Alison Blackbourn

Carine

Bib: 47988 F

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 54109

Top 45%

Gender (Female)

#0 / 24561

Top 32%

Masters (Masters Women)

#0 / 9409

Top 29%

Division (F45-49)

#0 / 2581

Top 32%

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

8:58/mi

27:50

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

8:57/mi

55:39

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

8:58/mi

1:23:30

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:04/mi

1:51:41

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:16/mi

1:58:00

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

9:02/mi

2:19:55

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

9:19/mi

2:48:51

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

9:54/mi

3:19:37

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

10:03/mi

3:50:51

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

8:50/mi

4:02:54

↑ 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

1:58:009:00 /mi⚡ faster

2nd Half

2:04:549:32 /mi+5.8%

Positive split — 5.8% slower in the second half

AI Race Performance Report

Alison'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	27:50	8:58	3.11 mi	27:50	8:58	-
10K	55:39	8:57	3.10 mi	27:49	8:57	-0:01
15K	1:23:30	8:58	3.11 mi	27:51	8:58	+0:01
20K	1:51:41	8:59	3.11 mi	28:11	9:04	+0:06
Half(13.11 mi)	1:58:00	9:00	0.68 mi	6:19	9:16	+0:12
25K	2:19:55	9:00	2.42 mi	21:55	9:02	-0:14
30K	2:48:51	9:03	3.11 mi	28:56	9:19	+0:17
35K	3:19:37	9:11	3.11 mi	30:46	9:54	+0:35
40K	3:50:51	9:17	3.10 mi	31:14	10:03	+0:09
Finish(26.22 mi)	4:02:54	9:16	1.37 mi	12:03	8:50	-1:13

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:50 /mi

Average Pace

9:16 /mi

Slowest Pace

10:03 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:00:54

74% of race

Time at Steady Pace

1:02:00

26% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:16 /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	F45-49	Seg. Overall	Seg. Females	Seg. F45-49
5K	3.11 mi	25061	7764	846	27217	8596	912
10K	3.10 mi	24828+233	7629+135	826+20	24845	7630	813
15K	3.11 mi	25469-641	7883-254	850-24	27217	8596	912
20K	3.11 mi	25599-130	7939-56	854-4	26313	8208	863
Half(13.11 mi)	0.68 mi	25592+7	7935+4	849+5	26286	8317	868
25K	2.42 mi	25299+293	7854+81	836+13	24421	7569	791
30K	3.11 mi	24864+435	7736+118	820+16	24021	7696	797
35K	3.11 mi	25075-211	8005-269	848-28	25486	8812	922
40K	3.10 mi	24562+513	7967+38	838+10	22735	8165	847
Finish(26.22 mi)	1.37 mi	24090+472	7820+147	820+18	16825	5584	551

5584

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Alison'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