Isaac Doi

Chicago

Bib: 22863 M

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 54109

Gender (Male)

#0 / 29548

Division (M19 and under)

#0 / 120

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

9:15/mi

28:43

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:31/mi

58:17

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:56/mi

1:26:03

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:02/mi

1:54:08

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:16/mi

2:00:27

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

9:56/mi

2:24:32

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

11:55/mi

3:01:33

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

13:16/mi

3:42:45

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

13:36/mi

4:25:00

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

8:27/mi

4:36:31

↑ 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

2:00:279:11 /mi⚡ faster

2nd Half

2:36:0411:54 /mi+29.6%

Positive split — 29.6% slower in the second half

AI Race Performance Report

Isaac'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	28:43	9:15	3.11 mi	28:43	9:15	-
10K	58:17	9:23	3.10 mi	29:34	9:31	+0:16
15K	1:26:03	9:14	3.11 mi	27:46	8:56	-0:35
20K	1:54:08	9:11	3.11 mi	28:05	9:02	+0:06
Half(13.11 mi)	2:00:27	9:11	0.68 mi	6:19	9:16	+0:14
25K	2:24:32	9:18	2.42 mi	24:05	9:56	+0:40
30K	3:01:33	9:44	3.11 mi	37:01	11:55	+1:59
35K	3:42:45	10:15	3.11 mi	41:12	13:16	+1:21
40K	4:25:00	10:40	3.10 mi	42:15	13:36	+0:20
Finish(26.22 mi)	4:36:31	10:33	1.37 mi	11:31	8:27	-5:09

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:27 /mi

Average Pace

10:33 /mi

Slowest Pace

13:36 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

11:31

4% of race

Time at Steady Pace

2:24:32

52% of race

Time at Slower Pace

2:00:28

44% of race

Average Pace: 10:33 /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	Males	M19 and under	Seg. Overall	Seg. Males	Seg. M19 and under
5K	3.11 mi	28411	19134	65	26814	18426	56
10K	3.10 mi	29717-1306	19822-688	67-2	31050	20492	69
15K	3.11 mi	28794+923	19387+435	64+3	26814	18426	56
20K	3.11 mi	28061+733	19018+369	59+5	25922	17888	57
Half(13.11 mi)	0.68 mi	27895+166	18924+94	59	26241	17959	57
25K	2.42 mi	28621-726	19255-331	61-2	31653	20525	68
30K	3.11 mi	31116-2495	20382-1127	62-1	39987	23742	75
35K	3.11 mi	33606-2490	21352-970	67-5	43242	24739	83
40K	3.10 mi	35121-1515	21846-494	67	41913	23765	78
Finish(26.22 mi)	1.37 mi	34056+1065	21262+584	63+4	13444	9375	26

9375

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Isaac'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