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MARINE CORPS MARATHON 2025

Alexandro Nelson

Washington, DC

Bib: 8396 M

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 5%
Gender (Male)
#0 / 17709
Top 7%
Division (M25-29)
#0 / 2720
Top 11%
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
7:56/mi
24:38
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
7:24/mi
47:38
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
7:27/mi
1:10:47
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
7:38/mi
1:39:15
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
7:18/mi
1:57:23
↑ 350.2%
30 ft elev
30K· 18.64 mi
7:35/mi
2:20:56
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
8:02/mi
2:45:52
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
8:15/mi
3:11:31
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
7:53/mi
3:22:16
↑ 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
Time1:39:15
Pace7:36 /mi
2nd Half
Distance13.17 mi
Time1:43:01
Pace7:49 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:47:5724:387:5624:38
7:56
-
10K
6.21 mi08:10:5747:387:4023:00
7:24
-0:32
15K
9.32 mi08:34:061:10:477:3623:09
7:27
+0:03
21K
13.05 mi09:02:341:39:157:3628:28
7:38
+0:11
25K
15.53 mi09:20:421:57:237:3318:08
7:18
-0:20
30K
18.64 mi09:44:152:20:567:3423:33
7:35
+0:17
35K
21.75 mi10:09:112:45:527:3824:56
8:02
+0:27
40K
24.85 mi10:34:503:11:317:4225:39
8:15
+0:13
Finish
26.22 mi10:45:353:22:167:4310:45
7:53
-0:22

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

7:18 /mi

Average Pace

7:43 /mi

Slowest Pace

8:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:41

75% of race

Time at Steady Pace

50:35

25% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:43 /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 mi07:47:5724:387:5624:38
7:56
#1649
10K
6.21 mi08:10:5747:387:4023:00
7:24
#1710
15K
9.32 mi08:34:061:10:477:3623:09
7:27
#1718
21K
13.05 mi09:02:341:39:157:3628:28
7:38
#1711
25K
15.53 mi09:20:421:57:237:3318:08
7:18
#1650
30K
18.64 mi09:44:152:20:567:3423:33
7:35
#1566
35K
21.75 mi10:09:112:45:527:3824:56
8:02
#1555
40K
24.85 mi10:34:503:11:317:4225:39
8:15
#1563
Finish
26.22 mi10:45:353:22:167:4310:45
7:53
#1512
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
5K3.11 mi3.11 mi1649138630417911516336
10K6.21 mi3.10 mi1710-611439-53312-818131528335
15K9.32 mi3.11 mi1718-81450-11319-717911516336
21K13.05 mi3.73 mi1711+71450322-317811506338
25K15.53 mi2.48 mi1650+611402+48311+1114551239287
30K18.64 mi3.11 mi1566+841327+75298+1313741166276
35K21.75 mi3.11 mi1555+111311+1629819091538354
40K24.85 mi3.10 mi1563-81305+6299-120801628366
Finish26.22 mi1.37 mi1512+511256+49287+1213191047257

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×18story building
+279ft-164ft

Overall

1791

Males

1516

M25-29

1516

5K→10K

3.1 - 6.2 mi

Top 6%
×11story building
+103ft-217ft

Overall

1813

Males

1528

M25-29

1528

10K→15K

6.2 - 9.3 mi

Top 6%
×3story building
+51ft-55ft

Overall

1791

Males

1516

M25-29

1516

15K→21K

9.3 - 13.1 mi

Top 6%
×1story
+20ft-37ft

Overall

1781

Males

1506

M25-29

1506

21K→25K

13.1 - 15.5 mi

Top 5%
×2story building
+35ft-8ft

Overall

1455

Males

1239

M25-29

1239

25K→30K

15.5 - 18.6 mi

Top 5%
×2story building
+58ft-57ft

Overall

1374

Males

1166

M25-29

1166

30K→35K

18.6 - 21.8 mi

Top 6%
×2story building
+98ft-92ft

Overall

1909

Males

1538

M25-29

1538

35K→40K

21.8 - 24.9 mi

Top 7%
×2story building
+36ft-53ft

Overall

2080

Males

1628

M25-29

1628

40K→Finish

24.9 - 26.2 mi

Top 4%
×5story building
+80ft-24ft

Overall

1319

Males

1047

M25-29

1047

Passing Analysis

Category:
Athletes Passed
508*
Passed By
371
Net Change
+137
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1649
5K → 10K48*109-61#1649#1710
10K → 15K4351-8#1710#1718
15K → 21K45*38+7#1718#1711
21K → 25K7514+61#1711#1650
25K → 30K96*12+84#1650#1566
30K → 35K7362+11#1566#1555
35K → 40K63*71-8#1555#1563
40K → Finish65*14+51#1563#1512
TOTALS508*371+137

* 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