ST JUDE MEMPHIS MARATHON HALF MARATHON 2025

Sarah O'Connor

St. Louis, MO

Bib: 18675 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 6843

Gender (Female)

#0 / 3868

Masters (Masters Women)

#0 / 1487

Division (F45-49)

#0 / 370

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

13:01/mi

40:27

↑ 118 ft↓ 72 ft0.3% grade

304 ft elev

10K· 6.21 mi

14:39/mi

1:25:59

↑ 105 ft↓ 119 ft

290 ft elev

11:51/mi

1:47:09

↑ 35 ft↓ 76 ft0.4% grade

245 ft elev

10M

15:36/mi

2:18:21

↑ 45 ft↓ 35 ft

254 ft elev

11M

16:11/mi

2:34:32

↑ 29 ft↓ 24 ft

260 ft elev

Finish· 13.11 mi

16:52/mi

3:10:06

↑ 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

1:25:5913:50 /mi⚡ faster

2nd Half

1:44:0715:06 /mi+21.1%

Positive split — 21.1% slower in the second half

AI Race Performance Report

Sarah'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	40:27	13:01	3.11 mi	40:27	13:01	-
10K	1:25:59	13:50	3.10 mi	45:32	14:39	+1:38
8M	1:47:09	13:24	1.79 mi	21:10	11:51	-2:48
10M	2:18:21	13:50	2.00 mi	31:12	15:36	+3:45
11M	2:34:32	14:03	1.00 mi	16:11	16:11	+0:35
Finish(13.11 mi)	3:10:06	14:30	2.11 mi	35:34	16:52	+0:41

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:51 /mi

Average Pace

14:30 /mi

Slowest Pace

16:52 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:47:09

56% of race

Time at Steady Pace

47:23

25% of race

Time at Slower Pace

35:34

19% of race

Average Pace: 14:30 /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	F45-49	Seg. Overall	Seg. Females	Seg. F45-49
5K	3.11 mi	5887	3181	3181	5887	3181	3181
10K	3.10 mi	6021-134	3274-93	3274-93	6103	3340	3340
8M	1.79 mi	6012+9	3273+1	3273+1	6002	3279	3279
10M	2.00 mi	6016-4	3285-12	3285-12	5979	3278	3278
11M	1.00 mi	6000+16	3279+6	3279+6	5914	3234	3234
Finish(13.11 mi)	2.11 mi	5971+29	3259+20	3259+20	5720	3132	3132

3132

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