Marybeth Duchene

Chicago

Bib: 54775 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 (F55-59)

#0 / 1120

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

10:51/mi

33:44

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

10:59/mi

1:07:52

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

10:58/mi

1:41:56

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

11:38/mi

2:18:04

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

11:54/mi

2:26:11

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

12:49/mi

2:57:15

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

12:48/mi

3:37:00

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

13:10/mi

4:17:54

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

13:31/mi

4:59:54

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

12:35/mi

5:17:04

↑ 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

2:26:1111:09 /mi⚡ faster

2nd Half

2:50:5313:02 /mi+16.9%

Positive split — 16.9% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	33:44	10:51	3.11 mi	33:44	10:51	-
10K	1:07:52	10:55	3.10 mi	34:08	10:59	+0:08
15K	1:41:56	10:56	3.11 mi	34:04	10:58	-0:01
20K	2:18:04	11:07	3.11 mi	36:08	11:38	+0:40
Half(13.11 mi)	2:26:11	11:09	0.68 mi	8:07	11:54	+0:16
25K	2:57:15	11:25	2.42 mi	31:04	12:49	+0:55
30K	3:37:00	11:38	3.11 mi	39:45	12:48	-0:01
35K	4:17:54	11:52	3.11 mi	40:54	13:10	+0:22
40K	4:59:54	12:04	3.10 mi	42:00	13:31	+0:21
Finish(26.22 mi)	5:17:04	12:06	1.37 mi	17:10	12:35	-0:56

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:51 /mi

Average Pace

12:06 /mi

Slowest Pace

13:31 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:26:11

46% of race

Time at Steady Pace

1:27:59

28% of race

Time at Slower Pace

1:22:54

26% of race

Average Pace: 12:06 /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	F55-59	Seg. Overall	Seg. Females	Seg. F55-59
5K	3.11 mi	42925	17143	725	43674	17608	713
10K	3.10 mi	42387+538	16825+318	707+18	42097	16688	685
15K	3.11 mi	42775-388	17068-243	704+3	43674	17608	713
20K	3.11 mi	43428-653	17500-432	714-10	44910	18510	761
Half(13.11 mi)	0.68 mi	43419+9	17506-6	715-1	43587	17902	723
25K	2.42 mi	44175-756	18043-537	739-24	46273	19638	828
30K	3.11 mi	44077+98	18106-63	737+2	43560	18341	759
35K	3.11 mi	43912+165	18140-34	739-2	42894	18293	749
40K	3.10 mi	43617+295	18112+28	739	41585	17975	745
Finish(26.22 mi)	1.37 mi	43609+8	18144-32	737+2	43354	19005	748

19005

Passing Analysis

No position changes recorded for this athlete.

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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