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MARINE CORPS MARATHON 2025

Tianyi Xiong

Greenbelt, MD

Bib: 4759 M

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 6%
Gender (Male)
#0 / 17709
Top 8%
Division (M20-24)
#0 / 1424
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
8:26/mi
26:12
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
7:43/mi
50:11
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
7:40/mi
1:14:00
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
7:53/mi
1:43:22
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
7:36/mi
2:02:15
↑ 350.2%
30 ft elev
30K· 18.64 mi
7:43/mi
2:26:13
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
8:02/mi
2:51:10
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
7:52/mi
3:15:35
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
7:37/mi
3:25:58
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

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Half Splits

1st Half· via 21K⚖️ Balanced
Distance13.05 mi
Time1:43:22
Pace7:55 /mi
2nd Half⚖️ Balanced
Distance13.17 mi
Time1:42:36
Pace7:47 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:48:2726:128:2626:12
8:26
-
10K
6.21 mi08:12:2650:118:0523:59
7:43
-0:43
15K
9.32 mi08:36:151:14:007:5623:49
7:40
-0:03
21K
13.05 mi09:05:371:43:227:5529:22
7:53
+0:13
25K
15.53 mi09:24:302:02:157:5218:53
7:36
-0:17
30K
18.64 mi09:48:282:26:137:5123:58
7:43
+0:07
35K
21.75 mi10:13:252:51:107:5224:57
8:02
+0:19
40K
24.85 mi10:37:503:15:357:5224:25
7:52
-0:10
Finish
26.22 mi10:48:133:25:587:5210:23
7:37
-0:15

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

7:36 /mi

Average Pace

7:52 /mi

Slowest Pace

8:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:59:46

87% of race

Time at Steady Pace

26:12

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:51 /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 mi07:48:2726:128:2626:12
8:26
#2899
10K
6.21 mi08:12:2650:118:0523:59
7:43
#2789
15K
9.32 mi08:36:151:14:007:5623:49
7:40
#2621
21K
13.05 mi09:05:371:43:227:5529:22
7:53
#2544
25K
15.53 mi09:24:302:02:157:5218:53
7:36
#2455
30K
18.64 mi09:48:282:26:137:5123:58
7:43
#2230
35K
21.75 mi10:13:252:51:107:5224:57
8:02
#2119
40K
24.85 mi10:37:503:15:357:5224:25
7:52
#1911
Finish
26.22 mi10:48:133:25:587:5210:23
7:37
#1823
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-24Seg. OverallSeg. MalesSeg. M20-24
5K3.11 mi3.11 mi289923642992360(Top 8%)1937(Top 11%)249(Top 18%)
10K6.21 mi3.10 mi2789+1102288+76297+22719(Top 9%)2233(Top 13%)293(Top 21%)
15K9.32 mi3.11 mi2621+1682147+141280+172360(Top 8%)1937(Top 11%)249(Top 18%)
21K13.05 mi3.73 mi2544+772085+622802419(Top 8%)1999(Top 11%)277(Top 19%)
25K15.53 mi2.48 mi2455+892012+73267+132167(Top 7%)1779(Top 10%)245(Top 17%)
30K18.64 mi3.11 mi2230+2251828+184248+191637(Top 5%)1364(Top 8%)197(Top 14%)
35K21.75 mi3.11 mi2119+1111731+97237+111919(Top 6%)1545(Top 9%)224(Top 16%)
40K24.85 mi3.10 mi1911+2081553+178216+211327(Top 4%)1066(Top 6%)160(Top 11%)
Finish26.22 mi1.37 mi1823+881486+67211+5907(Top 3%)745(Top 4%)131(Top 9%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×18story building
+279ft-164ft

Overall

2360

Males

1937

M20-24

1937

5K→10K

3.1 - 6.2 mi

Top 9%
×11story building
+103ft-217ft

Overall

2719

Males

2233

M20-24

2233

10K→15K

6.2 - 9.3 mi

Top 8%
×3story building
+51ft-55ft

Overall

2360

Males

1937

M20-24

1937

15K→21K

9.3 - 13.1 mi

Top 8%
×1story
+20ft-37ft

Overall

2419

Males

1999

M20-24

1999

21K→25K

13.1 - 15.5 mi

Top 7%
×2story building
+35ft-8ft

Overall

2167

Males

1779

M20-24

1779

25K→30K

15.5 - 18.6 mi

Top 5%
×2story building
+58ft-57ft

Overall

1637

Males

1364

M20-24

1364

30K→35K

18.6 - 21.8 mi

Top 6%
×2story building
+98ft-92ft

Overall

1919

Males

1545

M20-24

1545

35K→40K

21.8 - 24.9 mi

Top 4%
×2story building
+36ft-53ft

Overall

1327

Males

1066

M20-24

1066

40K→Finish

24.9 - 26.2 mi

Top 3%
×5story building
+80ft-24ft

Overall

907

Males

745

M20-24

745

Passing Analysis

Category:
Athletes Passed
1325*
Passed By
249
Net Change
+1076
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2899
5K → 10K210*100+110#2899#2789
10K → 15K195*27+168#2789#2621
15K → 21K123*46+77#2621#2544
21K → 25K11021+89#2544#2455
25K → 30K232*7+225#2455#2230
30K → 35K14736+111#2230#2119
35K → 40K219*11+208#2119#1911
40K → Finish89*1+88#1911#1823
TOTALS1325*249+1076

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

📊

Passing Visuals

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