David Carswell

Bolton

Bib: 2456 M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Top 21%

Gender (Male)

#0 / 29548

Top 30%

Masters (Masters Men)

#0 / 14666

Top 25%

Division (M40-44)

#0 / 4329

Top 33%

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

7:55/mi

24:37

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

7:39/mi

48:24

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

7:36/mi

1:12:00

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

7:46/mi

1:36:07

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

7:48/mi

1:41:26

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

7:46/mi

2:00:16

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

7:52/mi

2:24:43

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

8:04/mi

2:49:46

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

8:37/mi

3:16:33

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

8:17/mi

3:27:51

↑ 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

1:41:267:44 /mi⚡ faster

2nd Half

1:46:258:07 /mi+4.9%

Positive split — 4.9% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	24:37	7:55	3.11 mi	24:37	7:55	-
10K	48:24	7:47	3.10 mi	23:47	7:39	-0:16
15K	1:12:00	7:43	3.11 mi	23:36	7:36	-0:03
20K	1:36:07	7:44	3.11 mi	24:07	7:46	+0:10
Half(13.11 mi)	1:41:26	7:44	0.68 mi	5:19	7:48	+0:02
25K	2:00:16	7:45	2.42 mi	18:50	7:46	-0:02
30K	2:24:43	7:46	3.11 mi	24:27	7:52	+0:06
35K	2:49:46	7:48	3.11 mi	25:03	8:04	+0:12
40K	3:16:33	7:54	3.10 mi	26:47	8:37	+0:33
Finish(26.22 mi)	3:27:51	7:56	1.37 mi	11:18	8:17	-0:20

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:36 /mi

Average Pace

7:56 /mi

Slowest Pace

8:37 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:01:04

87% of race

Time at Steady Pace

26:47

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:56 /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	14073	10729	1695	11938	9449	1523
10K	3.10 mi	12775+1298	9914+815	1576+119	11546	9140	1489
15K	3.11 mi	12476+299	9755+159	1563+13	11938	9449	1523
20K	3.11 mi	12430+46	9733+22	1569-6	12325	9683	1551
Half(13.11 mi)	0.68 mi	12355+75	9684+49	1561+8	11611	9177	1470
25K	2.42 mi	12213+142	9589+95	1542+19	11791	9261	1464
30K	3.11 mi	11863+350	9303+286	1487+55	11038	8659	1386
35K	3.11 mi	11595+268	9067+236	1449+38	10911	8383	1316
40K	3.10 mi	11546+49	8936+131	1423+26	12490	8954	1417
Finish(26.22 mi)	1.37 mi	11525+21	8881+55	1426-3	12154	8621	1327

8621

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