ST JUDE MEMPHIS MARATHON HALF MARATHON 2025

Mackenzie James

Ofallon, IL

Bib: 16969 F

0:00

0:00

/ mi

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Overall

#0 / 6843

Top 5%

Gender (Female)

#0 / 3868

Top 2%

Division (F20-24)

#0 / 737

Top 2%

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

7:40/mi

23:48

↑ 118 ft↓ 72 ft0.3% grade

304 ft elev

10K· 6.21 mi

7:39/mi

47:35

↑ 105 ft↓ 119 ft

290 ft elev

6:11/mi

58:38

↑ 35 ft↓ 76 ft0.4% grade

245 ft elev

10M

8:01/mi

1:14:39

↑ 45 ft↓ 35 ft

254 ft elev

11M

8:11/mi

1:22:50

↑ 29 ft↓ 24 ft

260 ft elev

Finish· 13.11 mi

9:01/mi

1:41:50

↑ 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

47:357:39 /mi⚡ faster

2nd Half

54:147:52 /mi+14.0%

Positive split — 14.0% 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	23:48	7:40	3.11 mi	23:48	7:40	-
10K	47:35	7:39	3.10 mi	23:47	7:39	-0:01
8M	58:38	7:20	1.79 mi	11:03	6:11	-1:28
10M	1:14:39	7:28	2.00 mi	16:01	8:01	+1:50
11M	1:22:50	7:32	1.00 mi	8:11	8:11	+0:10
Finish(13.11 mi)	1:41:50	7:46	2.11 mi	19:00	9:01	+0:50

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Checkpoints & Pacing

Pace Line

Fastest Pace

6:11 /mi

Average Pace

7:46 /mi

Slowest Pace

9:01 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

11:03

11% of race

Time at Steady Pace

1:11:47

70% of race

Time at Slower Pace

19:00

19% of race

Average Pace: 7:46 /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	327	63	63	327	63	63
10K	3.10 mi	321+6	65-2	65-2	326	64	64
8M	1.79 mi	320+1	63+2	63+2	339	69	69
10M	2.00 mi	321-1	66-3	66-3	353	72	72
11M	1.00 mi	327-6	68-2	68-2	398	84	84
Finish(13.11 mi)	2.11 mi	347-20	75-7	75-7	490	113	113

113

F20-24

113

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