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MARINE CORPS MARATHON 2025

Thomas Gernay

Ellicott City, MD

Bib: 16508 M

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 12%
Gender (Male)
#0 / 17709
Top 16%
Division (M35-39)
#0 / 2420
Top 18%
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
8:40/mi
26:55
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
8:16/mi
52:37
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
8:11/mi
1:18:01
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
8:33/mi
1:49:54
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
8:22/mi
2:10:41
↑ 350.2%
30 ft elev
30K· 18.64 mi
8:42/mi
2:37:43
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
8:33/mi
3:04:17
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
8:35/mi
3:30:58
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
9:05/mi
3:43:22
↑ 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
1:49:548:25 /mi⚡ faster
2nd Half
1:53:278:37 /mi+3.2%
Positive split — 3.2% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:49:4926:558:4026:55
8:40
-
10K
6.21 mi08:15:3152:378:2825:42
8:16
-0:24
15K
9.32 mi08:40:551:18:018:2225:24
8:11
-0:05
21K
13.05 mi09:12:481:49:548:2531:53
8:33
+0:22
25K
15.53 mi09:33:352:10:418:2520:47
8:22
-0:11
30K
18.64 mi10:00:372:37:438:2827:02
8:42
+0:20
35K
21.75 mi10:27:113:04:178:2826:34
8:33
-0:09
40K
24.85 mi10:53:523:30:588:2926:41
8:35
+0:02
Finish
26.22 mi11:06:163:43:228:3212:24
9:05
+0:30

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

8:11 /mi

Average Pace

8:32 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

3:30:58

94% of race

Time at Steady Pace

12:24

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:31 /mi

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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 mi07:49:4926:558:4026:55
8:40
#3916
10K
6.21 mi08:15:3152:378:2825:42
8:16
#4450
15K
9.32 mi08:40:551:18:018:2225:24
8:11
#4302
21K
13.05 mi09:12:481:49:548:2531:53
8:33
#4457
25K
15.53 mi09:33:352:10:418:2520:47
8:22
#4470
30K
18.64 mi10:00:372:37:438:2827:02
8:42
#4401
35K
21.75 mi10:27:113:04:178:2826:34
8:33
#4120
40K
24.85 mi10:53:523:30:588:2926:41
8:35
#3784
Finish
26.22 mi11:06:163:43:228:3212:24
9:05
#3743
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
5K3.11 mi3.11 mi3916315048042543417524
10K6.21 mi3.10 mi4450-5343555-405551-7149673946608
15K9.32 mi3.11 mi4302+1483445+110537+1442543417524
21K13.05 mi3.73 mi4457-1553545-100555-1850373949604
25K15.53 mi2.48 mi4470-133541+4550+550563911591
30K18.64 mi3.11 mi4401+693464+77537+1346393557542
35K21.75 mi3.11 mi4120+2813229+235501+3633332556392
40K24.85 mi3.10 mi3784+3362956+273456+4529012181327
Finish26.22 mi1.37 mi3743+412903+53445+1145033177481

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×18story building
+279ft-164ft

Overall

4254

Males

3417

M35-39

3417

5K→10K

3.1 - 6.2 mi

Top 17%
×11story building
+103ft-217ft

Overall

4967

Males

3946

M35-39

3946

10K→15K

6.2 - 9.3 mi

Top 14%
×3story building
+51ft-55ft

Overall

4254

Males

3417

M35-39

3417

15K→21K

9.3 - 13.1 mi

Top 17%
×1story
+20ft-37ft

Overall

5037

Males

3949

M35-39

3949

21K→25K

13.1 - 15.5 mi

Top 17%
×2story building
+35ft-8ft

Overall

5056

Males

3911

M35-39

3911

25K→30K

15.5 - 18.6 mi

Top 15%
×2story building
+58ft-57ft

Overall

4639

Males

3557

M35-39

3557

30K→35K

18.6 - 21.8 mi

Top 11%
×2story building
+98ft-92ft

Overall

3333

Males

2556

M35-39

2556

35K→40K

21.8 - 24.9 mi

Top 10%
×2story building
+36ft-53ft

Overall

2901

Males

2181

M35-39

2181

40K→Finish

24.9 - 26.2 mi

Top 15%
×5story building
+80ft-24ft

Overall

4503

Males

3177

M35-39

3177

Passing Analysis

Category:
Athletes Passed
1372*
Passed By
1199
Net Change
+173
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3916
5K → 10K41*575-534#3916#4450
10K → 15K216*68+148#4450#4302
15K → 21K73*228-155#4302#4457
21K → 25K94107-13#4457#4470
25K → 30K174*105+69#4470#4401
30K → 35K314*33+281#4401#4120
35K → 40K367*31+336#4120#3784
40K → Finish93*52+41#3784#3743
TOTALS1372*1199+173

* 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