Mary Collins

Chicago

Bib: 24164 F

0:00

0:00

/ mi

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Top 44%

Division (F25-29)

#0 / 5362

Top 46%

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

9:41/mi

30:06

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:35/mi

59:53

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

9:27/mi

1:29:16

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:33/mi

1:58:57

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:42/mi

2:05:34

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

9:41/mi

2:29:02

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

10:16/mi

3:00:56

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

10:32/mi

3:33:38

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

11:25/mi

4:09:07

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

10:40/mi

4:23:40

↑ 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

2:05:349:35 /mi⚡ faster

2nd Half

2:18:0610:32 /mi+10.0%

Positive split — 10.0% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	30:06	9:41	3.11 mi	30:06	9:41	-
10K	59:53	9:38	3.10 mi	29:47	9:35	-0:06
15K	1:29:16	9:35	3.11 mi	29:23	9:27	-0:08
20K	1:58:57	9:34	3.11 mi	29:41	9:33	+0:06
Half(13.11 mi)	2:05:34	9:35	0.68 mi	6:37	9:42	+0:09
25K	2:29:02	9:36	2.42 mi	23:28	9:41	-0:01
30K	3:00:56	9:42	3.11 mi	31:54	10:16	+0:35
35K	3:33:38	9:49	3.11 mi	32:42	10:32	+0:16
40K	4:09:07	10:01	3.10 mi	35:29	11:25	+0:53
Finish(26.22 mi)	4:23:40	10:04	1.37 mi	14:33	10:40	-0:45

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:27 /mi

Average Pace

10:04 /mi

Slowest Pace

11:25 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:29:02

57% of race

Time at Slower Pace

1:54:38

43% of race

Average Pace: 10:03 /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	32841	11452	2548	32149	11022	2499
10K	3.10 mi	32118+723	11083+369	2486+62	31684	10900	2459
15K	3.11 mi	32044+74	11004+79	2477+9	32149	11022	2499
20K	3.11 mi	31725+319	10862+142	2453+24	30952	10487	2421
Half(13.11 mi)	0.68 mi	31563+162	10786+76	2453	29928	10115	2349
25K	2.42 mi	31133+430	10637+149	2427+26	29805	10132	2330
30K	3.11 mi	30876+257	10613+24	2426+1	30655	10965	2526
35K	3.11 mi	30432+444	10550+63	2415+11	29415	10836	2531
40K	3.10 mi	30303+129	10754-204	2466-51	30975	12461	2925
Finish(26.22 mi)	1.37 mi	30292+11	10806-52	2491-25	31648	12947	3135

12947

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