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MARINE CORPS MARATHON 2025

Lei Zheng

Shanghai

Bib: 4814 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 12%
Gender (Male)
#0 / 17709
Top 16%
Masters (Masters Men)
#0 / 8330
Top 10%
Division (M45-49)
#0 / 1775
Top 12%
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
8:25/mi
26:08
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
7:40/mi
49:58
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
7:54/mi
1:14:30
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
7:54/mi
1:43:58
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
7:47/mi
2:03:19
↑ 350.2%
30 ft elev
30K· 18.64 mi
8:18/mi
2:29:06
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
8:55/mi
2:56:48
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
9:32/mi
3:26:24
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
11:14/mi
3:41:43
↑ 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
1:43:587:58 /mi⚡ faster
2nd Half
1:57:448:56 /mi+13.2%
Positive split — 13.2% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:47:3526:088:2526:08
8:25
-
10K
6.21 mi08:11:2549:588:0223:50
7:40
-0:45
15K
9.32 mi08:35:571:14:308:0024:32
7:54
+0:14
21K
13.05 mi09:05:251:43:587:5829:28
7:54
0:00
25K
15.53 mi09:24:462:03:197:5619:21
7:47
-0:07
30K
18.64 mi09:50:332:29:068:0025:47
8:18
+0:31
35K
21.75 mi10:18:152:56:488:0827:42
8:55
+0:37
40K
24.85 mi10:47:513:26:248:1829:36
9:32
+0:37
Finish
26.22 mi11:03:103:41:438:2815:19
11:14
+1:42

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

7:40 /mi

Average Pace

8:28 /mi

Slowest Pace

11:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

23:50

11% of race

Time at Steady Pace

2:05:16

56% of race

Time at Slower Pace

1:12:37

33% of race

Average Pace: 8:27 /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 mi07:47:3526:088:2526:08
8:25
#2833
10K
6.21 mi08:11:2549:588:0223:50
7:40
#2651
15K
9.32 mi08:35:571:14:308:0024:32
7:54
#2883
21K
13.05 mi09:05:251:43:587:5829:28
7:54
#2780
25K
15.53 mi09:24:462:03:197:5619:21
7:47
#2770
30K
18.64 mi09:50:332:29:068:0025:47
8:18
#2803
35K
21.75 mi10:18:152:56:488:0827:42
8:55
#2949
40K
24.85 mi10:47:513:26:248:1829:36
9:32
#3152
Finish
26.22 mi11:03:103:41:438:2815:19
11:14
#3524
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi2833231317632992687199
10K6.21 mi3.10 mi2651+1822177+136163+1325172073156
15K9.32 mi3.11 mi2883-2322373-196169-632992687199
21K13.05 mi3.73 mi2780+1032280+93165+425552112161
25K15.53 mi2.48 mi2770+102273+7170-528812329175
30K18.64 mi3.11 mi2803-332283-10173-332452566209
35K21.75 mi3.11 mi2949-1462374-91184-1147243501283
40K24.85 mi3.10 mi3152-2032482-108196-1260434175345
Finish26.22 mi1.37 mi3524-3722747-265219-23128347922666

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×18story building
+279ft-164ft

Overall

3299

Males

2687

M45-49

2687

5K→10K

3.1 - 6.2 mi

Top 8%
×11story building
+103ft-217ft

Overall

2517

Males

2073

M45-49

2073

10K→15K

6.2 - 9.3 mi

Top 11%
×3story building
+51ft-55ft

Overall

3299

Males

2687

M45-49

2687

15K→21K

9.3 - 13.1 mi

Top 9%
×1story
+20ft-37ft

Overall

2555

Males

2112

M45-49

2112

21K→25K

13.1 - 15.5 mi

Top 10%
×2story building
+35ft-8ft

Overall

2881

Males

2329

M45-49

2329

25K→30K

15.5 - 18.6 mi

Top 11%
×2story building
+58ft-57ft

Overall

3245

Males

2566

M45-49

2566

30K→35K

18.6 - 21.8 mi

Top 16%
×2story building
+98ft-92ft

Overall

4724

Males

3501

M45-49

3501

35K→40K

21.8 - 24.9 mi

Top 20%
×2story building
+36ft-53ft

Overall

6043

Males

4175

M45-49

4175

40K→Finish

24.9 - 26.2 mi

Top 43%
×5story building
+80ft-24ft

Overall

12834

Males

7922

M45-49

7922

Passing Analysis

Category:
Athletes Passed
774*
Passed By
1465
Net Change
-691
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2833
5K → 10K240*58+182#2833#2651
10K → 15K45*277-232#2651#2883
15K → 21K144*41+103#2883#2780
21K → 25K6858+10#2780#2770
25K → 30K105*138-33#2770#2803
30K → 35K83*229-146#2803#2949
35K → 40K78*281-203#2949#3152
40K → Finish11*383-372#3152#3524
TOTALS774*1465-691

* 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