ST JUDE MEMPHIS MARATHON HALF MARATHON 2025

Jennifer Jackson

Memphis, TN

Bib: 11786 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 6843

Gender (Female)

#0 / 3868

Top 50%

Masters (Masters Women)

#0 / 1487

Top 40%

Division (F45-49)

#0 / 370

Top 43%

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

10:34/mi

32:50

↑ 118 ft↓ 72 ft0.3% grade

304 ft elev

10K· 6.21 mi

11:25/mi

1:08:19

↑ 105 ft↓ 119 ft

290 ft elev

9:12/mi

1:24:46

↑ 35 ft↓ 76 ft0.4% grade

245 ft elev

10M

11:42/mi

1:48:09

↑ 45 ft↓ 35 ft

254 ft elev

11M

12:39/mi

2:00:48

↑ 29 ft↓ 24 ft

260 ft elev

Finish· 13.11 mi

13:37/mi

2:29:31

↑ 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

1:08:1911:00 /mi⚡ faster

2nd Half

1:21:1211:47 /mi+18.9%

Positive split — 18.9% slower in the second half

AI Race Performance Report

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	32:50	10:34	3.11 mi	32:50	10:34	-
10K	1:08:19	11:00	3.10 mi	35:29	11:25	+0:51
8M	1:24:46	10:36	1.79 mi	16:27	9:12	-2:13
10M	1:48:09	10:49	2.00 mi	23:23	11:42	+2:30
11M	2:00:48	10:59	1.00 mi	12:39	12:39	+0:57
Finish(13.11 mi)	2:29:31	11:24	2.11 mi	28:43	13:37	+0:58

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:12 /mi

Average Pace

11:24 /mi

Slowest Pace

13:37 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

49:17

33% of race

Time at Steady Pace

58:52

39% of race

Time at Slower Pace

41:22

28% of race

Average Pace: 11:24 /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	3692	1708	1708	3692	1708	1708
10K	3.10 mi	4019-327	1927-219	1927-219	4303	2095	2095
8M	1.79 mi	4050-31	1935-8	1935-8	4157	2044	2044
10M	2.00 mi	3957+93	1891+44	1891+44	3705	1774	1774
11M	1.00 mi	3962-5	1905-14	1905-14	4095	2048	2048
Finish(13.11 mi)	2.11 mi	3971-9	1927-22	1927-22	4035	2033	2033

2033

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