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MARINE CORPS MARATHON 2025

Susan Koch

Jacksonville, FL

Bib: 30307 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Gender (Female)
#0 / 12338
Division (F35-39)
#0 / 1413
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
11:31/mi
35:46
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
10:49/mi
1:09:22
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
11:24/mi
1:44:48
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
12:36/mi
2:31:47
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
13:03/mi
3:04:13
↑ 350.2%
30 ft elev
30K· 18.64 mi
13:59/mi
3:47:39
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
14:19/mi
4:32:07
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
14:49/mi
5:18:09
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
13:27/mi
5:36:29
↑ 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
2:31:4711:38 /mi⚡ faster
2nd Half
3:04:4114:01 /mi+21.7%
Positive split — 21.7% 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 mi08:20:4835:4611:3135:46
11:31
-
10K
6.21 mi08:54:241:09:2211:1033:36
10:49
-0:42
15K
9.32 mi09:29:501:44:4811:1535:26
11:24
+0:35
21K
13.05 mi10:16:492:31:4711:3846:59
12:36
+1:12
25K
15.53 mi10:49:153:04:1311:5232:26
13:03
+0:27
30K
18.64 mi11:32:413:47:3912:1343:26
13:59
+0:56
35K
21.75 mi12:17:094:32:0712:3144:28
14:19
+0:20
40K
24.85 mi13:03:115:18:0912:4846:02
14:49
+0:30
Finish
26.22 mi13:21:315:36:2912:5118:20
13:27
-1:22

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

10:49 /mi

Average Pace

12:51 /mi

Slowest Pace

14:49 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

1:44:48

31% of race

Time at Steady Pace

1:37:45

29% of race

Time at Slower Pace

2:13:56

40% of race

Average Pace: 12:50 /mi

Loading chart...
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 mi08:20:4835:4611:3135:46
11:31
#21311
10K
6.21 mi08:54:241:09:2211:1033:36
10:49
#21137
15K
9.32 mi09:29:501:44:4811:1535:26
11:24
#21677
21K
13.05 mi10:16:492:31:4711:3846:59
12:36
#22695
25K
15.53 mi10:49:153:04:1311:5232:26
13:03
#23052
30K
18.64 mi11:32:413:47:3912:1343:26
13:59
#23281
35K
21.75 mi12:17:094:32:0712:3144:28
14:19
#23425
40K
24.85 mi13:03:115:18:0912:4846:02
14:49
#23454
Finish
26.22 mi13:21:315:36:2912:5118:20
13:27
#23291
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
5K3.11 mi3.11 mi213117664874226788292964
10K6.21 mi3.10 mi21137+1747551+113866+8210987518868
15K9.32 mi3.11 mi21677-5407802-251899-33226788292964
21K13.05 mi3.73 mi22695-10188327-525970-712424892011071
25K15.53 mi2.48 mi23052-3578548-221999-292476597161120
30K18.64 mi3.11 mi23281-2298775-2271012-132448097741122
35K21.75 mi3.11 mi23425-1448938-1631033-212387497221113
40K24.85 mi3.10 mi23454-299047-1091044-112363696591114
Finish26.22 mi1.37 mi23291+1639009+381039+5205018202943

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×18story building
+279ft-164ft

Overall

22678

Females

8292

F35-39

8292

5K→10K

3.1 - 6.2 mi

Top 70%
×11story building
+103ft-217ft

Overall

21098

Females

7518

F35-39

7518

10K→15K

6.2 - 9.3 mi

Top 75%
×3story building
+51ft-55ft

Overall

22678

Females

8292

F35-39

8292

15K→21K

9.3 - 13.1 mi

Top 81%
×1story
+20ft-37ft

Overall

24248

Females

9201

F35-39

9201

21K→25K

13.1 - 15.5 mi

Top 82%
×2story building
+35ft-8ft

Overall

24765

Females

9716

F35-39

9716

25K→30K

15.5 - 18.6 mi

Top 81%
×2story building
+58ft-57ft

Overall

24480

Females

9774

F35-39

9774

30K→35K

18.6 - 21.8 mi

Top 79%
×2story building
+98ft-92ft

Overall

23874

Females

9722

F35-39

9722

35K→40K

21.8 - 24.9 mi

Top 79%
×2story building
+36ft-53ft

Overall

23636

Females

9659

F35-39

9659

40K→Finish

24.9 - 26.2 mi

Top 68%
×5story building
+80ft-24ft

Overall

20501

Females

8202

F35-39

8202

Passing Analysis

Category:
Athletes Passed
2289*
Passed By
4269
Net Change
-1980
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21311
5K → 10K543*369+174#21311#21137
10K → 15K248*788-540#21137#21677
15K → 21K304*1322-1018#21677#22695
21K → 25K215*572-357#22695#23052
25K → 30K262*491-229#23052#23281
30K → 35K258*402-144#23281#23425
35K → 40K259*288-29#23425#23454
40K → Finish200*37+163#23454#23291
TOTALS2289*4269-1980

* 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