Marguerita Cheng

Potomac

Bib: 38232 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Gender (Female)

#0 / 24561

Top 47%

Masters (Masters Women)

#0 / 9409

Top 44%

Division (F55-59)

#0 / 1120

Top 39%

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

9:15/mi

28:45

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:30/mi

58:17

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

9:18/mi

1:27:11

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:53/mi

1:57:54

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:20/mi

2:04:16

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

9:41/mi

2:27:45

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

11:05/mi

3:02:10

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

10:40/mi

3:35:17

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

12:26/mi

4:13:54

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

10:44/mi

4:28:32

↑ 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

2:04:169:29 /mi⚡ faster

2nd Half

2:24:1611:00 /mi+16.1%

Positive split — 16.1% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	28:45	9:15	3.11 mi	28:45	9:15	-
10K	58:17	9:23	3.10 mi	29:32	9:30	+0:15
15K	1:27:11	9:21	3.11 mi	28:54	9:18	-0:12
20K	1:57:54	9:29	3.11 mi	30:43	9:53	+0:35
Half(13.11 mi)	2:04:16	9:29	0.68 mi	6:22	9:20	-0:33
25K	2:27:45	9:31	2.42 mi	23:29	9:41	+0:21
30K	3:02:10	9:46	3.11 mi	34:25	11:05	+1:24
35K	3:35:17	9:54	3.11 mi	33:07	10:40	-0:25
40K	4:13:54	10:13	3.10 mi	38:37	12:26	+1:46
Finish(26.22 mi)	4:28:32	10:15	1.37 mi	14:38	10:44	-1:42

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:15 /mi

Average Pace

10:15 /mi

Slowest Pace

12:26 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:04:01

24% of race

Time at Steady Pace

1:23:44

31% of race

Time at Slower Pace

2:00:47

45% of race

Average Pace: 10:14 /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	F55-59	Seg. Overall	Seg. Females	Seg. F55-59
5K	3.11 mi	28575	9360	335	30785	10333	377
10K	3.10 mi	29729-1154	9904-544	355-20	30963	10516	386
15K	3.11 mi	30079-350	10050-146	360-5	30785	10333	377
20K	3.11 mi	30984-905	10511-461	382-22	33600	11899	454
Half(13.11 mi)	0.68 mi	30716+268	10379+132	380+2	27068	8730	288
25K	2.42 mi	30480+236	10305+74	376+4	29842	10155	367
30K	3.11 mi	31356-876	10851-546	406-30	35654	13780	536
35K	3.11 mi	30976+380	10837+14	406	30255	11294	412
40K	3.10 mi	31769-793	11497-660	430-24	36480	15356	594
Finish(26.22 mi)	1.37 mi	31759+10	11576-79	432-2	32127	13215	453

13215

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