Sergio Castillo

Calumet Park

Bib: 1864 M

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 54109

Gender (Male)

#0 / 29548

Division (M35-39)

#0 / 4653

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

8:44/mi

27:07

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:24/mi

56:19

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

10:59/mi

1:30:25

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

11:28/mi

2:06:02

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

11:02/mi

2:13:34

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

11:53/mi

2:42:23

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

12:31/mi

3:21:16

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

12:57/mi

4:01:30

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

14:08/mi

4:45:26

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

13:18/mi

5:03:35

↑ 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

2:13:3410:11 /mi⚡ faster

2nd Half

2:50:0112:58 /mi+27.3%

Positive split — 27.3% slower in the second half

AI Race Performance Report

Sergio's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

Free account · no payment

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	27:07	8:44	3.11 mi	27:07	8:44	-
10K	56:19	9:04	3.10 mi	29:12	9:24	+0:40
15K	1:30:25	9:42	3.11 mi	34:06	10:59	+1:35
20K	2:06:02	10:08	3.11 mi	35:37	11:28	+0:29
Half(13.11 mi)	2:13:34	10:11	0.68 mi	7:32	11:02	-0:26
25K	2:42:23	10:27	2.42 mi	28:49	11:53	+0:51
30K	3:21:16	10:48	3.11 mi	38:53	12:31	+0:38
35K	4:01:30	11:06	3.11 mi	40:14	12:57	+0:26
40K	4:45:26	11:29	3.10 mi	43:56	14:08	+1:11
Finish(26.22 mi)	5:03:35	11:35	1.37 mi	18:09	13:18	-0:50

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:44 /mi

Average Pace

11:35 /mi

Slowest Pace

14:08 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:37:57

32% of race

Time at Steady Pace

1:43:19

34% of race

Time at Slower Pace

1:42:19

34% of race

Average Pace: 11:35 /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	M35-39	Seg. Overall	Seg. Males	Seg. M35-39
5K	3.11 mi	22246	15739	2761	43716	26081	4211
10K	3.10 mi	26126-3880	17904-2165	3072-311	29977	19945	3364
15K	3.11 mi	33110-6984	21566-3662	3589-517	43716	26081	4211
20K	3.11 mi	36387-3277	23047-1481	3780-191	44136	26100	4217
Half(13.11 mi)	0.68 mi	36524-137	23088-41	3789-9	39100	23876	3931
25K	2.42 mi	37855-1331	23620-532	3878-89	43041	25376	4133
30K	3.11 mi	39002-1147	23921-301	3913-35	42503	24797	4047
35K	3.11 mi	39738-736	24065-144	3932-19	42083	24241	3962
40K	3.10 mi	40724-986	24283-218	3971-39	44113	24788	4024
Finish(26.22 mi)	1.37 mi	41084-360	24389-106	3991-20	46287	25758	4165

25758

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Sergio's race

Checkpoint splits, rankings, passing analysis and qualifying. One free sign-in reveals them here — and on every race you look up.

All Results

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Chicago Event Management

Race timed by

Mika Timing