Jan Kotowski-Chang

N Bellmore

Bib: 59975 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Masters (Masters Women)

#0 / 9409

Division (F50-54)

#0 / 1771

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

10:38/mi

33:03

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

10:24/mi

1:05:22

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

10:15/mi

1:37:14

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

10:43/mi

2:10:33

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

11:00/mi

2:18:03

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

11:02/mi

2:44:47

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

11:16/mi

3:19:47

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

11:40/mi

3:56:02

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

11:28/mi

4:31:41

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

9:27/mi

4:44:35

↑ 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

2:18:0310:32 /mi⚡ faster

2nd Half

2:26:3211:11 /mi+6.1%

Positive split — 6.1% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	33:03	10:38	3.11 mi	33:03	10:38	-
10K	1:05:22	10:31	3.10 mi	32:19	10:24	-0:14
15K	1:37:14	10:26	3.11 mi	31:52	10:15	-0:09
20K	2:10:33	10:30	3.11 mi	33:19	10:43	+0:28
Half(13.11 mi)	2:18:03	10:32	0.68 mi	7:30	11:00	+0:17
25K	2:44:47	10:36	2.42 mi	26:44	11:02	+0:02
30K	3:19:47	10:43	3.11 mi	35:00	11:16	+0:14
35K	3:56:02	10:51	3.11 mi	36:15	11:40	+0:24
40K	4:31:41	10:56	3.10 mi	35:39	11:28	-0:12
Finish(26.22 mi)	4:44:35	10:52	1.37 mi	12:54	9:27	-2:01

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:27 /mi

Average Pace

10:52 /mi

Slowest Pace

11:40 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:50:08

39% of race

Time at Steady Pace

1:42:33

36% of race

Time at Slower Pace

1:11:54

25% of race

Average Pace: 10:51 /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	F50-54	Seg. Overall	Seg. Females	Seg. F50-54
5K	3.11 mi	41064	15989	1122	38767	14658	983
10K	3.10 mi	39244+1820	14921+1068	1032+90	38009	14241	972
15K	3.11 mi	39008+236	14756+165	1003+29	38767	14658	983
20K	3.11 mi	39124-116	14887-131	1010-7	39834	15408	1027
Half(13.11 mi)	0.68 mi	39067+57	14862+25	1010	38819	15042	988
25K	2.42 mi	38994+73	14902-40	1008+2	38933	15248	1017
30K	3.11 mi	38434+560	14749+153	988+20	36776	14452	946
35K	3.11 mi	37981+453	14659+90	974+14	36055	14525	953
40K	3.10 mi	36995+986	14331+328	955+19	31318	12642	815
Finish(26.22 mi)	1.37 mi	36291+704	14001+330	924+31	22136	8106	436

8106

Passing Analysis

No position changes recorded for this athlete.

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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Chicago Event Management

Race timed by

Mika Timing