ST JUDE MEMPHIS MARATHON HALF MARATHON 2025

Mackenzie Williams

Auburn, AL

Bib: 12713 F

0:00

0:00

/ mi

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Overall

#0 / 6843

Top 36%

Gender (Female)

#0 / 3868

Top 26%

Division (F20-24)

#0 / 737

Top 30%

Race Day Weather

35°/25°F

mist

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Mile 5 · 261 ft

Start

0:00

Race begins

258 ft elev

5K· 3.11 mi

9:48/mi

30:27

↑ 118 ft↓ 72 ft0.3% grade

304 ft elev

10K· 6.21 mi

9:44/mi

1:00:42

↑ 105 ft↓ 119 ft

290 ft elev

8:00/mi

1:14:59

↑ 35 ft↓ 76 ft0.4% grade

245 ft elev

10M

10:32/mi

1:36:02

↑ 45 ft↓ 35 ft

254 ft elev

11M

10:35/mi

1:46:37

↑ 29 ft↓ 24 ft

260 ft elev

Finish· 13.11 mi

11:46/mi

2:11:25

↑ 73 ft↓ 70 ft

262 ft elev

Course Elevation

407ft

Total climb

79ft

Range

237 to 316 ft

403ft

Total descent

About the height of a seven-story building

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The Course

Half Splits

1st Half· via 10K

1:00:429:46 /mi⚡ faster

2nd Half

1:10:4310:15 /mi+16.5%

Positive split — 16.5% slower in the second half

AI Race Performance Report

Mackenzie's race, broken down like a coach

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	30:27	9:48	3.11 mi	30:27	9:48	-
10K	1:00:42	9:46	3.10 mi	30:15	9:44	-0:04
8M	1:14:59	9:22	1.79 mi	14:17	8:00	-1:44
10M	1:36:02	9:36	2.00 mi	21:03	10:32	+2:32
11M	1:46:37	9:42	1.00 mi	10:35	10:35	+0:03
Finish(13.11 mi)	2:11:25	10:01	2.11 mi	24:48	11:46	+1:11

Trend:

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:00 /mi

Average Pace

10:01 /mi

Slowest Pace

11:46 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:14:59

57% of race

Time at Steady Pace

31:38

24% of race

Time at Slower Pace

24:48

19% of race

Average Pace: 10:01 /mi

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Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

Heatmap

0mi3.3mi6.6mi9.8mi13.1mi

Pace:

Faster

Steady

Slower

Checkpoint and Segment Rankings

Checkpoint	Seg. Dist	Overall	Females	F20-24	Seg. Overall	Seg. Females	Seg. F20-24
5K	3.11 mi	2543	1024	1024	2543	1024	1024
10K	3.10 mi	2401+142	949+75	949+75	2348	926	926
8M	1.79 mi	2413-12	965-16	965-16	2515	1033	1033
10M	2.00 mi	2447-34	989-24	989-24	2600	1097	1097
11M	1.00 mi	2419+28	979+10	979+10	2360	990	990
Finish(13.11 mi)	2.11 mi	2431-12	1001-22	1001-22	2643	1162	1162

1162

Passing Analysis

No position changes recorded for this athlete.

All Results

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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

ALSAC / St. Jude Children's Research Hospital

Race timed by

Sportstats