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MARINE CORPS MARATHON 2025

Shannon Byrd

Owensboro, KY

Bib: 32693 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Female)
#0 / 12338
Masters (Masters Women)
#0 / 5451
Division (F40-44)
#0 / 1527
Race Day Weather
42°/32°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
27 ft elev
5K· 3.11 mi
12:32/mi
38:55
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
12:37/mi
1:18:06
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
14:54/mi
2:04:24
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
14:57/mi
3:00:10
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
14:57/mi
3:37:19
↑ 350.2%
30 ft elev
30K· 18.64 mi
15:38/mi
4:25:54
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
17:01/mi
5:18:47
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
18:12/mi
6:15:19
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
17:53/mi
6:39:43
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K
3:00:1013:48 /mi⚡ faster
2nd Half
3:39:3216:40 /mi+21.9%
Positive split — 21.9% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:19:2738:5512:3238:55
12:32
-
10K
6.21 mi08:58:381:18:0612:3439:11
12:37
+0:05
15K
9.32 mi09:44:562:04:2413:2146:18
14:54
+2:17
21K
13.05 mi10:40:423:00:1013:4855:46
14:57
+0:03
25K
15.53 mi11:17:513:37:1913:5937:09
14:57
0:00
30K
18.64 mi12:06:264:25:5414:1648:35
15:38
+0:41
35K
21.75 mi12:59:195:18:4714:3952:53
17:01
+1:23
40K
24.85 mi13:55:516:15:1915:0656:32
18:12
+1:11
Finish
26.22 mi14:20:156:39:4315:1524:24
17:53
-0:19

Checkpoints & Pacing

Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

12:32 /mi

Average Pace

15:15 /mi

Slowest Pace

18:12 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

1:18:06

20% of race

Time at Steady Pace

3:07:48

47% of race

Time at Slower Pace

2:13:49

33% of race

Average Pace: 15:15 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi08:19:2738:5512:3238:55
12:32
#26108
10K
6.21 mi08:58:381:18:0612:3439:11
12:37
#27198
15K
9.32 mi09:44:562:04:2413:2146:18
14:54
#28831
21K
13.05 mi10:40:423:00:1013:4855:46
14:57
#29057
25K
15.53 mi11:17:513:37:1913:5937:09
14:57
#29053
30K
18.64 mi12:06:264:25:5414:1648:35
15:38
#28938
35K
21.75 mi12:59:195:18:4714:3952:53
17:01
#29026
40K
24.85 mi13:55:516:15:1915:0656:32
18:12
#28981
Finish
26.22 mi14:20:156:39:4315:1524:24
17:53
#28963
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi2610810028119329925122301483
10K6.21 mi3.10 mi27198-109010631-6031267-7428123111431340
15K9.32 mi3.11 mi28831-163311543-9121394-12729925122301483
21K13.05 mi3.73 mi29057-22611718-1751419-2529032117581431
25K15.53 mi2.48 mi29053+411743-251425-628502116241427
30K18.64 mi3.11 mi28938+11511713+301426-128004114471389
35K21.75 mi3.11 mi29026-8811792-791437-1128752118321451
40K24.85 mi3.10 mi28981+4511787+51438-128769118181434
Finish26.22 mi1.37 mi28963+1811782+51435+328325116261414

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 100%
×18story building
+279ft-164ft

Overall

29925

Females

12230

F40-44

12230

5K→10K

3.1 - 6.2 mi

Top 94%
×11story building
+103ft-217ft

Overall

28123

Females

11143

F40-44

11143

10K→15K

6.2 - 9.3 mi

Top 100%
×3story building
+51ft-55ft

Overall

29925

Females

12230

F40-44

12230

15K→21K

9.3 - 13.1 mi

Top 97%
×1story
+20ft-37ft

Overall

29032

Females

11758

F40-44

11758

21K→25K

13.1 - 15.5 mi

Top 95%
×2story building
+35ft-8ft

Overall

28502

Females

11624

F40-44

11624

25K→30K

15.5 - 18.6 mi

Top 93%
×2story building
+58ft-57ft

Overall

28004

Females

11447

F40-44

11447

30K→35K

18.6 - 21.8 mi

Top 96%
×2story building
+98ft-92ft

Overall

28752

Females

11832

F40-44

11832

35K→40K

21.8 - 24.9 mi

Top 96%
×2story building
+36ft-53ft

Overall

28769

Females

11818

F40-44

11818

40K→Finish

24.9 - 26.2 mi

Top 94%
×5story building
+80ft-24ft

Overall

28325

Females

11626

F40-44

11626

Passing Analysis

Category:
Athletes Passed
916*
Passed By
3771
Net Change
-2855
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26108
5K → 10K84*1174-1090#26108#27198
10K → 15K28*1661-1633#27198#28831
15K → 21K164*390-226#28831#29057
21K → 25K149*145+4#29057#29053
25K → 30K210*95+115#29053#28938
30K → 35K84*172-88#28938#29026
35K → 40K143*98+45#29026#28981
40K → Finish54*36+18#28981#28963
TOTALS916*3771-2855

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

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions