James Louk

Chicago

Bib: 69647 M

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 54109

Gender (Male)

#0 / 29548

Masters (Masters Men)

#0 / 14666

Division (M45-49)

#0 / 3637

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

12:33/mi

38:59

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

14:40/mi

1:24:32

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

13:35/mi

2:06:45

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

13:52/mi

2:49:51

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

14:04/mi

2:59:27

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

13:44/mi

3:32:45

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

15:09/mi

4:19:50

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

15:00/mi

5:06:27

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

15:59/mi

5:56:05

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

14:38/mi

6:16:02

↑ 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

2:59:2713:41 /mi⚡ faster

2nd Half

3:16:3515:00 /mi+9.5%

Positive split — 9.5% slower in the second half

AI Race Performance Report

James'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	38:59	12:33	3.11 mi	38:59	12:33	-
10K	1:24:32	13:36	3.10 mi	45:33	14:40	+2:07
15K	2:06:45	13:36	3.11 mi	42:13	13:35	-1:05
20K	2:49:51	13:40	3.11 mi	43:06	13:52	+0:17
Half(13.11 mi)	2:59:27	13:41	0.68 mi	9:36	14:04	+0:12
25K	3:32:45	13:42	2.42 mi	33:18	13:44	-0:20
30K	4:19:50	13:56	3.11 mi	47:05	15:09	+1:25
35K	5:06:27	14:05	3.11 mi	46:37	15:00	-0:09
40K	5:56:05	14:20	3.10 mi	49:38	15:59	+0:59
Finish(26.22 mi)	6:16:02	14:21	1.37 mi	19:57	14:38	-1:21

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

12:33 /mi

Average Pace

14:21 /mi

Slowest Pace

15:59 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:47:12

44% of race

Time at Steady Pace

1:52:07

30% of race

Time at Slower Pace

1:36:43

26% of race

Average Pace: 14:20 /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	M45-49	Seg. Overall	Seg. Males	Seg. M45-49
5K	3.11 mi	51344	28773	3554	52089	28972	3570
10K	3.10 mi	52488-1144	29142-369	3587-33	52942	29275	3605
15K	3.11 mi	52435+53	29129+13	3585+2	52089	28972	3570
20K	3.11 mi	52185+250	29038+91	3579+6	51158	28642	3535
Half(13.11 mi)	0.68 mi	52079+106	28997+41	3574+5	49918	28083	3470
25K	2.42 mi	51703+376	28851+146	3562+12	48900	27619	3414
30K	3.11 mi	51588+115	28779+72	3555+7	50329	28035	3470
35K	3.11 mi	51362+226	28676+103	3544+11	48913	27257	3362
40K	3.10 mi	51291+71	28614+62	3535+9	49934	27533	3407
Finish(26.22 mi)	1.37 mi	51271+20	28590+24	3536-1	50075	27607	3419

27607

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of James'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