ST JUDE MEMPHIS MARATHON HALF MARATHON 2025

Nadia Irvin

Saint Louis, MO

Bib: 10522 F

0:00

0:00

/ mi

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Overall

#0 / 6843

Top 47%

Gender (Female)

#0 / 3868

Top 37%

Division (F25-29)

#0 / 584

Top 40%

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

9:54/mi

30:44

↑ 118 ft↓ 72 ft0.3% grade

304 ft elev

10K· 6.21 mi

9:55/mi

1:01:32

↑ 105 ft↓ 119 ft

290 ft elev

8:45/mi

1:17:10

↑ 35 ft↓ 76 ft0.4% grade

245 ft elev

10M

10:55/mi

1:39:00

↑ 45 ft↓ 35 ft

254 ft elev

11M

11:52/mi

1:50:52

↑ 29 ft↓ 24 ft

260 ft elev

Finish· 13.11 mi

13:53/mi

2:20:09

↑ 73 ft↓ 70 ft

262 ft elev

Course Elevation

407ft

Total climb

403ft

Total descent

79ft

Range

237 to 316 ft

≈

×7story building

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The Course

Half Splits

1st Half· via 10K

1:01:329:54 /mi⚡ faster

2nd Half

1:18:3711:24 /mi+27.8%

Positive split — 27.8% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	30:44	9:54	3.11 mi	30:44	9:54	-
10K	1:01:32	9:54	3.10 mi	30:48	9:55	+0:01
8M	1:17:10	9:39	1.79 mi	15:38	8:45	-1:10
10M	1:39:00	9:54	2.00 mi	21:50	10:55	+2:10
11M	1:50:52	10:05	1.00 mi	11:52	11:52	+0:57
Finish(13.11 mi)	2:20:09	10:41	2.11 mi	29:17	13:53	+2:01

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:45 /mi

Average Pace

10:41 /mi

Slowest Pace

13:53 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:17:10

55% of race

Time at Steady Pace

21:50

16% of race

Time at Slower Pace

41:09

29% of race

Average Pace: 10:41 /mi

Loading chart...

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	F25-29	Seg. Overall	Seg. Females	Seg. F25-29
5K	3.11 mi	2676	1097	1097	2676	1097	1097
10K	3.10 mi	2602+74	1069+28	1069+28	2583	1047	1047
8M	1.79 mi	2821-219	1199-130	1199-130	3605	1696	1696
10M	2.00 mi	2847-26	1225-26	1225-26	3016	1357	1357
11M	1.00 mi	2924-77	1273-48	1273-48	3486	1660	1660
Finish(13.11 mi)	2.11 mi	3203-279	1447-174	1447-174	4238	2164	2164

2164

Passing Analysis

Category:

▼Net Change

0 passed by0* passed

Segment	Movement	Rank
Start → 5K	-	#2676
5K → 10K	91165*+74	#2676 → #2602
10K → 8M	23415*-219	#2602 → #2821
8M → 10M	8458-26	#2821 → #2847
10M → 11M	9619-77	#2847 → #2924
11M → Finish	29516-279	#2924 → #3203
TOTALS	800273*-527	#2676 → #3203

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

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Results processed 18 days ago

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