ST JUDE MEMPHIS MARATHON HALF MARATHON 2025

Lori Shackleford

Hernando, MS

Bib: 18231 F

0:00

0:00

/ mi

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Overall

#0 / 6843

Gender (Female)

#0 / 3868

Division (F35-39)

#0 / 430

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

13:35/mi

42:11

↑ 118 ft↓ 72 ft0.3% grade

304 ft elev

10K· 6.21 mi

14:00/mi

1:25:41

↑ 105 ft↓ 119 ft

290 ft elev

11:32/mi

1:46:17

↑ 35 ft↓ 76 ft0.4% grade

245 ft elev

10M

14:57/mi

2:16:10

↑ 45 ft↓ 35 ft

254 ft elev

11M

15:51/mi

2:32:01

↑ 29 ft↓ 24 ft

260 ft elev

Finish· 13.11 mi

17:15/mi

3:08:23

↑ 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

1:25:4113:47 /mi⚡ faster

2nd Half

1:42:4214:54 /mi+19.9%

Positive split — 19.9% slower in the second half

AI Race Performance Report

Lori'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	42:11	13:35	3.11 mi	42:11	13:35	-
10K	1:25:41	13:47	3.10 mi	43:30	14:00	+0:25
8M	1:46:17	13:17	1.79 mi	20:36	11:32	-2:28
10M	2:16:10	13:37	2.00 mi	29:53	14:57	+3:25
11M	2:32:01	13:49	1.00 mi	15:51	15:51	+0:54
Finish(13.11 mi)	3:08:23	14:22	2.11 mi	36:22	17:15	+1:24

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:32 /mi

Average Pace

14:22 /mi

Slowest Pace

17:15 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:46:17

56% of race

Time at Steady Pace

45:44

24% of race

Time at Slower Pace

36:22

19% of race

Average Pace: 14:22 /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	F35-39	Seg. Overall	Seg. Females	Seg. F35-39
5K	3.11 mi	6105	3337	3337	6105	3337	3337
10K	3.10 mi	6003+102	3261+76	3261+76	5909	3204	3204
8M	1.79 mi	5981+22	3251+10	3251+10	5889	3196	3196
10M	2.00 mi	5940+41	3230+21	3230+21	5742	3105	3105
11M	1.00 mi	5925+15	3222+8	3222+8	5789	3147	3147
Finish(13.11 mi)	2.11 mi	5930-5	3230-8	3230-8	5875	3236	3236

3236

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