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MARINE CORPS MARATHON 2025

Derek Loseke

Omaha, NE

Bib: 313 M

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 0.6%
Gender (Male)
#0 / 17709
Top 0.9%
Division (M30-34)
#0 / 2603
Top 1%
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
6:39/mi
20:40
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
6:20/mi
40:21
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
6:23/mi
1:00:10
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
6:35/mi
1:24:41
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
6:19/mi
1:40:23
↑ 350.2%
30 ft elev
30K· 18.64 mi
6:26/mi
2:00:23
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
6:32/mi
2:20:42
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
6:37/mi
2:41:14
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
6:40/mi
2:50:19
↑ 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
Time1:24:41
Pace6:29 /mi
2nd Half
Distance13.17 mi
Time1:25:37
Pace6:30 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:41:2120:406:3920:40
6:39
-
10K
6.21 mi08:01:0240:216:3019:41
6:20
-0:19
15K
9.32 mi08:20:511:00:106:2719:49
6:23
+0:03
21K
13.05 mi08:45:221:24:416:2924:31
6:35
+0:12
25K
15.53 mi09:01:041:40:236:2815:42
6:19
-0:16
30K
18.64 mi09:21:042:00:236:2720:00
6:26
+0:07
35K
21.75 mi09:41:232:20:426:2820:19
6:32
+0:06
40K
24.85 mi10:01:552:41:146:2920:32
6:37
+0:05
Finish
26.22 mi10:11:002:50:196:309:05
6:40
+0:03

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

6:19 /mi

Average Pace

6:30 /mi

Slowest Pace

6:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:34

83% of race

Time at Steady Pace

29:45

17% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:30 /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 mi07:41:2120:406:3920:40
6:39
#197
10K
6.21 mi08:01:0240:216:3019:41
6:20
#205
15K
9.32 mi08:20:511:00:106:2719:49
6:23
#209
21K
13.05 mi08:45:221:24:416:2924:31
6:35
#212
25K
15.53 mi09:01:041:40:236:2815:42
6:19
#209
30K
18.64 mi09:21:042:00:236:2720:00
6:26
#195
35K
21.75 mi09:41:232:20:426:2820:19
6:32
#188
40K
24.85 mi10:01:552:41:146:2920:32
6:37
#174
Finish
26.22 mi10:11:002:50:196:309:05
6:40
#172
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
5K3.11 mi3.11 mi1971913522621743
10K6.21 mi3.10 mi205-8199-836-123322443
15K9.32 mi3.11 mi209-419937-122621743
21K13.05 mi3.73 mi212-3205-638-124724051
25K15.53 mi2.48 mi209+3203+23821420841
30K18.64 mi3.11 mi195+14191+1234+418417332
35K21.75 mi3.11 mi188+7183+83417116534
40K24.85 mi3.10 mi174+14169+1432+217216637
Finish26.22 mi1.37 mi172+2167+231+116815733

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.8%
×18story building
+279ft-164ft

Overall

226

Males

217

M30-34

217

5K→10K

3.1 - 6.2 mi

Top 0.8%
×11story building
+103ft-217ft

Overall

233

Males

224

M30-34

224

10K→15K

6.2 - 9.3 mi

Top 0.8%
×3story building
+51ft-55ft

Overall

226

Males

217

M30-34

217

15K→21K

9.3 - 13.1 mi

Top 0.8%
×1story
+20ft-37ft

Overall

247

Males

240

M30-34

240

21K→25K

13.1 - 15.5 mi

Top 0.7%
×2story building
+35ft-8ft

Overall

214

Males

208

M30-34

208

25K→30K

15.5 - 18.6 mi

Top 0.6%
×2story building
+58ft-57ft

Overall

184

Males

173

M30-34

173

30K→35K

18.6 - 21.8 mi

Top 0.6%
×2story building
+98ft-92ft

Overall

171

Males

165

M30-34

165

35K→40K

21.8 - 24.9 mi

Top 0.6%
×2story building
+36ft-53ft

Overall

172

Males

166

M30-34

166

40K→Finish

24.9 - 26.2 mi

Top 0.6%
×5story building
+80ft-24ft

Overall

168

Males

157

M30-34

157

Passing Analysis

Category:
Athletes Passed
79*
Passed By
54
Net Change
+25
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#197
5K → 10K513-8#197#205
10K → 15K711-4#205#209
15K → 21K9*12-3#209#212
21K → 25K74+3#212#209
25K → 30K19*5+14#209#195
30K → 35K103+7#195#188
35K → 40K151+14#188#174
40K → Finish7*5+2#174#172
TOTALS79*54+25

* 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