Irene Rios

Chicago

Bib: 24842 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Masters (Masters Women)

#0 / 9409

Top 48%

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

9:47/mi

30:25

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:32/mi

1:00:01

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

9:28/mi

1:29:25

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:34/mi

1:59:09

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:45/mi

2:05:48

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

9:41/mi

2:29:16

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

10:33/mi

3:02:03

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

11:23/mi

3:37:26

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

13:20/mi

4:18:53

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

11:25/mi

4:34:27

↑ 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

2:05:489:36 /mi⚡ faster

2nd Half

2:28:3911:20 /mi+18.2%

Positive split — 18.2% 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	30:25	9:47	3.11 mi	30:25	9:47	-
10K	1:00:01	9:40	3.10 mi	29:36	9:32	-0:15
15K	1:29:25	9:36	3.11 mi	29:24	9:28	-0:04
20K	1:59:09	9:35	3.11 mi	29:44	9:34	+0:06
Half(13.11 mi)	2:05:48	9:36	0.68 mi	6:39	9:45	+0:11
25K	2:29:16	9:37	2.42 mi	23:28	9:41	-0:04
30K	3:02:03	9:46	3.11 mi	32:47	10:33	+0:52
35K	3:37:26	10:00	3.11 mi	35:23	11:23	+0:50
40K	4:18:53	10:25	3.10 mi	41:27	13:20	+1:57
Finish(26.22 mi)	4:34:27	10:29	1.37 mi	15:34	11:25	-1:55

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:28 /mi

Average Pace

10:29 /mi

Slowest Pace

13:20 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:29:16

54% of race

Time at Slower Pace

2:05:11

46% of race

Average Pace: 10:28 /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	33742	11921	1277	32196	11047	1181
10K	3.10 mi	32320+1422	11188+733	1197+80	31187	10640	1127
15K	3.11 mi	32189+131	11091+97	1188+9	32196	11047	1181
20K	3.11 mi	31859+330	10925+166	1167+21	31105	10554	1106
Half(13.11 mi)	0.68 mi	31711+148	10866+59	1162+5	30316	10327	1090
25K	2.42 mi	31248+463	10697+169	1141+21	29809	10136	1069
30K	3.11 mi	31311-63	10830-133	1152-11	32541	12000	1264
35K	3.11 mi	31766-455	11265-435	1211-59	34585	13720	1415
40K	3.10 mi	33362-1596	12349-1084	1303-92	40785	17563	1794
Finish(26.22 mi)	1.37 mi	33495-133	12497-148	1310-7	36878	15683	1554

15683

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