ST JUDE MEMPHIS MARATHON HALF MARATHON 2025

Isaac Guess

Memphis, TN

Bib: 11813 M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 6843

Top 5%

Gender (Male)

#0 / 2969

Top 9%

Masters (Masters Men)

#0 / 1204

Top 4%

Division (M50-54)

#0 / 231

Top 3%

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

7:38/mi

23:44

↑ 118 ft↓ 72 ft0.3% grade

304 ft elev

10K· 6.21 mi

7:23/mi

46:39

↑ 105 ft↓ 119 ft

290 ft elev

6:05/mi

57:31

↑ 35 ft↓ 76 ft0.4% grade

245 ft elev

10M

8:08/mi

1:13:46

↑ 45 ft↓ 35 ft

254 ft elev

11M

8:12/mi

1:21:58

↑ 29 ft↓ 24 ft

260 ft elev

Finish· 13.11 mi

9:19/mi

1:41:37

↑ 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

46:397:30 /mi⚡ faster

2nd Half

54:587:58 /mi+17.8%

Positive split — 17.8% 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	23:44	7:38	3.11 mi	23:44	7:38	-
10K	46:39	7:30	3.10 mi	22:55	7:23	-0:15
8M	57:31	7:11	1.79 mi	10:52	6:05	-1:18
10M	1:13:46	7:23	2.00 mi	16:15	8:08	+2:03
11M	1:21:58	7:27	1.00 mi	8:12	8:12	+0:04
Finish(13.11 mi)	1:41:37	7:45	2.11 mi	19:39	9:19	+1:07

Trend:

Faster pace

Steady pace

Slower pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

6:05 /mi

Average Pace

7:45 /mi

Slowest Pace

9:19 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

57:31

57% of race

Time at Steady Pace

24:27

24% of race

Time at Slower Pace

19:39

19% of race

Average Pace: 7:45 /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	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
5K	3.11 mi	315	256	256	315	256	256
10K	3.10 mi	245+70	198+58	198+58	208	169	169
8M	1.79 mi	252-7	203-5	203-5	275	222	222
10M	2.00 mi	274-22	222-19	222-19	407	322	322
11M	1.00 mi	284-10	228-6	228-6	404	317	317
Finish(13.11 mi)	2.11 mi	337-53	265-37	265-37	666	490	490

490

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