ST JUDE MEMPHIS MARATHON HALF MARATHON 2025

Samantha Douglas

Memphis, TN

Bib: 18589 F

0:00

0:00

/ mi

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Overall

#0 / 6843

Top 4%

Gender (Female)

#0 / 3868

Top 1%

Division (F35-39)

#0 / 430

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

7:43/mi

24:00

↑ 118 ft↓ 72 ft0.3% grade

304 ft elev

10K· 6.21 mi

7:45/mi

48:05

↑ 105 ft↓ 119 ft

290 ft elev

6:13/mi

59:11

↑ 35 ft↓ 76 ft0.4% grade

245 ft elev

10M

7:48/mi

1:14:47

↑ 45 ft↓ 35 ft

254 ft elev

11M

7:55/mi

1:22:42

↑ 29 ft↓ 24 ft

260 ft elev

Finish· 13.11 mi

8:23/mi

1:40:22

↑ 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

48:057:44 /mi⚡ faster

2nd Half

52:177:35 /mi+8.7%

Positive split — 8.7% 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	24:00	7:43	3.11 mi	24:00	7:43	-
10K	48:05	7:44	3.10 mi	24:05	7:45	+0:02
8M	59:11	7:24	1.79 mi	11:06	6:13	-1:32
10M	1:14:47	7:29	2.00 mi	15:36	7:48	+1:35
11M	1:22:42	7:31	1.00 mi	7:55	7:55	+0:07
Finish(13.11 mi)	1:40:22	7:39	2.11 mi	17:40	8:23	+0:28

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

6:13 /mi

Average Pace

7:39 /mi

Slowest Pace

8:23 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

11:06

11% of race

Time at Steady Pace

1:11:36

71% of race

Time at Slower Pace

17:40

18% of race

Average Pace: 7:39 /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	356	76	76	356	76	76
10K	3.10 mi	366-10	74+2	74+2	367	76	76
8M	1.79 mi	354+12	74	74	355	70	70
10M	2.00 mi	333+21	69+5	69+5	248	46	46
11M	1.00 mi	322+11	65+4	65+4	296	57	57
Finish(13.11 mi)	2.11 mi	297+25	58+7	58+7	229	39	39

F35-39

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