8212	8212	27351	7784	7784
10K	3.10 mi	26650+1707	7565+647	7565+647	25268	7080	7080
15K	3.11 mi	26875-225	7628-63	7628-63	27351	7784	7784
20K	3.11 mi	26526+349	7492+136	7492+136	26046	7339	7339
Half(13.10 mi)	0.67 mi	26118+408	7352+140	7352+140	20367	5425	5425
25K	2.43 mi	25404+714	7143+209	7143+209	23444	6632	6632
30K	3.11 mi	24887+517	7062+81	7062+81	23550	6992	6992
35K	3.11 mi	25355-468	7472-410	7472-410	28499	9751	9751
40K	3.10 mi	24785+570	7466+6	7466+6	23395	7991	7991
Finish(26.22 mi)	1.37 mi	24649+136	7487-21	7487-21	24667	8540	8540

8540

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