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MARINE CORPS MARATHON 2025

Sean Donnelly

Fort Belvoir, VA

Bib: 29117 M

0:00
0:00
/ mi
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Overall
#0 / 30047
Gender (Male)
#0 / 17709
Division (M20-24)
#0 / 1424
Race Day Weather
42°/32°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:48/mi
33:33
↑ 279↓ 164
10K· 6.21 mi
10:20/mi
1:05:40
↑ 103↓ 217
15K· 9.32 mi
10:17/mi
1:37:38
↑ 51↓ 55
21K· 13.05 mi
10:27/mi
2:16:37
↑ 20↓ 37
25K· 15.53 mi
10:16/mi
2:42:07
↑ 35
30K· 18.64 mi
12:38/mi
3:21:23
↑ 58↓ 57
35K· 21.75 mi
11:06/mi
3:55:52
↑ 98↓ 92
40K· 24.85 mi
10:59/mi
4:29:58
↑ 36↓ 53
Finish· 26.22 mi
10:53/mi
4:44:48
↑ 80↓ 24
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:16:3710:28 /mi⚡ faster
2nd Half
2:28:1111:15 /mi+8.5%
Positive split — 8.5% 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
33:3310:483.11 mi33:33
10:48
-
10K
1:05:4010:343.10 mi32:07
10:20
-0:28
15K
1:37:3810:293.11 mi31:58
10:17
-0:03
21K
2:16:3710:283.73 mi38:59
10:27
+0:10
25K
2:42:0710:262.48 mi25:30
10:16
-0:11
30K
3:21:2310:483.11 mi39:16
12:38
+2:22
35K
3:55:5210:513.11 mi34:29
11:06
-1:32
40K
4:29:5810:523.10 mi34:06
10:59
-0:07
Finish(26.22 mi)
4:44:4810:521.37 mi14:50
10:53
-0:06
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:16 /mi

Average Pace

10:52 /mi

Slowest Pace

12:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:08:34

45% of race

Time at Steady Pace

1:56:58

41% of race

Time at Slower Pace

39:16

14% of race

Average Pace: 10:52 /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

CheckpointSeg. DistOverallMalesM20-24Seg. OverallSeg. MalesSeg. M20-24
5K3.11 mi1677111253109116489110881094
10K3.10 mi17368-59711613-3601115-2418051119811143
15K3.11 mi16947+42111382+2311114+116489110881094
21K3.73 mi16335+61211027+3551087+2715594105291055
25K2.48 mi15945+39010743+2841055+32148099890982
30K3.11 mi17024-107911232-4891091-3620580127431168
35K3.11 mi16251+77310675+5571055+36134408555861
40K3.10 mi15384+86710075+6001006+49114447188759
Finish(26.22 mi)1.37 mi15123+2619881+194993+13113877079783

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×18story building
+279ft-164ft

Overall

16489

Males

11088

M20-24

11088

5K→10K

3.1 - 6.2 mi

Top 60%
×11story building
+103ft-217ft

Overall

18051

Males

11981

M20-24

11981

10K→15K

6.2 - 9.3 mi

Top 55%
×3story building
+51ft-55ft

Overall

16489

Males

11088

M20-24

11088

15K→21K

9.3 - 13.1 mi

Top 52%
×1story
+20ft-37ft

Overall

15594

Males

10529

M20-24

10529

21K→25K

13.1 - 15.5 mi

Top 49%
×2story building
+35ft-8ft

Overall

14809

Males

9890

M20-24

9890

25K→30K

15.5 - 18.6 mi

Top 68%
×2story building
+58ft-57ft

Overall

20580

Males

12743

M20-24

12743

30K→35K

18.6 - 21.8 mi

Top 45%
×2story building
+98ft-92ft

Overall

13440

Males

8555

M20-24

8555

35K→40K

21.8 - 24.9 mi

Top 38%
×2story building
+36ft-53ft

Overall

11444

Males

7188

M20-24

7188

40K→Finish

24.9 - 26.2 mi

Top 38%
×5story building
+80ft-24ft

Overall

11387

Males

7079

M20-24

7079

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#16771
5K → 10K
813216*-597
#16771 → #17368
10K → 15K
163584*+421
#17368 → #16947
15K → 21K
158770*+612
#16947 → #16335
21K → 25K
105495*+390
#16335 → #15945
25K → 30K
1234155*-1079
#15945 → #17024
30K → 35K
78851*+773
#17024 → #16251
35K → 40K
45912*+867
#16251 → #15384
40K → Finish
30291*+261
#15384 → #15123
TOTALS
26264274*+1648
#16771 → #15123

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

Passing Visualized

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