Marine Corps Marathon logo
MARINE CORPS MARATHON 2025

Dara Nuon

Beltsville, MD

Bib: 28045 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 (M40-44)
#0 / 2340
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
12:26/mi
38:38
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
11:08/mi
1:13:13
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
11:04/mi
1:47:35
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
11:12/mi
2:29:21
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
11:05/mi
2:56:54
↑ 350.2%
30 ft elev
30K· 18.64 mi
11:41/mi
3:33:12
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
11:32/mi
4:09:03
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
11:48/mi
4:45:43
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
11:07/mi
5:00:53
↑ 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
Time2:29:21
Pace11:27 /mi
2nd Half
Distance13.17 mi
Time2:31:31
Pace11:30 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:28:4938:3812:2638:38
12:26
-
10K
6.21 mi09:03:241:13:1311:4734:35
11:08
-1:18
15K
9.32 mi09:37:461:47:3511:3334:22
11:04
-0:04
21K
13.05 mi10:19:322:29:2111:2741:46
11:12
+0:08
25K
15.53 mi10:47:052:56:5411:2327:33
11:05
-0:07
30K
18.64 mi11:23:233:33:1211:2636:18
11:41
+0:36
35K
21.75 mi11:59:144:09:0311:2735:51
11:32
-0:09
40K
24.85 mi12:35:544:45:4311:3036:40
11:48
+0:16
Finish
26.22 mi12:51:045:00:5311:2915:10
11:07
-0:41

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

11:04 /mi

Average Pace

11:29 /mi

Slowest Pace

12:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:22:15

87% of race

Time at Steady Pace

38:38

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:29 /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 mi08:28:4938:3812:2638:38
12:26
#25781
10K
6.21 mi09:03:241:13:1311:4734:35
11:08
#24475
15K
9.32 mi09:37:461:47:3511:3334:22
11:04
#23255
21K
13.05 mi10:19:322:29:2111:2741:46
11:12
#21834
25K
15.53 mi10:47:052:56:5411:2327:33
11:05
#20995
30K
18.64 mi11:23:233:33:1211:2636:18
11:41
#20164
35K
21.75 mi11:59:144:09:0311:2735:51
11:32
#19210
40K
24.85 mi12:35:544:45:4311:3036:40
11:48
#18443
Finish
26.22 mi12:51:045:00:5311:2915:10
11:07
#18102
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2578115917209021061(Top 70%)13552(Top 77%)1770(Top 76%)
10K6.21 mi3.10 mi24475+130615287+6302007+8322896(Top 76%)14486(Top 82%)1892(Top 81%)
15K9.32 mi3.11 mi23255+122014689+5981928+7921061(Top 70%)13552(Top 77%)1770(Top 76%)
21K13.05 mi3.73 mi21834+142113927+7621835+9319316(Top 64%)12543(Top 71%)1653(Top 71%)
25K15.53 mi2.48 mi20995+83913418+5091755+8018464(Top 61%)11842(Top 67%)1562(Top 67%)
30K18.64 mi3.11 mi20164+83112886+5321684+7117401(Top 58%)11078(Top 63%)1448(Top 62%)
35K21.75 mi3.11 mi19210+95412279+6071613+7115087(Top 50%)9450(Top 53%)1224(Top 53%)
40K24.85 mi3.10 mi18443+76711730+5491552+6114463(Top 48%)8857(Top 50%)1147(Top 49%)
Finish26.22 mi1.37 mi18102+34111499+2311520+3212390(Top 41%)7649(Top 43%)973(Top 42%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

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

Overall

21061

Males

13552

M40-44

13552

5K→10K

3.1 - 6.2 mi

Top 76%
×11story building
+103ft-217ft

Overall

22896

Males

14486

M40-44

14486

10K→15K

6.2 - 9.3 mi

Top 70%
×3story building
+51ft-55ft

Overall

21061

Males

13552

M40-44

13552

15K→21K

9.3 - 13.1 mi

Top 64%
×1story
+20ft-37ft

Overall

19316

Males

12543

M40-44

12543

21K→25K

13.1 - 15.5 mi

Top 61%
×2story building
+35ft-8ft

Overall

18464

Males

11842

M40-44

11842

25K→30K

15.5 - 18.6 mi

Top 58%
×2story building
+58ft-57ft

Overall

17401

Males

11078

M40-44

11078

30K→35K

18.6 - 21.8 mi

Top 50%
×2story building
+98ft-92ft

Overall

15087

Males

9450

M40-44

9450

35K→40K

21.8 - 24.9 mi

Top 48%
×2story building
+36ft-53ft

Overall

14463

Males

8857

M40-44

8857

40K→Finish

24.9 - 26.2 mi

Top 41%
×5story building
+80ft-24ft

Overall

12390

Males

7649

M40-44

7649

Passing Analysis

Category:
Athletes Passed
8006*
Passed By
327
Net Change
+7679
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25781
5K → 10K1380*74+1306#25781#24475
10K → 15K1255*35+1220#24475#23255
15K → 21K1456*35+1421#23255#21834
21K → 25K876*37+839#21834#20995
25K → 30K881*50+831#20995#20164
30K → 35K978*24+954#20164#19210
35K → 40K824*57+767#19210#18443
40K → Finish356*15+341#18443#18102
TOTALS8006*327+7679

* 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