ST JUDE MEMPHIS MARATHON HALF MARATHON 2025

Krista Williams

Memphis, TN

Bib: 12662 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

14:00/mi

43:31

↑ 118 ft↓ 72 ft0.3% grade

304 ft elev

10K· 6.21 mi

12:59/mi

1:23:50

↑ 105 ft↓ 119 ft

290 ft elev

10:47/mi

1:43:05

↑ 35 ft↓ 76 ft0.4% grade

245 ft elev

10M

15:15/mi

2:13:34

↑ 45 ft↓ 35 ft

254 ft elev

11M

13:37/mi

2:27:11

↑ 29 ft↓ 24 ft

260 ft elev

Finish· 13.11 mi

14:10/mi

2:57:03

↑ 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

1:23:5013:30 /mi⚡ faster

2nd Half

1:33:1213:31 /mi+11.2%

Positive split — 11.2% slower in the second half

AI Race Performance Report

Krista'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	43:31	14:00	3.11 mi	43:31	14:00	-
10K	1:23:50	13:30	3.10 mi	40:19	12:59	-1:01
8M	1:43:05	12:53	1.79 mi	19:15	10:47	-2:12
10M	2:13:34	13:21	2.00 mi	30:29	15:15	+4:28
11M	2:27:11	13:23	1.00 mi	13:37	13:37	-1:38
Finish(13.11 mi)	2:57:03	13:30	2.11 mi	29:52	14:10	+0:33

Trend:

Faster pace

Steady pace

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Checkpoints & Pacing

Pace Line

Fastest Pace

10:47 /mi

Average Pace

13:30 /mi

Slowest Pace

15:15 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

59:34

34% of race

Time at Steady Pace

1:27:00

49% of race

Time at Slower Pace

30:29

17% of race

Average Pace: 13:30 /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	6217	3417	3417	6217	3417	3417
10K	3.10 mi	5882+335	3181+236	3181+236	5421	2867	2867
8M	1.79 mi	5822+60	3148+33	3148+33	5484	2925	2925
10M	2.00 mi	5835-13	3155-7	3155-7	5854	3189	3189
11M	1.00 mi	5751+84	3095+60	3095+60	4741	2454	2454
Finish(13.11 mi)	2.11 mi	5559+192	2965+130	2965+130	4427	2288	2288

2288

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