Sarah Shillabeer

Leavesden

Bib: 70513 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Top 44%

Masters (Masters Women)

#0 / 9409

Top 41%

Division (F45-49)

#0 / 2581

Top 45%

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

10:48/mi

33:32

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

10:15/mi

1:05:22

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

9:57/mi

1:36:16

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

10:00/mi

2:07:21

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

10:11/mi

2:14:18

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

9:57/mi

2:38:26

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

10:06/mi

3:09:48

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

9:48/mi

3:40:15

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

10:03/mi

4:11:29

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

9:27/mi

4:24:22

↑ 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

2:14:1810:15 /mi+3.2%

2nd Half

2:10:049:55 /mi✓ faster

Negative split — 3.2% faster in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	33:32	10:48	3.11 mi	33:32	10:48	-
10K	1:05:22	10:31	3.10 mi	31:50	10:15	-0:33
15K	1:36:16	10:20	3.11 mi	30:54	9:57	-0:18
20K	2:07:21	10:15	3.11 mi	31:05	10:00	+0:03
Half(13.11 mi)	2:14:18	10:15	0.68 mi	6:57	10:11	+0:11
25K	2:38:26	10:12	2.42 mi	24:08	9:57	-0:14
30K	3:09:48	10:11	3.11 mi	31:22	10:06	+0:09
35K	3:40:15	10:08	3.11 mi	30:27	9:48	-0:18
40K	4:11:29	10:07	3.10 mi	31:14	10:03	+0:15
Finish(26.22 mi)	4:24:22	10:05	1.37 mi	12:53	9:27	-0:36

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:27 /mi

Average Pace

10:05 /mi

Slowest Pace

10:48 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:50:50

87% of race

Time at Steady Pace

33:32

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:05 /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	42351	16790	1763	36274	13246	1388
10K	3.10 mi	39237+3114	14914+1876	1580+183	36815	13569	1432
15K	3.11 mi	38170+1067	14284+630	1508+72	36274	13246	1388
20K	3.11 mi	37197+973	13780+504	1446+62	34595	12433	1313
Half(13.11 mi)	0.68 mi	36966+231	13664+116	1433+13	33544	12021	1258
25K	2.42 mi	35908+1058	13167+497	1388+45	31808	11202	1183
30K	3.11 mi	34511+1397	12569+598	1332+56	29533	10361	1095
35K	3.11 mi	32748+1763	11795+774	1261+71	24840	8512	889
40K	3.10 mi	31026+1722	11112+683	1189+72	22748	8178	849
Finish(26.22 mi)	1.37 mi	30490+536	10922+190	1165+24	22024	8052	815

8052

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