ST JUDE MEMPHIS MARATHON HALF MARATHON 2025

Zach Alexander

Memphis, TN

Bib: 13850 M

0:00

0:00

/ mi

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Overall

#0 / 6843

Top 24%

Gender (Male)

#0 / 2969

Top 35%

Division (M35-39)

#0 / 373

Top 38%

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

9:25/mi

29:16

↑ 118 ft↓ 72 ft0.3% grade

304 ft elev

10K· 6.21 mi

9:24/mi

58:28

↑ 105 ft↓ 119 ft

290 ft elev

7:40/mi

1:12:10

↑ 35 ft↓ 76 ft0.4% grade

245 ft elev

10M

9:37/mi

1:31:23

↑ 45 ft↓ 35 ft

254 ft elev

11M

9:16/mi

1:40:39

↑ 29 ft↓ 24 ft

260 ft elev

Finish· 13.11 mi

9:44/mi

2:01:10

↑ 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

58:289:25 /mi⚡ faster

2nd Half

1:02:419:05 /mi+7.2%

Positive split — 7.2% slower in the second half

AI Race Performance Report

Zach'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	29:16	9:25	3.11 mi	29:16	9:25	-
10K	58:28	9:25	3.10 mi	29:12	9:24	-0:01
8M	1:12:10	9:01	1.79 mi	13:42	7:40	-1:44
10M	1:31:23	9:08	2.00 mi	19:13	9:37	+1:57
11M	1:40:39	9:09	1.00 mi	9:16	9:16	-0:21
Finish(13.11 mi)	2:01:10	9:15	2.11 mi	20:31	9:44	+0:28

Trend:

Faster pace

Steady pace

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More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:40 /mi

Average Pace

9:15 /mi

Slowest Pace

9:44 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

13:42

11% of race

Time at Steady Pace

1:47:28

89% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:15 /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	Males	M35-39	Seg. Overall	Seg. Males	Seg. M35-39
5K	3.11 mi	2054	1284	1284	2054	1284	1284
10K	3.10 mi	2002+52	1252+32	1252+32	1966	1232	1232
8M	1.79 mi	1994+8	1250+2	1250+2	2053	1264	1264
10M	2.00 mi	1910+84	1198+52	1198+52	1699	1082	1082
11M	1.00 mi	1819+91	1150+48	1150+48	1195	810	810
Finish(13.11 mi)	2.11 mi	1620+199	1038+112	1038+112	951	661	661

661

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

ALSAC / St. Jude Children's Research Hospital

Race timed by

Sportstats