Sami Joslin

Chicago

Bib: 66250 F

0:00

0:00

/ mi

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Division (F25-29)

#0 / 5362

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

12:21/mi

38:22

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

10:12/mi

1:10:03

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

9:58/mi

1:41:00

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

10:24/mi

2:13:18

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

10:27/mi

2:20:26

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

10:10/mi

2:45:06

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

11:06/mi

3:19:34

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

11:11/mi

3:54:20

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

12:28/mi

4:33:04

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

11:01/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

2:20:2610:43 /mi⚡ faster

2nd Half

2:27:4011:16 /mi+5.2%

Positive split — 5.2% 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	38:22	12:21	3.11 mi	38:22	12:21	-
10K	1:10:03	11:16	3.10 mi	31:41	10:12	-2:09
15K	1:41:00	10:50	3.11 mi	30:57	9:58	-0:14
20K	2:13:18	10:44	3.11 mi	32:18	10:24	+0:26
Half(13.11 mi)	2:20:26	10:43	0.68 mi	7:08	10:27	+0:03
25K	2:45:06	10:38	2.42 mi	24:40	10:10	-0:17
30K	3:19:34	10:42	3.11 mi	34:28	11:06	+0:56
35K	3:54:20	10:46	3.11 mi	34:46	11:11	+0:05
40K	4:33:04	10:59	3.10 mi	38:44	12:28	+1:17
Finish(26.22 mi)	4:48:06	11:00	1.37 mi	15:02	11:01	-1:27

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:58 /mi

Average Pace

11:00 /mi

Slowest Pace

12:28 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:06:44

44% of race

Time at Steady Pace

1:24:16

29% of race

Time at Slower Pace

1:17:06

27% 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	F25-29	Seg. Overall	Seg. Females	Seg. F25-29
5K	3.11 mi	50777	22206	4948	36441	13339	3039
10K	3.10 mi	44824+5953	18324+3882	4128+820	36475	13394	3024
15K	3.11 mi	42019+2805	16598+1726	3757+371	36441	13339	3039
20K	3.11 mi	40788+1231	15882+716	3626+131	37598	14105	3251
Half(13.11 mi)	0.68 mi	40423+365	15676+206	3576+50	35465	13107	3051
25K	2.42 mi	39118+1305	14981+695	3409+167	33431	12106	2792
30K	3.11 mi	38373+745	14707+274	3370+39	35764	13847	3208
35K	3.11 mi	37450+923	14362+345	3304+66	33508	13188	3076
40K	3.10 mi	37399+51	14547-185	3357-53	36690	15477	3583
Finish(26.22 mi)	1.37 mi	37227+172	14516+31	3357	34237	14307	3451

14307

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