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MARINE CORPS MARATHON 2025

Kathryn Nuss

Vienna, VA

Bib: 32404 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 41%
Gender (Female)
#0 / 12338
Top 33%
Masters (Masters Women)
#0 / 5451
Top 22%
Division (F40-44)
#0 / 1527
Top 30%
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
10:20/mi
32:07
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
9:50/mi
1:02:39
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
11:00/mi
1:36:48
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
9:59/mi
2:14:03
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
9:55/mi
2:38:42
↑ 350.2%
30 ft elev
30K· 18.64 mi
10:31/mi
3:11:22
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
10:15/mi
3:43:13
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
10:27/mi
4:15:40
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
10:07/mi
4:29:28
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

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Half Splits

1st Half· via 21KFaster
Distance13.05 mi
Time2:14:03
Pace10:16 /mi
2nd Half
Distance13.17 mi
Time2:15:25
Pace10:17 /mi
📊Positive Split: 1.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:10:2432:0710:2032:07
10:20
-
10K
6.21 mi08:40:561:02:3910:0530:32
9:50
-0:30
15K
9.32 mi09:15:051:36:4810:2334:09
11:00
+1:10
21K
13.05 mi09:52:202:14:0310:1637:15
9:59
-1:01
25K
15.53 mi10:16:592:38:4210:1324:39
9:55
-0:04
30K
18.64 mi10:49:393:11:2210:1632:40
10:31
+0:36
35K
21.75 mi11:21:303:43:1310:1631:51
10:15
-0:16
40K
24.85 mi11:53:574:15:4010:1732:27
10:27
+0:12
Finish
26.22 mi12:07:454:29:2810:1713:48
10:07
-0:20

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

9:50 /mi

Average Pace

10:17 /mi

Slowest Pace

11:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:55:19

87% of race

Time at Steady Pace

34:09

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:17 /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.

Loading...
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 mi08:10:2432:0710:2032:07
10:20
#13734
10K
6.21 mi08:40:561:02:3910:0530:32
9:50
#14115
15K
9.32 mi09:15:051:36:4810:2334:09
11:00
#16322
21K
13.05 mi09:52:202:14:0310:1637:15
9:59
#15149
25K
15.53 mi10:16:592:38:4210:1324:39
9:55
#14647
30K
18.64 mi10:49:393:11:2210:1632:40
10:31
#14138
35K
21.75 mi11:21:303:43:1310:1631:51
10:15
#13284
40K
24.85 mi11:53:574:15:4010:1732:27
10:27
#12530
Finish
26.22 mi12:07:454:29:2810:1713:48
10:07
#12256
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi13734421049220690(Top 69%)7329(Top 59%)849(Top 56%)
10K6.21 mi3.10 mi14115-3814337-127509-1714532(Top 48%)4508(Top 37%)537(Top 36%)
15K9.32 mi3.11 mi16322-22075283-946619-11020690(Top 69%)7329(Top 59%)849(Top 56%)
21K13.05 mi3.73 mi15149+11734796+487563+5613127(Top 44%)4017(Top 33%)472(Top 31%)
25K15.53 mi2.48 mi14647+5024659+137545+1813144(Top 44%)4166(Top 34%)465(Top 31%)
30K18.64 mi3.11 mi14138+5094518+141524+2112681(Top 42%)4178(Top 34%)482(Top 32%)
35K21.75 mi3.11 mi13284+8544281+237493+3110076(Top 34%)3367(Top 27%)377(Top 25%)
40K24.85 mi3.10 mi12530+7544086+195468+259390(Top 31%)3334(Top 27%)374(Top 25%)
Finish26.22 mi1.37 mi12256+2744011+75457+118397(Top 28%)2955(Top 24%)319(Top 21%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×18story building
+279ft-164ft

Overall

20690

Females

7329

F40-44

7329

5K→10K

3.1 - 6.2 mi

Top 48%
×11story building
+103ft-217ft

Overall

14532

Females

4508

F40-44

4508

10K→15K

6.2 - 9.3 mi

Top 69%
×3story building
+51ft-55ft

Overall

20690

Females

7329

F40-44

7329

15K→21K

9.3 - 13.1 mi

Top 44%
×1story
+20ft-37ft

Overall

13127

Females

4017

F40-44

4017

21K→25K

13.1 - 15.5 mi

Top 44%
×2story building
+35ft-8ft

Overall

13144

Females

4166

F40-44

4166

25K→30K

15.5 - 18.6 mi

Top 42%
×2story building
+58ft-57ft

Overall

12681

Females

4178

F40-44

4178

30K→35K

18.6 - 21.8 mi

Top 34%
×2story building
+98ft-92ft

Overall

10076

Females

3367

F40-44

3367

35K→40K

21.8 - 24.9 mi

Top 31%
×2story building
+36ft-53ft

Overall

9390

Females

3334

F40-44

3334

40K→Finish

24.9 - 26.2 mi

Top 28%
×5story building
+80ft-24ft

Overall

8397

Females

2955

F40-44

2955

Passing Analysis

Category:
Athletes Passed
4637*
Passed By
3159
Net Change
+1478
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13734
5K → 10K231*612-381#13734#14115
10K → 15K38*2245-2207#14115#16322
15K → 21K1199*26+1173#16322#15149
21K → 25K559*57+502#15149#14647
25K → 30K604*95+509#14647#14138
30K → 35K895*41+854#14138#13284
35K → 40K820*66+754#13284#12530
40K → Finish291*17+274#12530#12256
TOTALS4637*3159+1478

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

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Questions or issues regarding timing data?

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Contact Race Support

Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions