Colleen Sliney

Brookline

Bib: 11073 F

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 54109

Top 25%

Gender (Female)

#0 / 24561

Top 13%

Division (F25-29)

#0 / 5362

Top 16%

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

8:01/mi

24:55

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

7:57/mi

49:37

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

7:46/mi

1:13:46

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

7:51/mi

1:38:10

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

7:58/mi

1:43:36

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

7:56/mi

2:02:50

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

8:13/mi

2:28:22

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

8:31/mi

2:54:51

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

8:43/mi

3:21:56

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

8:00/mi

3:32:51

↑ 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

1:43:367:54 /mi⚡ faster

2nd Half

1:49:158:20 /mi+5.5%

Positive split — 5.5% slower in the second half

AI Race Performance Report

Colleen's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

Free account · no payment

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	24:55	8:01	3.11 mi	24:55	8:01	-
10K	49:37	7:59	3.10 mi	24:42	7:57	-0:04
15K	1:13:46	7:55	3.11 mi	24:09	7:46	-0:11
20K	1:38:10	7:54	3.11 mi	24:24	7:51	+0:05
Half(13.11 mi)	1:43:36	7:54	0.68 mi	5:26	7:58	+0:07
25K	2:02:50	7:54	2.42 mi	19:14	7:56	-0:02
30K	2:28:22	7:58	3.11 mi	25:32	8:13	+0:17
35K	2:54:51	8:02	3.11 mi	26:29	8:31	+0:18
40K	3:21:56	8:07	3.10 mi	27:05	8:43	+0:12
Finish(26.22 mi)	3:32:51	8:07	1.37 mi	10:55	8:00	-0:43

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:46 /mi

Average Pace

8:07 /mi

Slowest Pace

8:43 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:05:46

87% of race

Time at Steady Pace

27:05

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:07 /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	15095	3714	932	13770	3153	833
10K	3.10 mi	14712+383	3571+143	895+37	14445	3453	869
15K	3.11 mi	14311+401	3397+174	867+28	13770	3153	833
20K	3.11 mi	14013+298	3284+113	852+15	13282	2965	803
Half(13.11 mi)	0.68 mi	13947+66	3252+32	850+2	13322	3034	817
25K	2.42 mi	13815+132	3204+48	835+15	13428	3086	824
30K	3.11 mi	13766+49	3223-19	849-14	14089	3480	894
35K	3.11 mi	13802-36	3288-65	859-10	14602	3955	995
40K	3.10 mi	13505+297	3278+10	848+11	13218	3832	933
Finish(26.22 mi)	1.37 mi	13223+282	3223+55	842+6	10053	2672	735

2672

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Colleen's race

Checkpoint splits, rankings, passing analysis and qualifying. One free sign-in reveals them here — and on every race you look up.

All Results

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Chicago Event Management

Race timed by

Mika Timing