Rachel Duncker

Chicago

Bib: 63799 F

0:00

0:00

/ mi

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Division (F35-39)

#0 / 3504

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

11:15/mi

34:56

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

11:10/mi

1:09:38

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

11:12/mi

1:44:26

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

11:21/mi

2:19:41

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

11:38/mi

2:27:37

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

11:23/mi

2:55:14

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

11:37/mi

3:31:19

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

11:48/mi

4:07:58

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

11:23/mi

4:43:21

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

11:02/mi

4:58:24

↑ 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

2:27:3711:16 /mi⚡ faster

2nd Half

2:30:4711:30 /mi+2.1%

Positive split — 2.1% slower in the second half

AI Race Performance Report

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	34:56	11:15	3.11 mi	34:56	11:15	-
10K	1:09:38	11:12	3.10 mi	34:42	11:10	-0:05
15K	1:44:26	11:12	3.11 mi	34:48	11:12	+0:02
20K	2:19:41	11:14	3.11 mi	35:15	11:21	+0:09
Half(13.11 mi)	2:27:37	11:16	0.68 mi	7:56	11:38	+0:17
25K	2:55:14	11:17	2.42 mi	27:37	11:23	-0:15
30K	3:31:19	11:20	3.11 mi	36:05	11:37	+0:14
35K	4:07:58	11:24	3.11 mi	36:39	11:48	+0:11
40K	4:43:21	11:24	3.10 mi	35:23	11:23	-0:25
Finish(26.22 mi)	4:58:24	11:23	1.37 mi	15:03	11:02	-0:21

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

11:02 /mi

Average Pace

11:23 /mi

Slowest Pace

11:48 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:37:44

73% of race

Time at Steady Pace

1:20:40

27% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:23 /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	F35-39	Seg. Overall	Seg. Females	Seg. F35-39
5K	3.11 mi	45810	18967	2686	44944	18398	2625
10K	3.10 mi	44372+1438	18057+910	2554+132	43304	17424	2474
15K	3.11 mi	44522-150	18130-73	2563-9	44944	18398	2625
20K	3.11 mi	44171+351	17949+181	2548+15	43557	17659	2525
Half(13.11 mi)	0.68 mi	44015+156	17869+80	2537+11	42402	17194	2460
25K	2.42 mi	43392+623	17559+310	2506+31	40837	16362	2335
30K	3.11 mi	42474+918	17165+394	2456+50	38601	15457	2211
35K	3.11 mi	41591+883	16774+391	2405+51	36770	14921	2159
40K	3.10 mi	40210+1381	16143+631	2312+93	30804	12383	1802
Finish(26.22 mi)	1.37 mi	40002+208	16089+54	2299+13	34330	14359	2060

14359

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