Karol Pereira Rivera

Juncos

Bib: 68956 F

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 54109

Gender (Female)

#0 / 24561

Masters (Masters Women)

#0 / 9409

Division (F45-49)

#0 / 2581

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

11:36/mi

36:01

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

11:12/mi

1:10:48

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

10:58/mi

1:44:51

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

11:13/mi

2:19:43

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

11:17/mi

2:27:25

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

11:10/mi

2:54:30

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

11:46/mi

3:31:02

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

12:04/mi

4:08:32

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

13:47/mi

4:51:21

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

12:38/mi

5:08:35

↑ 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

2:27:2511:15 /mi⚡ faster

2nd Half

2:41:1012:18 /mi+9.3%

Positive split — 9.3% slower in the second half

AI Race Performance Report

Karol'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	36:01	11:36	3.11 mi	36:01	11:36	-
10K	1:10:48	11:24	3.10 mi	34:47	11:12	-0:24
15K	1:44:51	11:15	3.11 mi	34:03	10:58	-0:14
20K	2:19:43	11:15	3.11 mi	34:52	11:13	+0:15
Half(13.11 mi)	2:27:25	11:15	0.68 mi	7:42	11:17	+0:04
25K	2:54:30	11:14	2.42 mi	27:05	11:10	-0:07
30K	3:31:02	11:19	3.11 mi	36:32	11:46	+0:36
35K	4:08:32	11:26	3.11 mi	37:30	12:04	+0:18
40K	4:51:21	11:43	3.10 mi	42:49	13:47	+1:43
Finish(26.22 mi)	5:08:35	11:47	1.37 mi	17:14	12:38	-1:09

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:58 /mi

Average Pace

11:47 /mi

Slowest Pace

13:47 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:01:08

20% of race

Time at Steady Pace

2:29:54

49% of race

Time at Slower Pace

1:37:33

32% of race

Average Pace: 11:46 /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	F45-49	Seg. Overall	Seg. Females	Seg. F45-49
5K	3.11 mi	47908	20324	2112	43637	17584	1806
10K	3.10 mi	45537+2371	18760+1564	1947+165	43453	17518	1802
15K	3.11 mi	44799+738	18307+453	1895+52	43637	17584	1806
20K	3.11 mi	44186+613	17959+348	1845+50	42904	17279	1769
Half(13.11 mi)	0.68 mi	43934+252	17819+140	1827+18	40626	16113	1625
25K	2.42 mi	43128+806	17400+419	1782+45	39696	15689	1611
30K	3.11 mi	42393+735	17109+291	1758+24	39287	15853	1621
35K	3.11 mi	41752+641	16869+240	1728+30	38164	15697	1596
40K	3.10 mi	41950-198	17150-281	1752-24	42691	18574	1898
Finish(26.22 mi)	1.37 mi	42042-92	17266-116	1759-7	43569	19114	1902

19114

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Karol'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