ST JUDE MEMPHIS MARATHON HALF MARATHON 2025

Sara Blaszczyk

Collierville, TN

Bib: 18241 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 6843

Top 5%

Gender (Female)

#0 / 3868

Top 2%

Masters (Masters Women)

#0 / 1487

Top 1%

Division (F40-44)

#0 / 397

Top 3%

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

7:41/mi

23:53

↑ 118 ft↓ 72 ft0.3% grade

304 ft elev

10K· 6.21 mi

7:48/mi

48:06

↑ 105 ft↓ 119 ft

290 ft elev

6:23/mi

59:31

↑ 35 ft↓ 76 ft0.4% grade

245 ft elev

10M

8:08/mi

1:15:46

↑ 45 ft↓ 35 ft

254 ft elev

11M

8:10/mi

1:23:56

↑ 29 ft↓ 24 ft

260 ft elev

Finish· 13.11 mi

8:42/mi

1:42:17

↑ 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

48:067:44 /mi⚡ faster

2nd Half

54:117:51 /mi+12.6%

Positive split — 12.6% slower in the second half

AI Race Performance Report

Sara'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	23:53	7:41	3.11 mi	23:53	7:41	-
10K	48:06	7:44	3.10 mi	24:13	7:48	+0:07
8M	59:31	7:26	1.79 mi	11:25	6:23	-1:25
10M	1:15:46	7:35	2.00 mi	16:15	8:08	+1:45
11M	1:23:56	7:38	1.00 mi	8:10	8:10	+0:02
Finish(13.11 mi)	1:42:17	7:48	2.11 mi	18:21	8:42	+0:32

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

6:23 /mi

Average Pace

7:48 /mi

Slowest Pace

8:42 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

35:18

35% of race

Time at Steady Pace

48:38

48% of race

Time at Slower Pace

18:21

18% of race

Average Pace: 7:48 /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	339	67	67	339	67	67
10K	3.10 mi	367-28	75-8	75-8	389	83	83
8M	1.79 mi	387-20	83-8	83-8	480	109	109
10M	2.00 mi	384+3	83	83	408	85	85
11M	1.00 mi	376+8	80+3	80+3	391	80	80
Finish(13.11 mi)	2.11 mi	362+14	80	80	346	74	74

Segment Performance Analysis

Start → 5K

0.0 - 3.1 mi

Top 5%

258 ft304 ft

↑ 118ft↓ 72ft

46 ft

Overall

339

Females

F40-44

5K→10K

3.1 - 6.2 mi

Top 6%

304 ft290 ft

↑ 105ft↓ 119ft

57 ft

Overall

389

Females

F40-44

10K→8M

6.2 - 8.0 mi

Top 7%

289 ft247 ft

↑ 35ft↓ 76ft

47 ft

Overall

480

Females

109

F40-44

109

8M→10M

8.0 - 10.0 mi

Top 6%

243 ft253 ft

↑ 45ft↓ 35ft

19 ft

Overall

408

Females

F40-44

10M→11M

10.0 - 11.0 mi

Top 6%

255 ft260 ft

↑ 29ft↓ 24ft

19 ft

Overall

391

Females

F40-44

11M→Finish

11.0 - 13.1 mi

Top 5%

260 ft262 ft

↑ 73ft↓ 70ft

29 ft

Overall

346

Females

F40-44

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