Alexandra Marrero Rivera

Carolina

Bib: 54833 F

0:00

0:00

/ mi

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Division (F30-34)

#0 / 4161

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

12:18/mi

38:13

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

13:38/mi

1:20:34

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

11:32/mi

1:56:23

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

11:19/mi

2:31:32

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

12:03/mi

2:39:45

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

11:20/mi

3:07:13

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

11:31/mi

3:42:59

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

11:32/mi

4:18:50

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

11:43/mi

4:55:15

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

11:28/mi

5:10:54

↑ 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

2:39:4512:11 /mi+5.4%

2nd Half

2:31:0911:32 /mi✓ faster

Negative split — 5.4% faster in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	38:13	12:18	3.11 mi	38:13	12:18	-
10K	1:20:34	12:58	3.10 mi	42:21	13:38	+1:20
15K	1:56:23	12:29	3.11 mi	35:49	11:32	-2:06
20K	2:31:32	12:12	3.11 mi	35:09	11:19	-0:13
Half(13.11 mi)	2:39:45	12:11	0.68 mi	8:13	12:03	+0:44
25K	3:07:13	12:03	2.42 mi	27:28	11:20	-0:43
30K	3:42:59	11:58	3.11 mi	35:46	11:31	+0:11
35K	4:18:50	11:54	3.11 mi	35:51	11:32	+0:01
40K	4:55:15	11:53	3.10 mi	36:25	11:43	+0:11
Finish(26.22 mi)	5:10:54	11:52	1.37 mi	15:39	11:28	-0:15

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

11:19 /mi

Average Pace

11:52 /mi

Slowest Pace

13:38 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:42:07

71% of race

Time at Slower Pace

1:28:47

29% of race

Average Pace: 11:51 /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	F30-34	Seg. Overall	Seg. Females	Seg. F30-34
5K	3.11 mi	50627	22105	3767	46496	19371	3350
10K	3.10 mi	51262-635	22480-375	3819-52	51559	22674	3864
15K	3.11 mi	50007+1255	21667+813	3712+107	46496	19371	3350
20K	3.11 mi	48559+1448	20733+934	3556+156	43406	17564	3082
Half(13.11 mi)	0.68 mi	48336+223	20601+132	3536+20	44145	18246	3182
25K	2.42 mi	47100+1236	19864+737	3405+131	40525	16180	2842
30K	3.11 mi	45561+1539	18968+896	3269+136	38055	15145	2664
35K	3.11 mi	44093+1468	18238+730	3155+114	35414	14187	2514
40K	3.10 mi	42744+1349	17619+619	3066+89	32725	13380	2395
Finish(26.22 mi)	1.37 mi	42490+254	17521+98	3054+12	37313	15916	2850

15916

Passing Analysis

No position changes recorded for this athlete.

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All Results

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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