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MARINE CORPS MARATHON 2025

Thomas Smail

Medford, MA

Bib: 8129 M

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 37%
Gender (Male)
#0 / 17709
Top 43%
Division (M30-34)
#0 / 2603
Top 49%
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
9:54/mi
30:44
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
9:16/mi
59:30
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
9:32/mi
1:29:06
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
9:24/mi
2:04:08
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
9:01/mi
2:26:33
↑ 350.2%
30 ft elev
30K· 18.64 mi
9:49/mi
2:57:03
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
10:47/mi
3:30:32
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
11:35/mi
4:06:32
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
12:18/mi
4:23:19
↑ 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
2:04:089:31 /mi⚡ faster
2nd Half
2:19:1010:34 /mi+12.1%
Positive split — 12.1% 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 mi08:24:4330:449:5430:44
9:54
-
10K
6.21 mi08:53:2959:309:3528:46
9:16
-0:38
15K
9.32 mi09:23:051:29:069:3429:36
9:32
+0:16
21K
13.05 mi09:58:072:04:089:3135:02
9:24
-0:08
25K
15.53 mi10:20:322:26:339:2622:25
9:01
-0:23
30K
18.64 mi10:51:022:57:039:3030:30
9:49
+0:48
35K
21.75 mi11:24:313:30:329:4133:29
10:47
+0:58
40K
24.85 mi12:00:314:06:329:5536:00
11:35
+0:48
Finish
26.22 mi12:17:184:23:1910:0316:47
12:18
+0:43

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

9:01 /mi

Average Pace

10:03 /mi

Slowest Pace

12:18 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

51:11

19% of race

Time at Steady Pace

2:05:52

48% of race

Time at Slower Pace

1:26:16

33% of race

Average Pace: 10:03 /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 mi08:24:4330:449:5430:44
9:54
#10972
10K
6.21 mi08:53:2959:309:3528:46
9:16
#11007
15K
9.32 mi09:23:051:29:069:3429:36
9:32
#11335
21K
13.05 mi09:58:072:04:089:3135:02
9:24
#10889
25K
15.53 mi10:20:322:26:339:2622:25
9:01
#10414
30K
18.64 mi10:51:022:57:039:3030:30
9:49
#10179
35K
21.75 mi11:24:313:30:329:4133:29
10:47
#10264
40K
24.85 mi12:00:314:06:329:5536:00
11:35
#10678
Finish
26.22 mi12:17:184:23:1910:0316:47
12:18
#11037
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
5K3.11 mi3.11 mi10972787813331211885931443
10K6.21 mi3.10 mi11007-357914-361357-241107779791371
15K9.32 mi3.11 mi11335-3288128-2141382-251211885931443
21K13.05 mi3.73 mi10889+4467849+2791342+401010173351254
25K15.53 mi2.48 mi10414+4757522+3271291+51890564951124
30K18.64 mi3.11 mi10179+2357334+1881255+36973868141157
35K21.75 mi3.11 mi10264-857263+711236+191217078451286
40K24.85 mi3.10 mi10678-4147382-1191253-171369284171349
Finish26.22 mi1.37 mi11037-3597538-1561272-1916844101851634

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×18story building
+279ft-164ft

Overall

12118

Males

8593

M30-34

8593

5K→10K

3.1 - 6.2 mi

Top 37%
×11story building
+103ft-217ft

Overall

11077

Males

7979

M30-34

7979

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+51ft-55ft

Overall

12118

Males

8593

M30-34

8593

15K→21K

9.3 - 13.1 mi

Top 34%
×1story
+20ft-37ft

Overall

10101

Males

7335

M30-34

7335

21K→25K

13.1 - 15.5 mi

Top 30%
×2story building
+35ft-8ft

Overall

8905

Males

6495

M30-34

6495

25K→30K

15.5 - 18.6 mi

Top 32%
×2story building
+58ft-57ft

Overall

9738

Males

6814

M30-34

6814

30K→35K

18.6 - 21.8 mi

Top 41%
×2story building
+98ft-92ft

Overall

12170

Males

7845

M30-34

7845

35K→40K

21.8 - 24.9 mi

Top 46%
×2story building
+36ft-53ft

Overall

13692

Males

8417

M30-34

8417

40K→Finish

24.9 - 26.2 mi

Top 56%
×5story building
+80ft-24ft

Overall

16844

Males

10185

M30-34

10185

Passing Analysis

Category:
Athletes Passed
2454*
Passed By
2519
Net Change
-65
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10972
5K → 10K314*349-35#10972#11007
10K → 15K148*476-328#11007#11335
15K → 21K532*86+446#11335#10889
21K → 25K505*30+475#10889#10414
25K → 30K395*160+235#10414#10179
30K → 35K314*399-85#10179#10264
35K → 40K199*613-414#10264#10678
40K → Finish47*406-359#10678#11037
TOTALS2454*2519-65

* 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