Siobhan Cook

Theydon Bois

Bib: 56272 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Masters (Masters Women)

#0 / 9409

Division (F40-44)

#0 / 3124

Race Day Weather

54°/44°F

few clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

600 ft elev

5K· 3.11 mi

10:42/mi

33:15

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

10:52/mi

1:07:02

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

10:31/mi

1:39:43

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

10:41/mi

2:12:55

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

10:51/mi

2:20:19

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

11:04/mi

2:47:09

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

11:08/mi

3:21:45

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

11:29/mi

3:57:27

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

11:42/mi

4:33:49

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

10:28/mi

4:48:06

↑ 23 ft↓ 20 ft

606 ft elev

Course Elevation

227ft

Total climb

32ft

Range

589 to 621 ft

221ft

Total descent

About the height of a three-story building

The Course

Half Splits

1st Half· via Half

2:20:1910:42 /mi⚡ faster

2nd Half

2:27:4711:16 /mi+5.3%

Positive split — 5.3% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	33:15	10:42	3.11 mi	33:15	10:42	-
10K	1:07:02	10:47	3.10 mi	33:47	10:52	+0:10
15K	1:39:43	10:42	3.11 mi	32:41	10:31	-0:21
20K	2:12:55	10:42	3.11 mi	33:12	10:41	+0:10
Half(13.11 mi)	2:20:19	10:42	0.68 mi	7:24	10:51	+0:10
25K	2:47:09	10:46	2.42 mi	26:50	11:04	+0:13
30K	3:21:45	10:49	3.11 mi	34:36	11:08	+0:04
35K	3:57:27	10:55	3.11 mi	35:42	11:29	+0:21
40K	4:33:49	11:01	3.10 mi	36:22	11:42	+0:13
Finish(26.22 mi)	4:48:06	11:00	1.37 mi	14:17	10:28	-1:14

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:28 /mi

Average Pace

11:00 /mi

Slowest Pace

11:42 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

4:11:44

87% of race

Time at Steady Pace

36:22

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:59 /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	F40-44	Seg. Overall	Seg. Females	Seg. F40-44
5K	3.11 mi	41640	16343	2146	40707	15801	2050
10K	3.10 mi	41356+284	16189+154	2106+40	41326	16211	2111
15K	3.11 mi	41057+299	15999+190	2074+32	40707	15801	2050
20K	3.11 mi	40564+493	15744+255	2039+35	39568	15241	1975
Half(13.11 mi)	0.68 mi	40364+200	15639+105	2021+18	37943	14529	1898
25K	2.42 mi	40022+342	15517+122	2008+13	39161	15374	1998
30K	3.11 mi	39179+843	15176+341	1981+27	35990	13982	1828
35K	3.11 mi	38439+740	14925+251	1960+21	35146	14043	1832
40K	3.10 mi	37594+845	14655+270	1918+42	32627	13330	1736
Finish(26.22 mi)	1.37 mi	37232+362	14521+134	1896+22	30182	12179	1553

12179

Passing Analysis

No position changes recorded for this athlete.

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All Results

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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Chicago Event Management

Race timed by

Mika Timing