ST JUDE MEMPHIS MARATHON HALF MARATHON 2025

Jennifer Duff

Oak Grove, LA

Bib: 18332 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 6843

Top 18%

Gender (Female)

#0 / 3868

Top 11%

Masters (Masters Women)

#0 / 1487

Top 8%

Division (F40-44)

#0 / 397

Top 14%

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

8:24/mi

26:07

↑ 118 ft↓ 72 ft0.3% grade

304 ft elev

10K· 6.21 mi

8:43/mi

53:13

↑ 105 ft↓ 119 ft

290 ft elev

7:07/mi

1:05:55

↑ 35 ft↓ 76 ft0.4% grade

245 ft elev

10M

9:21/mi

1:24:36

↑ 45 ft↓ 35 ft

254 ft elev

11M

9:43/mi

1:34:19

↑ 29 ft↓ 24 ft

260 ft elev

Finish· 13.11 mi

10:44/mi

1:56:57

↑ 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

53:138:34 /mi⚡ faster

2nd Half

1:03:449:15 /mi+19.8%

Positive split — 19.8% 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	26:07	8:24	3.11 mi	26:07	8:24	-
10K	53:13	8:34	3.10 mi	27:06	8:43	+0:19
8M	1:05:55	8:14	1.79 mi	12:42	7:07	-1:36
10M	1:24:36	8:28	2.00 mi	18:41	9:21	+2:14
11M	1:34:19	8:34	1.00 mi	9:43	9:43	+0:22
Finish(13.11 mi)	1:56:57	8:55	2.11 mi	22:38	10:44	+1:01

Trend:

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:07 /mi

Average Pace

8:55 /mi

Slowest Pace

10:44 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:05:55

56% of race

Time at Steady Pace

28:24

24% of race

Time at Slower Pace

22:38

19% of race

Average Pace: 8:55 /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	F40-44	Seg. Overall	Seg. Females	Seg. F40-44
5K	3.11 mi	789	223	223	789	223	223
10K	3.10 mi	918-129	285-62	285-62	1130	368	368
8M	1.79 mi	948-30	299-14	299-14	1264	408	408
10M	2.00 mi	1038-90	333-34	333-34	1415	483	483
11M	1.00 mi	1088-50	345-12	345-12	1612	596	596
Finish(13.11 mi)	2.11 mi	1238-150	410-65	410-65	1817	728	728

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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