ST JUDE MEMPHIS MARATHON HALF MARATHON 2025

Jamie Byrd

Collierville, TN

Bib: 18758 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 6843

Top 15%

Gender (Female)

#0 / 3868

Top 8%

Masters (Masters Women)

#0 / 1487

Top 6%

Division (F40-44)

#0 / 397

Top 11%

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

8:32/mi

26:32

↑ 118 ft↓ 72 ft0.3% grade

304 ft elev

10K· 6.21 mi

8:38/mi

53:21

↑ 105 ft↓ 119 ft

290 ft elev

7:03/mi

1:05:56

↑ 35 ft↓ 76 ft0.4% grade

245 ft elev

10M

8:57/mi

1:23:50

↑ 45 ft↓ 35 ft

254 ft elev

11M

9:12/mi

1:33:02

↑ 29 ft↓ 24 ft

260 ft elev

Finish· 13.11 mi

10:07/mi

1:54:23

↑ 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

53:218:35 /mi⚡ faster

2nd Half

1:01:028:51 /mi+14.4%

Positive split — 14.4% slower in the second half

AI Race Performance Report

Jamie'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	26:32	8:32	3.11 mi	26:32	8:32	-
10K	53:21	8:35	3.10 mi	26:49	8:38	+0:06
8M	1:05:56	8:14	1.79 mi	12:35	7:03	-1:35
10M	1:23:50	8:23	2.00 mi	17:54	8:57	+1:54
11M	1:33:02	8:27	1.00 mi	9:12	9:12	+0:15
Finish(13.11 mi)	1:54:23	8:44	2.11 mi	21:21	10:07	+0:55

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

7:03 /mi

Average Pace

8:44 /mi

Slowest Pace

10:07 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

12:35

11% of race

Time at Steady Pace

1:20:27

70% of race

Time at Slower Pace

21:21

19% of race

Average Pace: 8:43 /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	906	279	279	906	279	279
10K	3.10 mi	935-29	292-13	292-13	1001	321	321
8M	1.79 mi	950-15	301-9	301-9	1152	365	365
10M	2.00 mi	947+3	295+6	295+6	951	285	285
11M	1.00 mi	959-12	297-2	297-2	1114	351	351
Finish(13.11 mi)	2.11 mi	997-38	311-14	311-14	1293	460	460

460

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