Alyson Yi

Chicago

Bib: 56944 F

0:00

0:00

/ mi

Be the first to cheer!

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

11:33/mi

35:54

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

12:57/mi

1:16:08

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

11:36/mi

1:52:11

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

12:28/mi

2:30:54

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

13:00/mi

2:39:46

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

12:42/mi

3:10:34

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

12:49/mi

3:50:24

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

13:17/mi

4:31:41

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

13:08/mi

5:12:28

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

12:27/mi

5:29:27

↑ 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

2:39:4612:11 /mi⚡ faster

2nd Half

2:49:4112:57 /mi+6.2%

Positive split — 6.2% slower in the second half

AI Race Performance Report

Alyson's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

Free account · no payment

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	35:54	11:33	3.11 mi	35:54	11:33	-
10K	1:16:08	12:15	3.10 mi	40:14	12:57	+1:24
15K	1:52:11	12:02	3.11 mi	36:03	11:36	-1:21
20K	2:30:54	12:09	3.11 mi	38:43	12:28	+0:52
Half(13.11 mi)	2:39:46	12:11	0.68 mi	8:52	13:00	+0:32
25K	3:10:34	12:16	2.42 mi	30:48	12:42	-0:18
30K	3:50:24	12:22	3.11 mi	39:50	12:49	+0:07
35K	4:31:41	12:30	3.11 mi	41:17	13:17	+0:28
40K	5:12:28	12:34	3.10 mi	40:47	13:08	-0:09
Finish(26.22 mi)	5:29:27	12:34	1.37 mi	16:59	12:27	-0:41

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

11:33 /mi

Average Pace

12:34 /mi

Slowest Pace

13:17 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:38:27

48% of race

Time at Steady Pace

2:51:00

52% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 12:34 /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	47684	20173	3451	46787	19558	3380
10K	3.10 mi	49293-1609	21204-1031	3642-191	50113	21730	3723
15K	3.11 mi	48563+730	20706+498	3555+87	46787	19558	3380
20K	3.11 mi	48409+154	20635+71	3545+10	47944	20441	3512
Half(13.11 mi)	0.68 mi	48343+66	20606+29	3537+8	47315	20175	3476
25K	2.42 mi	47896+447	20361+245	3490+47	45924	19412	3343
30K	3.11 mi	47130+766	19973+388	3422+68	43673	18405	3190
35K	3.11 mi	46640+490	19766+207	3401+21	43372	18575	3222
40K	3.10 mi	45857+783	19411+355	3346+55	39791	17058	2959
Finish(26.22 mi)	1.37 mi	45746+111	19391+20	3348-2	42723	18695	3271

18695

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Alyson's race

Checkpoint splits, rankings, passing analysis and qualifying. One free sign-in reveals them here — and on every race you look up.

All Results

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Chicago Event Management

Race timed by

Mika Timing