Tj Janprapakorn

Chicago

Bib: 23956 M

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 54109

Top 47%

Gender (Male)

#0 / 29548

Masters (Masters Men)

#0 / 14666

Division (M40-44)

#0 / 4329

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

9:11/mi

28:32

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

8:58/mi

56:22

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:58/mi

1:24:14

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:08/mi

1:52:37

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:18/mi

1:58:58

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

9:21/mi

2:21:39

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

9:54/mi

2:52:26

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

9:49/mi

3:22:55

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

10:06/mi

3:54:19

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

9:10/mi

4:06:49

↑ 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

1:58:589:04 /mi⚡ faster

2nd Half

2:07:519:45 /mi+7.5%

Positive split — 7.5% slower in the second half

AI Race Performance Report

Tj'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	28:32	9:11	3.11 mi	28:32	9:11	-
10K	56:22	9:04	3.10 mi	27:50	8:58	-0:13
15K	1:24:14	9:02	3.11 mi	27:52	8:58	0:00
20K	1:52:37	9:04	3.11 mi	28:23	9:08	+0:10
Half(13.11 mi)	1:58:58	9:04	0.68 mi	6:21	9:18	+0:10
25K	2:21:39	9:07	2.42 mi	22:41	9:21	+0:03
30K	2:52:26	9:15	3.11 mi	30:47	9:54	+0:33
35K	3:22:55	9:20	3.11 mi	30:29	9:49	-0:05
40K	3:54:19	9:26	3.10 mi	31:24	10:06	+0:17
Finish(26.22 mi)	4:06:49	9:25	1.37 mi	12:30	9:10	-0:56

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:58 /mi

Average Pace

9:25 /mi

Slowest Pace

10:06 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:04:38

75% of race

Time at Steady Pace

1:02:11

25% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:25 /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	M40-44	Seg. Overall	Seg. Males	Seg. M40-44
5K	3.11 mi	27771	18789	2902	27241	18630	2853
10K	3.10 mi	26211+1560	17942+847	2750+152	24883	17237	2653
15K	3.11 mi	26422-211	18108-166	2782-32	27241	18630	2853
20K	3.11 mi	26494-72	18168-60	2796-14	27007	18471	2834
Half(13.11 mi)	0.68 mi	26444+50	18135+33	2790+6	26611	18115	2758
25K	2.42 mi	26605-161	18190-55	2796-6	27424	18468	2823
30K	3.11 mi	27001-396	18298-108	2801-5	28238	18545	2831
35K	3.11 mi	26462+539	17826+472	2735+66	24891	16358	2505
40K	3.10 mi	25680+782	17203+623	2643+92	23070	14749	2245
Finish(26.22 mi)	1.37 mi	25257+423	16900+303	2590+53	19660	12768	1963

12768

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Tj'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