Erin Collins

Ferndale

Bib: 58581 F

0:00

0:00

/ mi

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Top 42%

Division (F25-29)

#0 / 5362

Top 45%

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

9:49/mi

30:30

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:31/mi

1:00:03

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:59/mi

1:27:59

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:29/mi

1:57:27

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:33/mi

2:03:58

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

9:21/mi

2:26:38

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

9:37/mi

2:56:31

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

10:52/mi

3:30:18

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

11:38/mi

4:06:27

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

10:37/mi

4:20:56

↑ 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

2:03:589:27 /mi⚡ faster

2nd Half

2:16:5810:27 /mi+10.5%

Positive split — 10.5% slower in the second half

AI Race Performance Report

Erin'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	30:30	9:49	3.11 mi	30:30	9:49	-
10K	1:00:03	9:40	3.10 mi	29:33	9:31	-0:18
15K	1:27:59	9:26	3.11 mi	27:56	8:59	-0:32
20K	1:57:27	9:27	3.11 mi	29:28	9:29	+0:30
Half(13.11 mi)	2:03:58	9:27	0.68 mi	6:31	9:33	+0:04
25K	2:26:38	9:26	2.42 mi	22:40	9:21	-0:12
30K	2:56:31	9:28	3.11 mi	29:53	9:37	+0:16
35K	3:30:18	9:40	3.11 mi	33:47	10:52	+1:15
40K	4:06:27	9:55	3.10 mi	36:09	11:38	+0:46
Finish(26.22 mi)	4:20:56	9:58	1.37 mi	14:29	10:37	-1:01

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:59 /mi

Average Pace

9:58 /mi

Slowest Pace

11:38 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

27:56

11% of race

Time at Steady Pace

2:28:35

57% of race

Time at Slower Pace

1:24:25

32% of race

Average Pace: 9:57 /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	33949	12009	2671	27576	8777	1997
10K	3.10 mi	32354+1595	11206+803	2507+164	31013	10543	2380
15K	3.11 mi	30852+1502	10439+767	2362+145	27576	8777	1997
20K	3.11 mi	30667+185	10343+96	2358+4	30397	10211	2364
Half(13.11 mi)	0.68 mi	30516+151	10270+73	2346+12	28758	9500	2223
25K	2.42 mi	29852+664	9976+294	2291+55	27420	8955	2072
30K	3.11 mi	28952+900	9642+334	2214+77	26303	8768	2050
35K	3.11 mi	29228-276	9957-315	2275-61	31577	12069	2816
40K	3.10 mi	29493-265	10338-381	2373-98	32214	13095	3086
Finish(26.22 mi)	1.37 mi	29498-5	10402-64	2392-19	31276	12743	3089

12743

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