ST JUDE MEMPHIS MARATHON HALF MARATHON 2025

Melissa McCallum

Ashland, MS

Bib: 10942 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 (F50-54)

#0 / 302

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

14:19/mi

44:30

↑ 118 ft↓ 72 ft0.3% grade

304 ft elev

10K· 6.21 mi

15:02/mi

1:31:11

↑ 105 ft↓ 119 ft

290 ft elev

12:31/mi

1:53:33

↑ 35 ft↓ 76 ft0.4% grade

245 ft elev

10M

17:22/mi

2:28:17

↑ 45 ft↓ 35 ft

254 ft elev

11M

18:22/mi

2:46:39

↑ 29 ft↓ 24 ft

260 ft elev

Finish· 13.11 mi

20:30/mi

3:29:53

↑ 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

1:31:1114:40 /mi⚡ faster

2nd Half

1:58:4117:13 /mi+30.2%

Positive split — 30.2% slower in the second half

AI Race Performance Report

Melissa'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	44:30	14:19	3.11 mi	44:30	14:19	-
10K	1:31:11	14:40	3.10 mi	46:41	15:02	+0:43
8M	1:53:33	14:12	1.79 mi	22:22	12:31	-2:31
10M	2:28:17	14:50	2.00 mi	34:44	17:22	+4:51
11M	2:46:39	15:09	1.00 mi	18:22	18:22	+1:00
Finish(13.11 mi)	3:29:53	16:01	2.11 mi	43:14	20:30	+2:08

Trend:

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Checkpoints & Pacing

Pace Line

Fastest Pace

12:31 /mi

Average Pace

16:01 /mi

Slowest Pace

20:30 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:53:33

54% of race

Time at Steady Pace

53:06

25% of race

Time at Slower Pace

43:14

21% of race

Average Pace: 16:01 /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	F50-54	Seg. Overall	Seg. Females	Seg. F50-54
5K	3.11 mi	6291	3466	3466	6291	3466	3466
10K	3.10 mi	6259+32	3450+16	3450+16	6228	3434	3434
8M	1.79 mi	6247+12	3446+4	3446+4	6236	3443	3443
10M	2.00 mi	6299-52	3484-38	3484-38	6478	3610	3610
11M	1.00 mi	6317-18	3497-13	3497-13	6526	3646	3646
Finish(13.11 mi)	2.11 mi	6383-66	3546-49	3546-49	6564	3690	3690

3690

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