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MARINE CORPS MARATHON 2025

Jennifer Koonce

Middleburg, FL

Bib: 28196 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Female)
#0 / 12338
Masters (Masters Women)
#0 / 5451
Division (F50-54)
#0 / 1155
Race Day Weather
42°/32°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
14:52/mi
46:11
↑ 279↓ 164
10K· 6.21 mi
13:38/mi
1:28:32
↑ 103↓ 217
15K· 9.32 mi
14:20/mi
2:13:03
↑ 51↓ 55
21K· 13.05 mi
14:51/mi
3:08:24
↑ 20↓ 37
25K· 15.53 mi
16:12/mi
3:48:41
↑ 35
30K· 18.64 mi
14:58/mi
4:35:11
↑ 58↓ 57
35K· 21.75 mi
16:03/mi
5:25:02
↑ 98↓ 92
40K· 24.85 mi
16:17/mi
6:15:36
↑ 36↓ 53
Finish· 26.22 mi
15:44/mi
6:37:03
↑ 80↓ 24
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K
3:08:2414:26 /mi⚡ faster
2nd Half
3:28:3915:51 /mi+10.7%
Positive split — 10.7% 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
46:1114:523.11 mi46:11
14:52
-
10K
1:28:3214:153.10 mi42:21
13:38
-1:14
15K
2:13:0314:163.11 mi44:31
14:20
+0:42
21K
3:08:2414:263.73 mi55:21
14:51
+0:31
25K
3:48:4114:432.48 mi40:17
16:12
+1:21
30K
4:35:1114:463.11 mi46:30
14:58
-1:14
35K
5:25:0214:573.11 mi49:51
16:03
+1:05
40K
6:15:3615:073.10 mi50:34
16:17
+0:14
Finish(26.22 mi)
6:37:0315:091.37 mi21:27
15:44
-0:33
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

13:38 /mi

Average Pace

15:09 /mi

Slowest Pace

16:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:54:54

59% of race

Time at Steady Pace

1:11:18

18% of race

Time at Slower Pace

1:30:51

23% of race

Average Pace: 15:09 /mi

Loading chart...
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

CheckpointSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3010512324111029590120321076
10K3.10 mi29963+14212238+861101+929649120531076
15K3.11 mi29894+6912205+331102-129590120321076
21K3.73 mi29717+17712105+1001089+1328929117121028
25K2.48 mi29715+212120-151097-829523120931097
30K3.11 mi29453+26211993+1271078+192684010920936
35K3.11 mi29285+16811926+671064+142762011356998
40K3.10 mi28999+28611798+1281052+122672510983938
Finish(26.22 mi)1.37 mi28848+15111728+701042+102585510551885

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×18story building
+279ft-164ft

Overall

29590

Females

12032

F50-54

12032

5K→10K

3.1 - 6.2 mi

Top 99%
×11story building
+103ft-217ft

Overall

29649

Females

12053

F50-54

12053

10K→15K

6.2 - 9.3 mi

Top 98%
×3story building
+51ft-55ft

Overall

29590

Females

12032

F50-54

12032

15K→21K

9.3 - 13.1 mi

Top 96%
×1story
+20ft-37ft

Overall

28929

Females

11712

F50-54

11712

21K→25K

13.1 - 15.5 mi

Top 98%
×2story building
+35ft-8ft

Overall

29523

Females

12093

F50-54

12093

25K→30K

15.5 - 18.6 mi

Top 89%
×2story building
+58ft-57ft

Overall

26840

Females

10920

F50-54

10920

30K→35K

18.6 - 21.8 mi

Top 92%
×2story building
+98ft-92ft

Overall

27620

Females

11356

F50-54

11356

35K→40K

21.8 - 24.9 mi

Top 89%
×2story building
+36ft-53ft

Overall

26725

Females

10983

F50-54

10983

40K→Finish

24.9 - 26.2 mi

Top 86%
×5story building
+80ft-24ft

Overall

25855

Females

10551

F50-54

10551

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#30105
5K → 10K
27169*+142
#30105 → #29963
10K → 15K
42111*+69
#29963 → #29894
15K → 21K
38215*+177
#29894 → #29717
21K → 25K
8789*+2
#29717 → #29715
25K → 30K
4266*+262
#29715 → #29453
30K → 35K
12180*+168
#29453 → #29285
35K → 40K
14300*+286
#29285 → #28999
40K → Finish
0151*+151
#28999 → #28848
TOTALS
2241481*+1257
#30105 → #28848

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

Passing Visualized

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