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MARINE CORPS MARATHON 2025

Brian Lenox

W Chesterfld, NH

Bib: 18009 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 36%
Gender (Male)
#0 / 17709
Top 42%
Masters (Masters Men)
#0 / 8330
Top 32%
Division (M40-44)
#0 / 2340
Top 41%
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
9:56/mi
30:52
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
9:24/mi
1:00:05
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
9:51/mi
1:30:42
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
10:01/mi
2:08:04
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
9:36/mi
2:31:55
↑ 350.2%
30 ft elev
30K· 18.64 mi
11:33/mi
3:07:49
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
9:33/mi
3:37:30
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
10:04/mi
4:08:48
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
9:47/mi
4:22:08
↑ 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
Time2:08:04
Pace9:49 /mi
2nd Half
Distance13.17 mi
Time2:14:04
Pace10:11 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:05:1930:529:5630:52
9:56
-
10K
6.21 mi08:34:321:00:059:4029:13
9:24
-0:32
15K
9.32 mi09:05:091:30:429:4430:37
9:51
+0:27
21K
13.05 mi09:42:312:08:049:4937:22
10:01
+0:10
25K
15.53 mi10:06:222:31:559:4723:51
9:36
-0:25
30K
18.64 mi10:42:163:07:4910:0535:54
11:33
+1:57
35K
21.75 mi11:11:573:37:3010:0029:41
9:33
-2:00
40K
24.85 mi11:43:154:08:4810:0131:18
10:04
+0:31
Finish
26.22 mi11:56:354:22:0810:0013:20
9:47
-0:17

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

9:24 /mi

Average Pace

10:00 /mi

Slowest Pace

11:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

58:54

22% of race

Time at Steady Pace

2:47:20

64% of race

Time at Slower Pace

35:54

14% of race

Average Pace: 10:00 /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 mi08:05:1930:529:5630:52
9:56
#11222
10K
6.21 mi08:34:321:00:059:4029:13
9:24
#11534
15K
9.32 mi09:05:091:30:429:4430:37
9:51
#12370
21K
13.05 mi09:42:312:08:049:4937:22
10:01
#12552
25K
15.53 mi10:06:222:31:559:4723:51
9:36
#12291
30K
18.64 mi10:42:163:07:4910:0535:54
11:33
#13153
35K
21.75 mi11:11:573:37:3010:0029:41
9:33
#11945
40K
24.85 mi11:43:154:08:4810:0131:18
10:04
#11154
Finish
26.22 mi11:56:354:22:0810:0013:20
9:47
#10801
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi112228036103213949(Top 46%)9636(Top 54%)1252(Top 54%)
10K6.21 mi3.10 mi11534-3128245-2091059-2712043(Top 40%)8577(Top 48%)1109(Top 48%)
15K9.32 mi3.11 mi12370-8368757-5121128-6913949(Top 46%)9636(Top 54%)1252(Top 54%)
21K13.05 mi3.73 mi12552-1828827-701151-2313301(Top 44%)9219(Top 52%)1198(Top 51%)
25K15.53 mi2.48 mi12291+2618639+1881121+3011635(Top 39%)8105(Top 46%)1048(Top 45%)
30K18.64 mi3.11 mi13153-8629041-4021171-5016937(Top 56%)10827(Top 61%)1420(Top 61%)
35K21.75 mi3.11 mi11945+12088243+7981057+1147397(Top 25%)5190(Top 29%)637(Top 27%)
40K24.85 mi3.10 mi11154+7917659+584989+688006(Top 27%)5287(Top 30%)662(Top 28%)
Finish26.22 mi1.37 mi10801+3537400+259951+387059(Top 23%)4674(Top 26%)567(Top 24%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×18story building
+279ft-164ft

Overall

13949

Males

9636

M40-44

9636

5K→10K

3.1 - 6.2 mi

Top 40%
×11story building
+103ft-217ft

Overall

12043

Males

8577

M40-44

8577

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+51ft-55ft

Overall

13949

Males

9636

M40-44

9636

15K→21K

9.3 - 13.1 mi

Top 44%
×1story
+20ft-37ft

Overall

13301

Males

9219

M40-44

9219

21K→25K

13.1 - 15.5 mi

Top 39%
×2story building
+35ft-8ft

Overall

11635

Males

8105

M40-44

8105

25K→30K

15.5 - 18.6 mi

Top 56%
×2story building
+58ft-57ft

Overall

16937

Males

10827

M40-44

10827

30K→35K

18.6 - 21.8 mi

Top 25%
×2story building
+98ft-92ft

Overall

7397

Males

5190

M40-44

5190

35K→40K

21.8 - 24.9 mi

Top 27%
×2story building
+36ft-53ft

Overall

8006

Males

5287

M40-44

5287

40K→Finish

24.9 - 26.2 mi

Top 23%
×5story building
+80ft-24ft

Overall

7059

Males

4674

M40-44

4674

Passing Analysis

Category:
Athletes Passed
3442*
Passed By
3021
Net Change
+421
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11222
5K → 10K208*520-312#11222#11534
10K → 15K85*921-836#11534#12370
15K → 21K249*431-182#12370#12552
21K → 25K369*108+261#12552#12291
25K → 30K133*995-862#12291#13153
30K → 35K1210*2+1208#13153#11945
35K → 40K825*34+791#11945#11154
40K → Finish363*10+353#11154#10801
TOTALS3442*3021+421

* 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