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MARINE CORPS MARATHON 2025

Donald Duffy

Oakton, VA

Bib: 8972 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 24%
Gender (Male)
#0 / 17709
Top 29%
Masters (Masters Men)
#0 / 8330
Top 21%
Division (M55-59)
#0 / 1294
Top 15%
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
8:46/mi
27:13
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
8:11/mi
52:40
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
8:17/mi
1:18:23
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
8:37/mi
1:50:31
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
8:43/mi
2:12:12
↑ 350.2%
30 ft elev
30K· 18.64 mi
9:42/mi
2:42:21
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
10:07/mi
3:13:46
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
10:56/mi
3:47:45
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
9:58/mi
4:01:20
↑ 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
1:50:318:28 /mi⚡ faster
2nd Half
2:10:499:56 /mi+18.4%
Positive split — 18.4% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
27:138:463.11 mi27:13
8:46
-
10K
52:408:293.10 mi25:27
8:11
-0:35
15K
1:18:238:253.11 mi25:43
8:17
+0:06
21K
1:50:318:283.73 mi32:08
8:37
+0:20
25K
2:12:128:312.48 mi21:41
8:43
+0:06
30K
2:42:218:433.11 mi30:09
9:42
+0:59
35K
3:13:468:553.11 mi31:25
10:07
+0:25
40K
3:47:459:103.10 mi33:59
10:56
+0:49
Finish(26.22 mi)
4:01:209:131.37 mi13:35
9:58
-0:58
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:11 /mi

Average Pace

9:13 /mi

Slowest Pace

10:56 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

51:10

21% of race

Time at Steady Pace

1:21:02

34% of race

Time at Slower Pace

1:49:08

45% of race

Average Pace: 9:12 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi4373348910146733719116
10K6.21 mi3.10 mi4491-1183585-96108-746383699107
15K9.32 mi3.11 mi4501-103593-8106+246733719116
21K13.05 mi3.73 mi4685-1843704-111115-953984214141
25K15.53 mi2.48 mi4956-2713892-188127-1271105336203
30K18.64 mi3.11 mi5607-6514329-437154-2792826554280
35K21.75 mi3.11 mi6175-5684650-321176-2295456427293
40K24.85 mi3.10 mi7054-8795157-507196-20113077117349
Finish26.22 mi1.37 mi7102-485162-5198-278015093194

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×18story building
+279ft-164ft

Overall

4673

Males

3719

M55-59

3719

5K→10K

3.1 - 6.2 mi

Top 15%
×11story building
+103ft-217ft

Overall

4638

Males

3699

M55-59

3699

10K→15K

6.2 - 9.3 mi

Top 16%
×3story building
+51ft-55ft

Overall

4673

Males

3719

M55-59

3719

15K→21K

9.3 - 13.1 mi

Top 18%
×1story
+20ft-37ft

Overall

5398

Males

4214

M55-59

4214

21K→25K

13.1 - 15.5 mi

Top 24%
×2story building
+35ft-8ft

Overall

7110

Males

5336

M55-59

5336

25K→30K

15.5 - 18.6 mi

Top 31%
×2story building
+58ft-57ft

Overall

9282

Males

6554

M55-59

6554

30K→35K

18.6 - 21.8 mi

Top 32%
×2story building
+98ft-92ft

Overall

9545

Males

6427

M55-59

6427

35K→40K

21.8 - 24.9 mi

Top 38%
×2story building
+36ft-53ft

Overall

11307

Males

7117

M55-59

7117

40K→Finish

24.9 - 26.2 mi

Top 26%
×5story building
+80ft-24ft

Overall

7801

Males

5093

M55-59

5093

Passing Analysis

Category:
Athletes Passed
758*
Passed By
3487
Net Change
-2729
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4373
5K → 10K130*248-118#4373#4491
10K → 15K127*137-10#4491#4501
15K → 21K85*269-184#4501#4685
21K → 25K53324-271#4685#4956
25K → 30K61*712-651#4956#5607
30K → 35K124*692-568#5607#6175
35K → 40K81*960-879#6175#7054
40K → Finish97*145-48#7054#7102
TOTALS758*3487-2729

* 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