Claire Birns

Chicago

Bib: 50916 F

0:00

0:00

/ mi

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Division (F30-34)

#0 / 4161

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

11:54/mi

36:58

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

11:19/mi

1:12:07

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

10:47/mi

1:45:36

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

11:19/mi

2:20:46

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

13:16/mi

2:29:49

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

12:58/mi

3:01:15

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

13:05/mi

3:41:55

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

13:11/mi

4:22:51

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

13:25/mi

5:04:31

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

12:08/mi

5:21:04

↑ 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

2:29:4911:26 /mi⚡ faster

2nd Half

2:51:1513:04 /mi+14.3%

Positive split — 14.3% slower in the second half

AI Race Performance Report

Claire'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	36:58	11:54	3.11 mi	36:58	11:54	-
10K	1:12:07	11:36	3.10 mi	35:09	11:19	-0:35
15K	1:45:36	11:20	3.11 mi	33:29	10:47	-0:32
20K	2:20:46	11:20	3.11 mi	35:10	11:19	+0:32
Half(13.11 mi)	2:29:49	11:26	0.68 mi	9:03	13:16	+1:57
25K	3:01:15	11:40	2.42 mi	31:26	12:58	-0:18
30K	3:41:55	11:54	3.11 mi	40:40	13:05	+0:07
35K	4:22:51	12:05	3.11 mi	40:56	13:11	+0:06
40K	5:04:31	12:15	3.10 mi	41:40	13:25	+0:14
Finish(26.22 mi)	5:21:04	12:15	1.37 mi	16:33	12:08	-1:17

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:47 /mi

Average Pace

12:15 /mi

Slowest Pace

13:25 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:37:19

49% of race

Time at Steady Pace

2:43:45

51% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 12:15 /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	F30-34	Seg. Overall	Seg. Females	Seg. F30-34
5K	3.11 mi	49292	21196	3619	42462	16871	2963
10K	3.10 mi	46606+2686	19447+1749	3349+270	44122	17917	3112
15K	3.11 mi	45244+1362	18589+858	3225+124	42462	16871	2963
20K	3.11 mi	44692+552	18277+312	3171+54	43432	17582	3086
Half(13.11 mi)	0.68 mi	45021-329	18505-228	3203-32	48038	20625	3549
25K	2.42 mi	45443-422	18816-311	3250-47	46774	19959	3440
30K	3.11 mi	45305+138	18815+1	3247+3	44619	18980	3281
35K	3.11 mi	44963+342	18722+93	3238+9	42927	18310	3178
40K	3.10 mi	44443+520	18578+144	3204+34	41120	17739	3058
Finish(26.22 mi)	1.37 mi	44301+142	18546+32	3196+8	41130	17875	3138

17875

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