Claudia Brennan

Chicago

Bib: 51162 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 (F55-59)

#0 / 1120

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

11:16/mi

35:01

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

11:39/mi

1:11:14

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

11:18/mi

1:46:22

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

12:27/mi

2:25:04

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

11:27/mi

2:32:53

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

12:17/mi

3:02:40

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

12:57/mi

3:42:55

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

13:00/mi

4:23:18

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

13:44/mi

5:05:57

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

12:25/mi

5:22:53

↑ 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

2:32:5311:40 /mi⚡ faster

2nd Half

2:50:0012:58 /mi+11.2%

Positive split — 11.2% 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	35:01	11:16	3.11 mi	35:01	11:16	-
10K	1:11:14	11:28	3.10 mi	36:13	11:39	+0:23
15K	1:46:22	11:25	3.11 mi	35:08	11:18	-0:21
20K	2:25:04	11:40	3.11 mi	38:42	12:27	+1:09
Half(13.11 mi)	2:32:53	11:40	0.68 mi	7:49	11:27	-1:00
25K	3:02:40	11:46	2.42 mi	29:47	12:17	+0:50
30K	3:42:55	11:57	3.11 mi	40:15	12:57	+0:40
35K	4:23:18	12:06	3.11 mi	40:23	13:00	+0:03
40K	5:05:57	12:19	3.10 mi	42:39	13:44	+0:44
Finish(26.22 mi)	5:22:53	12:19	1.37 mi	16:56	12:25	-1:19

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

11:16 /mi

Average Pace

12:19 /mi

Slowest Pace

13:44 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:54:11

35% of race

Time at Steady Pace

1:25:25

26% of race

Time at Slower Pace

2:03:17

38% of race

Average Pace: 12:19 /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	F55-59	Seg. Overall	Seg. Females	Seg. F55-59
5K	3.11 mi	45991	19082	830	45492	18739	770
10K	3.10 mi	45901+90	18988+94	813+17	45858	19004	818
15K	3.11 mi	45707+194	18889+99	799+14	45492	18739	770
20K	3.11 mi	46441-734	19377-488	825-26	47914	20421	875
Half(13.11 mi)	0.68 mi	46153+288	19205+172	816+9	41567	16702	672
25K	2.42 mi	45829+324	19045+160	803+13	44581	18615	778
30K	3.11 mi	45547+282	18960+85	786+17	44146	18687	784
35K	3.11 mi	45053+494	18773+187	773+13	42270	17948	727
40K	3.10 mi	44706+347	18732+41	770+3	42487	18461	773
Finish(26.22 mi)	1.37 mi	44603+103	18720+12	769+1	42520	18592	719

18592

Passing Analysis

No position changes recorded for this athlete.

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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