ST JUDE MEMPHIS MARATHON HALF MARATHON 2025

Libby Howard

Jackson, MS

Bib: 14942 F

0:00

0:00

/ mi

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Overall

#0 / 6843

Gender (Female)

#0 / 3868

Division (F25-29)

#0 / 584

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

11:08/mi

34:36

↑ 118 ft↓ 72 ft0.3% grade

304 ft elev

10K· 6.21 mi

11:33/mi

1:10:29

↑ 105 ft↓ 119 ft

290 ft elev

9:53/mi

1:28:08

↑ 35 ft↓ 76 ft0.4% grade

245 ft elev

10M

11:58/mi

1:52:03

↑ 45 ft↓ 35 ft

254 ft elev

11M

13:13/mi

2:05:16

↑ 29 ft↓ 24 ft

260 ft elev

Finish· 13.11 mi

13:06/mi

2:32:53

↑ 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

1:10:2911:21 /mi⚡ faster

2nd Half

1:22:2411:57 /mi+16.9%

Positive split — 16.9% slower in the second half

AI Race Performance Report

Libby'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	34:36	11:08	3.11 mi	34:36	11:08	-
10K	1:10:29	11:21	3.10 mi	35:53	11:33	+0:25
8M	1:28:08	11:01	1.79 mi	17:39	9:53	-1:40
10M	1:52:03	11:12	2.00 mi	23:55	11:58	+2:05
11M	2:05:16	11:23	1.00 mi	13:13	13:13	+1:15
Finish(13.11 mi)	2:32:53	11:40	2.11 mi	27:37	13:06	-0:07

Trend:

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:53 /mi

Average Pace

11:40 /mi

Slowest Pace

13:13 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

52:15

34% of race

Time at Steady Pace

59:48

39% of race

Time at Slower Pace

40:50

27% of race

Average Pace: 11:40 /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	F25-29	Seg. Overall	Seg. Females	Seg. F25-29
5K	3.11 mi	4401	2162	2162	4401	2162	2162
10K	3.10 mi	4434-33	2186-24	2186-24	4431	2181	2181
8M	1.79 mi	4493-59	2228-42	2228-42	4845	2493	2493
10M	2.00 mi	4343+150	2135+93	2135+93	3946	1929	1929
11M	1.00 mi	4357-14	2151-16	2151-16	4498	2290	2290
Finish(13.11 mi)	2.11 mi	4210+147	2080+71	2080+71	3673	1788	1788

1788

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