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MARINE CORPS MARATHON 2025

Christopher Izenour

Bristow, VA

Bib: 8920 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 49%
Gender (Male)
#0 / 17709
Masters (Masters Men)
#0 / 8330
Top 44%
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
9:31/mi
29:33
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
8:31/mi
56:01
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
8:34/mi
1:22:37
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
8:44/mi
1:55:11
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
9:15/mi
2:18:10
↑ 350.2%
30 ft elev
30K· 18.64 mi
10:07/mi
2:49:37
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
11:38/mi
3:25:47
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
15:55/mi
4:15:13
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
19:32/mi
4:41:52
↑ 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 21KFaster
Distance13.05 mi
Time1:55:11
Pace8:50 /mi
2nd Half
Distance13.17 mi
Time2:46:40
Pace12:39 /mi
📊Positive Split: 44.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:52:1429:339:3129:33
9:31
-
10K
6.21 mi08:18:4256:019:0126:28
8:31
-1:00
15K
9.32 mi08:45:181:22:378:5226:36
8:34
+0:03
21K
13.05 mi09:17:521:55:118:5032:34
8:44
+0:10
25K
15.53 mi09:40:512:18:108:5422:59
9:15
+0:31
30K
18.64 mi10:12:182:49:379:0631:27
10:07
+0:52
35K
21.75 mi10:48:283:25:479:2836:10
11:38
+1:31
40K
24.85 mi11:37:544:15:1310:1649:26
15:55
+4:17
Finish
26.22 mi12:04:334:41:5210:4526:39
19:32
+3:37

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

8:31 /mi

Average Pace

10:45 /mi

Slowest Pace

19:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:49:37

60% of race

Time at Slower Pace

1:52:15

40% of race

Average Pace: 10:45 /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 mi07:52:1429:339:3129:33
9:31
#8729
10K
6.21 mi08:18:4256:019:0126:28
8:31
#7453
15K
9.32 mi08:45:181:22:378:5226:36
8:34
#6934
21K
13.05 mi09:17:521:55:118:5032:34
8:44
#6587
25K
15.53 mi09:40:512:18:108:5422:59
9:15
#7136
30K
18.64 mi10:12:182:49:379:0631:27
10:07
#7923
35K
21.75 mi10:48:283:25:479:2836:10
11:38
#9251
40K
24.85 mi11:37:544:15:1310:1649:26
15:55
#12430
Finish
26.22 mi12:04:334:41:5210:4526:39
19:32
#14568
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi8729646383962004776595
10K6.21 mi3.10 mi7453+12765635+828727+11262944882619
15K9.32 mi3.11 mi6934+5195280+355667+6062004776595
21K13.05 mi3.73 mi6587+3475057+223628+3960034629575
25K15.53 mi2.48 mi7136-5495392-335684-5699857165917
30K18.64 mi3.11 mi7923-7875881-489749-65110707596985
35K21.75 mi3.11 mi9251-13286652-771843-941548496681258
40K24.85 mi3.10 mi12430-31798386-17341089-24626094153852023
Finish26.22 mi1.37 mi14568-21389564-11781248-15929276172452272

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×18story building
+279ft-164ft

Overall

6200

Males

4776

M40-44

4776

5K→10K

3.1 - 6.2 mi

Top 21%
×11story building
+103ft-217ft

Overall

6294

Males

4882

M40-44

4882

10K→15K

6.2 - 9.3 mi

Top 21%
×3story building
+51ft-55ft

Overall

6200

Males

4776

M40-44

4776

15K→21K

9.3 - 13.1 mi

Top 20%
×1story
+20ft-37ft

Overall

6003

Males

4629

M40-44

4629

21K→25K

13.1 - 15.5 mi

Top 33%
×2story building
+35ft-8ft

Overall

9985

Males

7165

M40-44

7165

25K→30K

15.5 - 18.6 mi

Top 37%
×2story building
+58ft-57ft

Overall

11070

Males

7596

M40-44

7596

30K→35K

18.6 - 21.8 mi

Top 52%
×2story building
+98ft-92ft

Overall

15484

Males

9668

M40-44

9668

35K→40K

21.8 - 24.9 mi

Top 87%
×2story building
+36ft-53ft

Overall

26094

Males

15385

M40-44

15385

40K→Finish

24.9 - 26.2 mi

Top 97%
×5story building
+80ft-24ft

Overall

29276

Males

17245

M40-44

17245

Passing Analysis

Category:
Athletes Passed
2567*
Passed By
8406
Net Change
-5839
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8729
5K → 10K1306*30+1276#8729#7453
10K → 15K554*35+519#7453#6934
15K → 21K408*61+347#6934#6587
21K → 25K67616-549#6587#7136
25K → 30K129*916-787#7136#7923
30K → 35K78*1406-1328#7923#9251
35K → 40K18*3197-3179#9251#12430
40K → Finish7*2145-2138#12430#14568
TOTALS2567*8406-5839

* 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