Marian Johnson

Weston

Bib: 22010 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Top 5%

Gender (Female)

#0 / 24561

Top 0.7%

Masters (Masters Women)

#0 / 9409

Top 0.2%

Division (F40-44)

#0 / 3124

Top 0.4%

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

6:44/mi

20:56

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

6:41/mi

41:41

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

6:35/mi

1:02:09

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

6:38/mi

1:22:45

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

6:37/mi

1:27:16

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

6:29/mi

1:42:59

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

6:30/mi

2:03:11

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

6:34/mi

2:23:34

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

6:42/mi

2:44:22

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

6:52/mi

2:53:44

↑ 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

1:27:166:39 /mi⚖️ balanced

2nd Half

1:26:286:36 /mi⚖️ balanced

Even split — consistent pacing between halves

AI Race Performance Report

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	20:56	6:44	3.11 mi	20:56	6:44	-
10K	41:41	6:42	3.10 mi	20:45	6:41	-0:03
15K	1:02:09	6:40	3.11 mi	20:28	6:35	-0:06
20K	1:22:45	6:40	3.11 mi	20:36	6:38	+0:03
Half(13.11 mi)	1:27:16	6:39	0.68 mi	4:31	6:37	-0:01
25K	1:42:59	6:38	2.42 mi	15:43	6:29	-0:08
30K	2:03:11	6:36	3.11 mi	20:12	6:30	+0:01
35K	2:23:34	6:36	3.11 mi	20:23	6:34	+0:04
40K	2:44:22	6:37	3.10 mi	20:48	6:42	+0:08
Finish(26.22 mi)	2:53:44	6:38	1.37 mi	9:22	6:52	+0:10

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:29 /mi

Average Pace

6:38 /mi

Slowest Pace

6:52 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:44:22

95% of race

Time at Steady Pace

9:22

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:38 /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	F40-44	Seg. Overall	Seg. Females	Seg. F40-44
5K	3.11 mi	4456	403	40	3563	260	25
10K	3.10 mi	3990+466	320+83	33+7	3669	266	26
15K	3.11 mi	3828+162	292+28	30+3	3563	260	25
20K	3.11 mi	3677+151	272+20	27+3	3301	233	22
Half(13.11 mi)	0.68 mi	3624+53	268+4	26+1	3008	198	18
25K	2.42 mi	3369+255	240+28	22+4	2485	153	13
30K	3.11 mi	3057+312	213+27	21+1	2142	134	12
35K	3.11 mi	2799+258	186+27	18+3	1913	120	9
40K	3.10 mi	2548+251	171+15	14+4	1849	148	8
Finish(26.22 mi)	1.37 mi	2530+18	176-5	13+1	3212	412	41

412

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