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MARINE CORPS MARATHON 2025

Stacy Kelly

Dedham, MA

Bib: 9308 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Female)
#0 / 12338
Masters (Masters Women)
#0 / 5451
Top 41%
Division (F45-49)
#0 / 1255
Top 45%
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
11:04/mi
34:24
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
10:39/mi
1:07:28
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
10:31/mi
1:40:08
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
10:48/mi
2:20:25
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
10:31/mi
2:46:34
↑ 350.2%
30 ft elev
30K· 18.64 mi
11:38/mi
3:22:42
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
13:35/mi
4:04:55
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
12:15/mi
4:42:59
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
12:14/mi
4:59:40
↑ 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
2:20:2510:46 /mi⚡ faster
2nd Half
2:39:1412:05 /mi+13.4%
Positive split — 13.4% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
34:2411:043.11 mi34:24
11:04
-
10K
1:07:2810:513.10 mi33:04
10:39
-0:25
15K
1:40:0810:453.11 mi32:40
10:31
-0:08
21K
2:20:2510:463.73 mi40:17
10:48
+0:17
25K
2:46:3410:432.48 mi26:09
10:31
-0:17
30K
3:22:4210:523.11 mi36:08
11:38
+1:07
35K
4:04:5511:163.11 mi42:13
13:35
+1:57
40K
4:42:5911:233.10 mi38:04
12:15
-1:20
Finish(26.22 mi)
4:59:4011:261.37 mi16:41
12:14
-0:01
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:31 /mi

Average Pace

11:26 /mi

Slowest Pace

13:35 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

58:49

20% of race

Time at Steady Pace

1:47:45

36% of race

Time at Slower Pace

2:13:06

44% of race

Average Pace: 11:26 /mi

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

Heatmap

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi185906359549179456047511
10K6.21 mi3.10 mi19258-6686668-309588-39200116999614
15K9.32 mi3.11 mi18707+5516389+279553+35179456047511
21K13.05 mi3.73 mi18082+6256106+283523+30174705898506
25K15.53 mi2.48 mi17601+4815944+162511+12160475475440
30K18.64 mi3.11 mi17416+1855971-27512-1172076236536
35K21.75 mi3.11 mi18344-9286544-573572-60218038740803
40K24.85 mi3.10 mi17951+3936506+38565+7159736277543
Finish26.22 mi1.37 mi17917+346512-6568-3165856542553

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×18story building
+279ft-164ft

Overall

17945

Females

6047

F45-49

6047

5K→10K

3.1 - 6.2 mi

Top 67%
×11story building
+103ft-217ft

Overall

20011

Females

6999

F45-49

6999

10K→15K

6.2 - 9.3 mi

Top 60%
×3story building
+51ft-55ft

Overall

17945

Females

6047

F45-49

6047

15K→21K

9.3 - 13.1 mi

Top 58%
×1story
+20ft-37ft

Overall

17470

Females

5898

F45-49

5898

21K→25K

13.1 - 15.5 mi

Top 53%
×2story building
+35ft-8ft

Overall

16047

Females

5475

F45-49

5475

25K→30K

15.5 - 18.6 mi

Top 57%
×2story building
+58ft-57ft

Overall

17207

Females

6236

F45-49

6236

30K→35K

18.6 - 21.8 mi

Top 73%
×2story building
+98ft-92ft

Overall

21803

Females

8740

F45-49

8740

35K→40K

21.8 - 24.9 mi

Top 53%
×2story building
+36ft-53ft

Overall

15973

Females

6277

F45-49

6277

40K→Finish

24.9 - 26.2 mi

Top 55%
×5story building
+80ft-24ft

Overall

16585

Females

6542

F45-49

6542

Passing Analysis

Category:
Athletes Passed
3664*
Passed By
2991
Net Change
+673
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18590
5K → 10K241*909-668#18590#19258
10K → 15K697*146+551#19258#18707
15K → 21K798*173+625#18707#18082
21K → 25K599*118+481#18082#17601
25K → 30K496*311+185#17601#17416
30K → 35K146*1074-928#17416#18344
35K → 40K538*145+393#18344#17951
40K → Finish149*115+34#17951#17917
TOTALS3664*2991+673

* 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