Carol Byron

Naperville

Bib: 59979 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 (F60-64)

#0 / 561

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

11:34/mi

35:55

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

11:50/mi

1:12:40

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

12:36/mi

1:51:49

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

12:22/mi

2:30:13

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

13:51/mi

2:39:40

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

13:24/mi

3:12:09

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

14:29/mi

3:57:10

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

16:36/mi

4:48:44

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

16:55/mi

5:41:17

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

15:18/mi

6:02:09

↑ 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

2:39:4012:11 /mi⚡ faster

2nd Half

3:22:2915:27 /mi+26.8%

Positive split — 26.8% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	35:55	11:34	3.11 mi	35:55	11:34	-
10K	1:12:40	11:42	3.10 mi	36:45	11:50	+0:16
15K	1:51:49	12:00	3.11 mi	39:09	12:36	+0:46
20K	2:30:13	12:05	3.11 mi	38:24	12:22	-0:14
Half(13.11 mi)	2:39:40	12:11	0.68 mi	9:27	13:51	+1:29
25K	3:12:09	12:22	2.42 mi	32:29	13:24	-0:27
30K	3:57:10	12:43	3.11 mi	45:01	14:29	+1:05
35K	4:48:44	13:17	3.11 mi	51:34	16:36	+2:07
40K	5:41:17	13:44	3.10 mi	52:33	16:55	+0:19
Finish(26.22 mi)	6:02:09	13:49	1.37 mi	20:52	15:18	-1:37

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

11:34 /mi

Average Pace

13:49 /mi

Slowest Pace

16:55 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:30:13

41% of race

Time at Steady Pace

1:26:57

24% of race

Time at Slower Pace

2:04:59

35% of race

Average Pace: 13:49 /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	F60-64	Seg. Overall	Seg. Females	Seg. F60-64
5K	3.11 mi	47726	20203	415	50167	21797	454
10K	3.10 mi	47038+688	19717+486	401+14	46603	19461	387
15K	3.11 mi	48414-1376	20610-893	422-21	50167	21797	454
20K	3.11 mi	48215+199	20497+113	409+13	47576	20218	391
Half(13.11 mi)	0.68 mi	48314-99	20588-91	412-3	49506	21583	454
25K	2.42 mi	48221+93	20579+9	410+2	48031	20773	422
30K	3.11 mi	48431-210	20803-224	416-6	48783	21369	441
35K	3.11 mi	49292-861	21370-567	445-29	52145	23424	511
40K	3.10 mi	49841-549	21769-399	454-9	51756	23311	516
Finish(26.22 mi)	1.37 mi	50053-212	21919-150	456-2	51299	23098	489

23098

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