John Charleston

Chicago

Bib: 25306 M

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 54109

Top 45%

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

9:03/mi

28:06

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

8:58/mi

55:56

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:49/mi

1:23:18

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

8:53/mi

1:50:53

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:02/mi

1:57:03

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

8:52/mi

2:18:33

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

9:05/mi

2:46:45

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

9:35/mi

3:16:31

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

10:32/mi

3:49:13

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

10:22/mi

4:03:22

↑ 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

1:57:038:56 /mi⚡ faster

2nd Half

2:06:199:38 /mi+7.9%

Positive split — 7.9% slower in the second half

AI Race Performance Report

John'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	28:06	9:03	3.11 mi	28:06	9:03	-
10K	55:56	9:00	3.10 mi	27:50	8:58	-0:05
15K	1:23:18	8:56	3.11 mi	27:22	8:49	-0:09
20K	1:50:53	8:55	3.11 mi	27:35	8:53	+0:04
Half(13.11 mi)	1:57:03	8:56	0.68 mi	6:10	9:02	+0:09
25K	2:18:33	8:55	2.42 mi	21:30	8:52	-0:10
30K	2:46:45	8:57	3.11 mi	28:12	9:05	+0:13
35K	3:16:31	9:02	3.11 mi	29:46	9:35	+0:30
40K	3:49:13	9:13	3.10 mi	32:42	10:32	+0:57
Finish(26.22 mi)	4:03:22	9:17	1.37 mi	14:09	10:22	-0:10

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:49 /mi

Average Pace

9:17 /mi

Slowest Pace

10:32 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:16:31

81% of race

Time at Steady Pace

14:09

6% of race

Time at Slower Pace

32:42

13% of race

Average Pace: 9:17 /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	26063	17831	2739	25101	17444	2695
10K	3.10 mi	25379+684	17504+327	2694+45	24878	17232	2652
15K	3.11 mi	25189+190	17435+69	2684+10	25101	17444	2695
20K	3.11 mi	24801+388	17226+209	2654+30	23946	16773	2582
Half(13.11 mi)	0.68 mi	24699+102	17175+51	2647+7	23798	16590	2537
25K	2.42 mi	24220+479	16867+308	2600+47	22530	15799	2439
30K	3.11 mi	23619+601	16440+427	2536+64	21822	15129	2333
35K	3.11 mi	23433+186	16176+264	2485+51	23312	15515	2387
40K	3.10 mi	23994-561	16293-117	2513-28	25608	16061	2446
Finish(26.22 mi)	1.37 mi	24225-231	16348-55	2530-17	29363	17624	2660

17624

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of John'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