Margaret Arnold

Mercer Island

Bib: 66879 F

0:00

0:00

/ mi

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Division (F25-29)

#0 / 5362

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

9:58/mi

30:59

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

11:54/mi

1:07:57

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

10:42/mi

1:41:11

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

10:56/mi

2:15:08

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

11:16/mi

2:22:49

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

10:45/mi

2:48:53

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

11:10/mi

3:23:35

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

12:20/mi

4:01:54

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

13:07/mi

4:42:38

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

11:08/mi

4:57:49

↑ 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

2:22:4910:54 /mi⚡ faster

2nd Half

2:35:0011:49 /mi+8.5%

Positive split — 8.5% slower in the second half

AI Race Performance Report

Margaret's race, broken down like a coach

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	30:59	9:58	3.11 mi	30:59	9:58	-
10K	1:07:57	10:56	3.10 mi	36:58	11:54	+1:56
15K	1:41:11	10:51	3.11 mi	33:14	10:42	-1:12
20K	2:15:08	10:52	3.11 mi	33:57	10:56	+0:14
Half(13.11 mi)	2:22:49	10:54	0.68 mi	7:41	11:16	+0:20
25K	2:48:53	10:52	2.42 mi	26:04	10:45	-0:31
30K	3:23:35	10:55	3.11 mi	34:42	11:10	+0:25
35K	4:01:54	11:07	3.11 mi	38:19	12:20	+1:10
40K	4:42:38	11:22	3.10 mi	40:44	13:07	+0:47
Finish(26.22 mi)	4:57:49	11:22	1.37 mi	15:11	11:08	-1:59

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:58 /mi

Average Pace

11:22 /mi

Slowest Pace

13:07 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:04:13

22% of race

Time at Steady Pace

1:57:35

39% of race

Time at Slower Pace

1:56:01

39% of race

Average Pace: 11:22 /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	F25-29	Seg. Overall	Seg. Females	Seg. F25-29
5K	3.11 mi	35317	12745	2848	41966	16559	3769
10K	3.10 mi	42480-7163	16872-4127	3797-949	46873	19622	4427
15K	3.11 mi	42160+320	16689+183	3784+13	41966	16559	3769
20K	3.11 mi	41840+320	16526+163	3776+8	41118	16190	3729
Half(13.11 mi)	0.68 mi	41699+141	16460+66	3764+12	40463	16003	3727
25K	2.42 mi	40853+846	16015+445	3681+83	37272	14291	3304
30K	3.11 mi	39855+998	15583+432	3588+93	36175	14094	3271
35K	3.11 mi	39847+8	15733-150	3627-39	39422	16388	3789
40K	3.10 mi	40035-188	16042-309	3697-70	39709	17018	3924
Finish(26.22 mi)	1.37 mi	39826+209	15977+65	3695+2	34987	14694	3536

14694

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