Carolyn Kirby

Bolton

Bib: 26261 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Top 47%

Gender (Female)

#0 / 24561

Top 34%

Masters (Masters Women)

#0 / 9409

Top 31%

Division (F55-59)

#0 / 1120

Top 24%

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

9:22/mi

29:06

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

10:12/mi

1:00:47

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:56/mi

1:28:33

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:10/mi

1:57:02

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:35/mi

2:03:34

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

9:19/mi

2:26:10

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

9:18/mi

2:55:03

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

9:28/mi

3:24:27

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

9:38/mi

3:54:22

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

9:17/mi

4:07:02

↑ 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

2:03:349:26 /mi⚖️ balanced

2nd Half

2:03:289:25 /mi⚖️ balanced

Even split — consistent pacing between halves

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	29:06	9:22	3.11 mi	29:06	9:22	-
10K	1:00:47	9:47	3.10 mi	31:41	10:12	+0:50
15K	1:28:33	9:30	3.11 mi	27:46	8:56	-1:16
20K	1:57:02	9:25	3.11 mi	28:29	9:10	+0:14
Half(13.11 mi)	2:03:34	9:26	0.68 mi	6:32	9:35	+0:25
25K	2:26:10	9:25	2.42 mi	22:36	9:19	-0:16
30K	2:55:03	9:23	3.11 mi	28:53	9:18	-0:01
35K	3:24:27	9:24	3.11 mi	29:24	9:28	+0:10
40K	3:54:22	9:26	3.10 mi	29:55	9:38	+0:10
Finish(26.22 mi)	4:07:02	9:26	1.37 mi	12:40	9:17	-0:21

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:56 /mi

Average Pace

9:26 /mi

Slowest Pace

10:12 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:35:21

87% of race

Time at Steady Pace

31:41

13% 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	Females	F55-59	Seg. Overall	Seg. Females	Seg. F55-59
5K	3.11 mi	29731	9907	365	26834	8405	285
10K	3.10 mi	33375-3644	11724-1817	457-92	36462	13381	533
15K	3.11 mi	31427+1948	10710+1014	400+57	26834	8405	285
20K	3.11 mi	30336+1091	10170+540	364+36	27425	8715	289
Half(13.11 mi)	0.68 mi	30200+136	10098+72	362+2	28890	9544	326
25K	2.42 mi	29598+602	9850+248	352+10	27188	8847	298
30K	3.11 mi	28245+1353	9287+563	326+26	23883	7639	228
35K	3.11 mi	27075+1170	8902+385	307+19	22486	7416	219
40K	3.10 mi	25699+1376	8487+415	284+23	20059	6869	198
Finish(26.22 mi)	1.37 mi	25329+370	8396+91	273+11	20739	7428	189

7428

Passing Analysis

No position changes recorded for this athlete.

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All Results

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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