Brian Contreras

Chicago

Bib: 2470 M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Top 18%

Gender (Male)

#0 / 29548

Top 27%

Masters (Masters Men)

#0 / 14666

Top 22%

Division (M40-44)

#0 / 4329

Top 30%

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

7:41/mi

23:53

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

7:42/mi

47:48

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

7:37/mi

1:11:29

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

7:36/mi

1:35:05

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

7:36/mi

1:40:16

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

7:33/mi

1:58:35

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

7:46/mi

2:22:43

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

7:44/mi

2:46:45

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

8:02/mi

3:11:41

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

8:26/mi

3:23:11

↑ 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

1:40:167:39 /mi⚡ faster

2nd Half

1:42:557:51 /mi+2.6%

Positive split — 2.6% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	23:53	7:41	3.11 mi	23:53	7:41	-
10K	47:48	7:42	3.10 mi	23:55	7:42	+0:01
15K	1:11:29	7:40	3.11 mi	23:41	7:37	-0:05
20K	1:35:05	7:39	3.11 mi	23:36	7:36	-0:01
Half(13.11 mi)	1:40:16	7:39	0.68 mi	5:11	7:36	0:00
25K	1:58:35	7:38	2.42 mi	18:19	7:33	-0:03
30K	2:22:43	7:39	3.11 mi	24:08	7:46	+0:13
35K	2:46:45	7:40	3.11 mi	24:02	7:44	-0:02
40K	3:11:41	7:43	3.10 mi	24:56	8:02	+0:18
Finish(26.22 mi)	3:23:11	7:45	1.37 mi	11:30	8:26	+0:24

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:33 /mi

Average Pace

7:45 /mi

Slowest Pace

8:26 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:11:41

94% of race

Time at Steady Pace

11:30

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:45 /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	11867	9358	1499	12156	9588	1540
10K	3.10 mi	11856+11	9351+7	1499	11921	9363	1512
15K	3.11 mi	11958-102	9412-61	1508-9	12156	9588	1540
20K	3.11 mi	11671+287	9247+165	1489+19	10693	8634	1401
Half(13.11 mi)	0.68 mi	11548+123	9163+84	1474+15	9878	8060	1308
25K	2.42 mi	11248+300	8962+201	1442+32	9896	8046	1305
30K	3.11 mi	10921+327	8696+266	1402+40	10167	8082	1305
35K	3.11 mi	10358+563	8279+417	1348+54	8396	6728	1111
40K	3.10 mi	9838+520	7834+445	1284+64	8522	6559	1055
Finish(26.22 mi)	1.37 mi	9958-120	7868-34	1284	13320	9290	1443

9290

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