Alejandra Alfaro

Heredia

Bib: 44658 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Masters (Masters Women)

#0 / 9409

Division (F40-44)

#0 / 3124

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

9:59/mi

31:00

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:59/mi

1:02:00

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

10:05/mi

1:33:19

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

16:03/mi

2:23:12

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

32:19/mi

2:45:15

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

26:04/mi

3:48:26

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

14:27/mi

4:33:21

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

15:52/mi

5:22:40

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

22:19/mi

6:31:59

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

17:27/mi

6:55:47

↑ 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

2:45:1512:36 /mi⚡ faster

2nd Half

4:10:3219:07 /mi+51.6%

Positive split — 51.6% slower in the second half

AI Race Performance Report

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	31:00	9:59	3.11 mi	31:00	9:59	-
10K	1:02:00	9:59	3.10 mi	31:00	9:59	0:00
15K	1:33:19	10:01	3.11 mi	31:19	10:05	+0:06
20K	2:23:12	11:31	3.11 mi	49:53	16:03	+5:58
Half(13.11 mi)	2:45:15	12:36	0.68 mi	22:03	32:19	+16:16
25K	3:48:26	14:42	2.42 mi	1:03:11	26:04	-6:15
30K	4:33:21	14:40	3.11 mi	44:55	14:27	-11:37
35K	5:22:40	14:50	3.11 mi	49:19	15:52	+1:25
40K	6:31:59	15:46	3.10 mi	1:09:19	22:19	+6:27
Finish(26.22 mi)	6:55:47	15:52	1.37 mi	23:48	17:27	-4:52

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:59 /mi

Average Pace

15:52 /mi

Slowest Pace

32:19 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:33:19

22% of race

Time at Steady Pace

2:47:55

40% of race

Time at Slower Pace

2:34:33

37% of race

Average Pace: 15:51 /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	F40-44	Seg. Overall	Seg. Females	Seg. F40-44
5K	3.11 mi	35380	12789	1723	37446	13888	1840
10K	3.10 mi	34945+435	12554+235	1693+30	34785	12508	1674
15K	3.11 mi	35654-709	12926-372	1732-39	37446	13888	1840
20K	3.11 mi	45745-10091	18930-6004	2454-722	53416	24055	3069
Half(13.11 mi)	0.68 mi	49630-3885	21443-2513	2745-291	54102	24556	3124
25K	2.42 mi	53023-3393	23743-2300	3027-282	54104	24558	3124
30K	3.11 mi	52657+366	23512+231	2992+35	48709	21335	2729
35K	3.11 mi	52534+123	23439+73	2987+5	51006	22792	2918
40K	3.10 mi	53297-763	23969-530	3051-64	54023	24524	3124
Finish(26.22 mi)	1.37 mi	53319-22	23993-24	3057-6	53201	24051	3060

24051

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