Marine Corps Marathon logo
MARINE CORPS MARATHON 2025

Nathan Mann

Carlsbad, CA

Bib: 35513 M

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 30047
Top 37%
Gender (Male)
#0 / 17709
Top 43%
Division (M30-34)
#0 / 2603
Top 49%
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
9:50/mi
30:33
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
8:41/mi
57:32
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
8:38/mi
1:24:22
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
8:58/mi
1:57:47
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
9:15/mi
2:20:47
↑ 350.2%
30 ft elev
30K· 18.64 mi
10:28/mi
2:53:19
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
11:50/mi
3:30:04
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
12:05/mi
4:07:38
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
11:26/mi
4:23:13
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Is this your race?

Claim it for a free AI report on this race

A one-of-a-kind AI Race Performance Report that reads your race like a coach. A plain-English story of how you raced, where you surged and faded, and what it all means. Emailed to you, free.

Half Splits

1st Half· via 21KFaster
Distance13.05 mi
Time1:57:47
Pace9:02 /mi
2nd Half
Distance13.17 mi
Time2:25:26
Pace11:03 /mi
📊Positive Split: 23.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:07:2430:339:5030:33
9:50
-
10K
6.21 mi08:34:2357:329:1626:59
8:41
-1:09
15K
9.32 mi09:01:131:24:229:0326:50
8:38
-0:03
21K
13.05 mi09:34:381:57:479:0233:25
8:58
+0:20
25K
15.53 mi09:57:382:20:479:0423:00
9:15
+0:17
30K
18.64 mi10:30:102:53:199:1832:32
10:28
+1:13
35K
21.75 mi11:06:553:30:049:4036:45
11:50
+1:22
40K
24.85 mi11:44:294:07:389:5837:34
12:05
+0:15
Finish
26.22 mi12:00:044:23:1310:0315:35
11:26
-0:39

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

8:38 /mi

Average Pace

10:03 /mi

Slowest Pace

12:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:27:14

33% of race

Time at Steady Pace

1:26:05

33% of race

Time at Slower Pace

1:29:54

34% of race

Average Pace: 10:02 /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 mi08:07:2430:339:5030:33
9:50
#10628
10K
6.21 mi08:34:2357:329:1626:59
8:41
#9073
15K
9.32 mi09:01:131:24:229:0326:50
8:38
#8254
21K
13.05 mi09:34:381:57:479:0233:25
8:58
#7926
25K
15.53 mi09:57:382:20:479:0423:00
9:15
#8258
30K
18.64 mi10:30:102:53:199:1832:32
10:28
#9169
35K
21.75 mi11:06:553:30:049:4036:45
11:50
#10154
40K
24.85 mi11:44:294:07:389:5837:34
12:05
#10899
Finish
26.22 mi12:00:044:23:1310:0315:35
11:26
#11023
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
5K3.11 mi3.11 mi10628766413076657(Top 22%)5083(Top 29%)922(Top 35%)
10K6.21 mi3.10 mi9073+15556702+9621185+1227315(Top 24%)5550(Top 31%)994(Top 38%)
15K9.32 mi3.11 mi8254+8196161+5411094+916657(Top 22%)5083(Top 29%)922(Top 35%)
21K13.05 mi3.73 mi7926+3285938+2231059+357445(Top 25%)5625(Top 32%)1016(Top 39%)
25K15.53 mi2.48 mi8258-3326148-2101095-369999(Top 33%)7171(Top 40%)1217(Top 47%)
30K18.64 mi3.11 mi9169-9116688-5401167-7212511(Top 42%)8404(Top 47%)1380(Top 53%)
35K21.75 mi3.11 mi10154-9857197-5091224-5716151(Top 54%)10029(Top 57%)1598(Top 62%)
40K24.85 mi3.10 mi10899-7457501-3041270-4615408(Top 51%)9385(Top 53%)1496(Top 58%)
Finish26.22 mi1.37 mi11023-1247528-27127013630(Top 45%)8348(Top 47%)1363(Top 52%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×18story building
+279ft-164ft

Overall

6657

Males

5083

M30-34

5083

5K→10K

3.1 - 6.2 mi

Top 24%
×11story building
+103ft-217ft

Overall

7315

Males

5550

M30-34

5550

10K→15K

6.2 - 9.3 mi

Top 22%
×3story building
+51ft-55ft

Overall

6657

Males

5083

M30-34

5083

15K→21K

9.3 - 13.1 mi

Top 25%
×1story
+20ft-37ft

Overall

7445

Males

5625

M30-34

5625

21K→25K

13.1 - 15.5 mi

Top 33%
×2story building
+35ft-8ft

Overall

9999

Males

7171

M30-34

7171

25K→30K

15.5 - 18.6 mi

Top 42%
×2story building
+58ft-57ft

Overall

12511

Males

8404

M30-34

8404

30K→35K

18.6 - 21.8 mi

Top 54%
×2story building
+98ft-92ft

Overall

16151

Males

10029

M30-34

10029

35K→40K

21.8 - 24.9 mi

Top 51%
×2story building
+36ft-53ft

Overall

15408

Males

9385

M30-34

9385

40K→Finish

24.9 - 26.2 mi

Top 45%
×5story building
+80ft-24ft

Overall

13630

Males

8348

M30-34

8348

Passing Analysis

Category:
Athletes Passed
3408*
Passed By
3803
Net Change
-395
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10628
5K → 10K1576*21+1555#10628#9073
10K → 15K839*20+819#9073#8254
15K → 21K431*103+328#8254#7926
21K → 25K114*446-332#7926#8258
25K → 30K115*1026-911#8258#9169
30K → 35K103*1088-985#9169#10154
35K → 40K133*878-745#10154#10899
40K → Finish97*221-124#10899#11023
TOTALS3408*3803-395

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

📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions