ST JUDE MEMPHIS MARATHON HALF MARATHON 2025

Mackenzie Crowson

Fort Smith, AR

Bib: 10629 F

0:00

0:00

/ mi

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Overall

#0 / 6843

Top 50%

Gender (Female)

#0 / 3868

Top 40%

Division (F20-24)

#0 / 737

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

10:29/mi

32:33

↑ 118 ft↓ 72 ft0.3% grade

304 ft elev

10K· 6.21 mi

10:39/mi

1:05:38

↑ 105 ft↓ 119 ft

290 ft elev

8:18/mi

1:20:28

↑ 35 ft↓ 76 ft0.4% grade

245 ft elev

10M

11:34/mi

1:43:35

↑ 45 ft↓ 35 ft

254 ft elev

11M

11:59/mi

1:55:34

↑ 29 ft↓ 24 ft

260 ft elev

Finish· 13.11 mi

12:36/mi

2:22:08

↑ 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

1:05:3810:34 /mi⚡ faster

2nd Half

1:16:3011:06 /mi+16.6%

Positive split — 16.6% 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	32:33	10:29	3.11 mi	32:33	10:29	-
10K	1:05:38	10:34	3.10 mi	33:05	10:39	+0:10
8M	1:20:28	10:03	1.79 mi	14:50	8:18	-2:21
10M	1:43:35	10:22	2.00 mi	23:07	11:34	+3:16
11M	1:55:34	10:30	1.00 mi	11:59	11:59	+0:25
Finish(13.11 mi)	2:22:08	10:51	2.11 mi	26:34	12:36	+0:37

Trend:

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Checkpoints & Pacing

Pace Line

Fastest Pace

8:18 /mi

Average Pace

10:51 /mi

Slowest Pace

12:36 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:20:28

57% of race

Time at Steady Pace

35:06

25% of race

Time at Slower Pace

26:34

19% of race

Average Pace: 10:50 /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	3533	1611	1611	3533	1611	1611
10K	3.10 mi	3496+37	1596+15	1596+15	3485	1587	1587
8M	1.79 mi	3350+146	1522+74	1522+74	3016	1330	1330
10M	2.00 mi	3416-66	1564-42	1564-42	3576	1693	1693
11M	1.00 mi	3440-24	1584-20	1584-20	3569	1711	1711
Finish(13.11 mi)	2.11 mi	3390+50	1560+24	1560+24	3302	1564	1564

1564

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