Marine Corps Marathon logo
MARINE CORPS MARATHON 2025

Christopher Nelson

Stafford, VA

Bib: 868 M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 30047
Gender (Male)
#0 / 17709
Masters (Masters Men)
#0 / 8330
Division (M45-49)
#0 / 1775
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
11:01/mi
34:15
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
11:01/mi
1:08:29
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
11:05/mi
1:42:56
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
10:59/mi
2:23:52
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
12:33/mi
2:55:03
↑ 350.2%
30 ft elev
30K· 18.64 mi
12:17/mi
3:33:13
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
11:18/mi
4:08:18
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
12:08/mi
4:46:01
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
10:13/mi
4:59:57
↑ 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

A coach's-eye read of your race — emailed to you, free.

Half Splits

1st Half· via 21KFaster
Distance13.05 mi
Time2:23:52
Pace11:02 /mi
2nd Half
Distance13.17 mi
Time2:36:04
Pace11:51 /mi
📊Positive Split: 8.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:27:3034:1511:0134:15
11:01
-
10K
6.21 mi09:01:441:08:2911:0134:15
11:01
0:00
15K
9.32 mi09:36:111:42:5611:0334:27
11:05
+0:04
21K
13.05 mi10:17:072:23:5211:0240:56
10:59
-0:06
25K
15.53 mi10:48:182:55:0311:1631:11
12:33
+1:34
30K
18.64 mi11:26:283:33:1311:2638:10
12:17
-0:16
35K
21.75 mi12:01:334:08:1811:2535:05
11:18
-0:59
40K
24.85 mi12:39:164:46:0111:3037:43
12:08
+0:50
Finish
26.22 mi12:53:124:59:5711:2713:56
10:13
-1:55

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

10:13 /mi

Average Pace

11:27 /mi

Slowest Pace

12:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

13:56

5% of race

Time at Steady Pace

2:58:57

60% of race

Time at Slower Pace

1:47:04

36% of race

Average Pace: 11:26 /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 mi08:27:3034:1511:0134:15
11:01
#18249
10K
6.21 mi09:01:441:08:2911:0134:15
11:01
#20337
15K
9.32 mi09:36:111:42:5611:0334:27
11:05
#20541
21K
13.05 mi10:17:072:23:5211:0240:56
10:59
#19575
25K
15.53 mi10:48:182:55:0311:1631:11
12:33
#20423
30K
18.64 mi11:26:283:33:1311:2638:10
12:17
#20166
35K
21.75 mi12:01:334:08:1811:2535:05
11:18
#19040
40K
24.85 mi12:39:164:46:0111:3037:43
12:08
#18499
Finish
26.22 mi12:53:124:59:5711:2713:56
10:13
#17962
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi1824912049111321175(Top 70%)13615(Top 77%)1283(Top 73%)
10K6.21 mi3.10 mi20337-208813165-11161233-12022262(Top 74%)14155(Top 80%)1353(Top 77%)
15K9.32 mi3.11 mi20541-20413279-1141246-1321175(Top 70%)13615(Top 77%)1283(Top 73%)
21K13.05 mi3.73 mi19575+96612759+5201185+6118285(Top 61%)11999(Top 68%)1100(Top 63%)
25K15.53 mi2.48 mi20423-84813119-3601236-5123362(Top 78%)14340(Top 81%)1363(Top 78%)
30K18.64 mi3.11 mi20166+25712888+2311212+2419453(Top 65%)12191(Top 69%)1140(Top 65%)
35K21.75 mi3.11 mi19040+112612187+7011137+7514162(Top 47%)8949(Top 51%)788(Top 45%)
40K24.85 mi3.10 mi18499+54111764+4231091+4615558(Top 52%)9464(Top 53%)857(Top 49%)
Finish26.22 mi1.37 mi17962+53711428+3361061+308794(Top 29%)5661(Top 32%)453(Top 26%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×18story building
+279ft-164ft

Overall

21175

Males

13615

M45-49

13615

5K→10K

3.1 - 6.2 mi

Top 74%
×11story building
+103ft-217ft

Overall

22262

Males

14155

M45-49

14155

10K→15K

6.2 - 9.3 mi

Top 70%
×3story building
+51ft-55ft

Overall

21175

Males

13615

M45-49

13615

15K→21K

9.3 - 13.1 mi

Top 61%
×1story
+20ft-37ft

Overall

18285

Males

11999

M45-49

11999

21K→25K

13.1 - 15.5 mi

Top 78%
×2story building
+35ft-8ft

Overall

23362

Males

14340

M45-49

14340

25K→30K

15.5 - 18.6 mi

Top 65%
×2story building
+58ft-57ft

Overall

19453

Males

12191

M45-49

12191

30K→35K

18.6 - 21.8 mi

Top 47%
×2story building
+98ft-92ft

Overall

14162

Males

8949

M45-49

8949

35K→40K

21.8 - 24.9 mi

Top 52%
×2story building
+36ft-53ft

Overall

15558

Males

9464

M45-49

9464

40K→Finish

24.9 - 26.2 mi

Top 29%
×5story building
+80ft-24ft

Overall

8794

Males

5661

M45-49

5661

Passing Analysis

Category:
Athletes Passed
4473*
Passed By
4186
Net Change
+287
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18249
5K → 10K57*2145-2088#18249#20337
10K → 15K361*565-204#20337#20541
15K → 21K1075*109+966#20541#19575
21K → 25K136*984-848#19575#20423
25K → 30K508*251+257#20423#20166
30K → 35K1136*10+1126#20166#19040
35K → 40K659*118+541#19040#18499
40K → Finish541*4+537#18499#17962
TOTALS4473*4186+287

* 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