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MARINE CORPS MARATHON 2025

Harris Zeng

Laurel, MD

Bib: 6792 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 4%
Gender (Male)
#0 / 17709
Top 6%
Masters (Masters Men)
#0 / 8330
Top 3%
Division (M50-54)
#0 / 1638
Top 3%
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
7:40/mi
23:49
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
7:08/mi
46:00
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
7:14/mi
1:08:27
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
7:32/mi
1:36:32
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
7:14/mi
1:54:31
↑ 350.2%
30 ft elev
30K· 18.64 mi
7:31/mi
2:17:53
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
7:37/mi
2:41:34
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
8:10/mi
3:06:57
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
8:45/mi
3:18:53
↑ 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
1:36:327:24 /mi⚡ faster
2nd Half
1:42:207:46 /mi+6.0%
Positive split — 6.0% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:45:0623:497:4023:49
7:40
-
10K
6.21 mi08:07:1746:007:2422:11
7:08
-0:32
15K
9.32 mi08:29:441:08:277:2122:27
7:14
+0:06
21K
13.05 mi08:57:491:36:327:2428:05
7:32
+0:18
25K
15.53 mi09:15:481:54:317:2217:59
7:14
-0:18
30K
18.64 mi09:39:102:17:537:2423:22
7:31
+0:17
35K
21.75 mi10:02:512:41:347:2623:41
7:37
+0:06
40K
24.85 mi10:28:143:06:577:3125:23
8:10
+0:33
Finish
26.22 mi10:40:103:18:537:3511:56
8:45
+0:35

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

7:08 /mi

Average Pace

7:35 /mi

Slowest Pace

8:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

1:02:37

31% of race

Time at Steady Pace

1:38:57

50% of race

Time at Slower Pace

37:19

19% of race

Average Pace: 7:35 /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.

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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 mi07:45:0623:497:4023:49
7:40
#1218
10K
6.21 mi08:07:1746:007:2422:11
7:08
#1230
15K
9.32 mi08:29:441:08:277:2122:27
7:14
#1212
21K
13.05 mi08:57:491:36:327:2428:05
7:32
#1273
25K
15.53 mi09:15:481:54:317:2217:59
7:14
#1268
30K
18.64 mi09:39:102:17:537:2423:22
7:31
#1242
35K
21.75 mi10:02:512:41:347:2623:41
7:37
#1200
40K
24.85 mi10:28:143:06:577:3125:23
8:10
#1224
Finish
26.22 mi10:40:103:18:537:3511:56
8:45
#1276
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi12181060401276111847
10K6.21 mi3.10 mi1230-121076-16401211106446
15K9.32 mi3.11 mi1212+181062+1442-21276111847
21K13.05 mi3.73 mi1273-611107-4545-31506130164
25K15.53 mi2.48 mi1268+51103+446-11313112546
30K18.64 mi3.11 mi1242+261076+2742+41289109847
35K21.75 mi3.11 mi1200+421036+4044-2116397441
40K24.85 mi3.10 mi1224-241037-1441894149171
Finish26.22 mi1.37 mi1276-521069-3247-334102488137

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×18story building
+279ft-164ft

Overall

1276

Males

1118

M50-54

1118

5K→10K

3.1 - 6.2 mi

Top 4%
×11story building
+103ft-217ft

Overall

1211

Males

1064

M50-54

1064

10K→15K

6.2 - 9.3 mi

Top 4%
×3story building
+51ft-55ft

Overall

1276

Males

1118

M50-54

1118

15K→21K

9.3 - 13.1 mi

Top 5%
×1story
+20ft-37ft

Overall

1506

Males

1301

M50-54

1301

21K→25K

13.1 - 15.5 mi

Top 4%
×2story building
+35ft-8ft

Overall

1313

Males

1125

M50-54

1125

25K→30K

15.5 - 18.6 mi

Top 4%
×2story building
+58ft-57ft

Overall

1289

Males

1098

M50-54

1098

30K→35K

18.6 - 21.8 mi

Top 4%
×2story building
+98ft-92ft

Overall

1163

Males

974

M50-54

974

35K→40K

21.8 - 24.9 mi

Top 6%
×2story building
+36ft-53ft

Overall

1894

Males

1491

M50-54

1491

40K→Finish

24.9 - 26.2 mi

Top 11%
×5story building
+80ft-24ft

Overall

3410

Males

2488

M50-54

2488

Passing Analysis

Category:
Athletes Passed
348*
Passed By
406
Net Change
-58
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1218
5K → 10K4355-12#1218#1230
10K → 15K5941+18#1230#1212
15K → 21K27*88-61#1212#1273
21K → 25K2520+5#1273#1268
25K → 30K59*33+26#1268#1242
30K → 35K7634+42#1242#1200
35K → 40K4367-24#1200#1224
40K → Finish16*68-52#1224#1276
TOTALS348*406-58

* 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