ST JUDE MEMPHIS MARATHON HALF MARATHON 2025

Karen Nielsen

Edmonton, AB

Bib: 13855 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 (F65-69)

#0 / 54

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

17:32/mi

54:27

↑ 118 ft↓ 72 ft0.3% grade

304 ft elev

10K· 6.21 mi

18:05/mi

1:50:39

↑ 105 ft↓ 119 ft

290 ft elev

13:33/mi

2:14:51

↑ 35 ft↓ 76 ft0.4% grade

245 ft elev

10M

17:56/mi

2:50:43

↑ 45 ft↓ 35 ft

254 ft elev

11M

17:41/mi

3:08:24

↑ 29 ft↓ 24 ft

260 ft elev

Finish· 13.11 mi

19:08/mi

3:48:46

↑ 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

1:50:3917:48 /mi⚡ faster

2nd Half

1:58:0717:08 /mi+6.7%

Positive split — 6.7% slower in the second half

AI Race Performance Report

Karen'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	54:27	17:32	3.11 mi	54:27	17:32	-
10K	1:50:39	17:48	3.10 mi	56:12	18:05	+0:33
8M	2:14:51	16:51	1.79 mi	24:12	13:33	-4:32
10M	2:50:43	17:04	2.00 mi	35:52	17:56	+4:23
11M	3:08:24	17:08	1.00 mi	17:41	17:41	-0:15
Finish(13.11 mi)	3:48:46	17:27	2.11 mi	40:22	19:08	+1:27

Trend:

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Checkpoints & Pacing

Pace Line

Fastest Pace

13:33 /mi

Average Pace

17:27 /mi

Slowest Pace

19:08 /mi

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Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

24:12

11% of race

Time at Steady Pace

2:44:12

72% of race

Time at Slower Pace

40:22

18% of race

Average Pace: 17:27 /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	F65-69	Seg. Overall	Seg. Females	Seg. F65-69
5K	3.11 mi	6784	3826	3826	6784	3826	3826
10K	3.10 mi	6761+23	3806+20	3806+20	6745	3792	3792
8M	1.79 mi	6741+20	3791+15	3791+15	6558	3666	3666
10M	2.00 mi	6723+18	3780+11	3780+11	6590	3697	3697
11M	1.00 mi	6706+17	3770+10	3770+10	6352	3528	3528
Finish(13.11 mi)	2.11 mi	6666+40	3741+29	3741+29	6325	3531	3531

3531

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