Rebecca Alch

Brooklyn

Bib: 11075 F

0:00

0:00

/ mi

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Overall

#0 / 54109

Top 20%

Gender (Female)

#0 / 24561

Top 10%

Division (F25-29)

#0 / 5362

Top 12%

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

7:19/mi

22:43

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

7:27/mi

45:53

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

7:27/mi

1:09:01

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

7:29/mi

1:32:15

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

7:34/mi

1:37:25

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

7:36/mi

1:55:50

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

8:04/mi

2:20:54

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

8:22/mi

2:46:54

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

8:55/mi

3:14:37

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

7:47/mi

3:25:14

↑ 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

1:37:257:26 /mi⚡ faster

2nd Half

1:47:498:13 /mi+10.7%

Positive split — 10.7% slower in the second half

AI Race Performance Report

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	22:43	7:19	3.11 mi	22:43	7:19	-
10K	45:53	7:23	3.10 mi	23:10	7:27	+0:08
15K	1:09:01	7:24	3.11 mi	23:08	7:27	0:00
20K	1:32:15	7:25	3.11 mi	23:14	7:29	+0:02
Half(13.11 mi)	1:37:25	7:26	0.68 mi	5:10	7:34	+0:05
25K	1:55:50	7:27	2.42 mi	18:25	7:36	+0:02
30K	2:20:54	7:34	3.11 mi	25:04	8:04	+0:28
35K	2:46:54	7:40	3.11 mi	26:00	8:22	+0:18
40K	3:14:37	7:50	3.10 mi	27:43	8:55	+0:33
Finish(26.22 mi)	3:25:14	7:50	1.37 mi	10:37	7:47	-1:08

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:19 /mi

Average Pace

7:50 /mi

Slowest Pace

8:55 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

22:43

11% of race

Time at Steady Pace

1:43:44

51% of race

Time at Slower Pace

1:18:47

38% of race

Average Pace: 7:50 /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	8639	1395	423	10456	1958	557
10K	3.10 mi	9019-380	1507-112	444-21	9738	1788	518
15K	3.11 mi	9475-456	1653-146	484-40	10456	1958	557
20K	3.11 mi	9481-6	1663-10	492-8	9678	1731	513
Half(13.11 mi)	0.68 mi	9481	1670-7	493-1	9786	1804	530
25K	2.42 mi	9546-65	1701-31	501-8	10307	2003	580
30K	3.11 mi	9972-426	1880-179	550-49	12832	2996	789
35K	3.11 mi	10447-475	2117-237	611-61	13339	3439	867
40K	3.10 mi	10893-446	2377-260	657-46	14709	4452	1082
Finish(26.22 mi)	1.37 mi	10679+214	2336+41	646+11	8483	2066	597

2066

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